IMPORTANT NOTE: The information contained in this document supersedes all previously published
information regarding this product. Product specifications are subject to change without prior notice.
70/140 MHz Satellite Modem
Optional IP Module
Part Number MN/CDM570L.IOM Revision 4
Comtech EF Data is an ISO 9001
Registered Company
CDM-570/570L
Satellite Modem
Installation and Operation Manual
Addendum A
Subject: Incorporate NMCS Protocol
Part Number: MN/CDM570L.AA4
Addendum A
October 9, 2006
Special Instructions:
This document contains new information for the CDM-570/570L satellite modem installation and
operation manual, part number MN/CDM570L.IOM Rev. 4 dated April 12, 2006.
Notes:
1. Insert this title page immediately after the manual title page to indicate that the manual was
updated with this addendum.
2. To identify changes made to the previous edition, refer to the change bars located in the
outside margins. [or:] Change bars were not utilized.
Street, Tempe, Arizona 85281 USA, (480) 333-2200, FAX: (480) 333-2161.
Collating Instructions
To update the manual, remove and insert the pages as follows:
Remove Insert
Remote Control Section
CDM/CDD NMCS Protocol
Rev 1.0
Revision History
Date Rev Author Comments
October 4, 2004 Draft 1.0 Wallace Davis Created for Internal Distribution
3/01/05 Draft 1.1 Bryan Wilcutt Modifications for implementation
6/27/05 Rev 1.0 Bryan Wilcutt Released revision
11/10/2005 Rev 1.0 Harish Talanki Modifications
Reproduction, adaptation, or transmission of this document by any means without
prior written permission is prohibited, except as allowed under copyright laws.
The scope of this document is to define the interface specification that will be used for a new
Remote Control based interface to the CDM/CDD family of products. The primary interface is to
be Telnet, however other interfaces may adapt to the CIM implementation, programmatically, via
specific API calls.
2.0 Architecture
The Remote NMCS attaches to an external interface, such as Telnet, and processes basic text
based commands to the CiM database manager. The database manager is responsible for
resolving GET and SET actions to Local and Remote objects. (See Figure 1.)
The following sections outline the basic command set supported in this version of the CIM
NMCS protocol.
3.1 Telnet interface
Telnet interface into the NMCS system must be on port 7023, which has been reserved for this
protocol by the IANA.
The login process requires a name and password, which are defined by the systems administrator
of the controlling equipment. This name and password is usually associated to the name and
password of an administrator account.
3.2 Basic Protocol
All bytes within a command are printable ASCII characters, less than ASCII code 127. In this
context, the Carriage Return (cr) and Line Feed (lf) characters are considered printable.
All messages from controller to target require a response as indicated. This will be either to return
data that has been requested by the controller, or to acknowledge reception of an instruction to
change the configuration of the target.
Controller to Target: This is the character ‘<’ (ASCII code 60)
Target to Controller: This is the character ‘>’ (ASCII code 62)
Because this is used to provide a reliable indication of the start of packet, these two characters
may not appear anywhere else within the body of the message. For multi line text message, each
line should end with a new line character ‘\n’. The carriage return & new line [\r\n] combination
should present only at the end of the message.
3.3.2 Address
Up to 9999 devices can be uniquely addressed. Even though the any number of devices can be
addressed, but they all should be associated with single IP Address.
• For a CDM570, address of ‘1’ is being used to address both modulator and
demodulator.
• For CDD564, each demodulator is identified by unique address from 1 to 4
respectively for all the four demodulators.
The address is not significant for commands targeted system wide. But, it does has significance
when associated with demod specific commands like Frequency, data rate etc.
The controller sends a packet with the address of a
target - the destination of the packet. When the target
responds, the address used is the same address, to
IMPORTANT
indicate to the controller the source of the packet. The
controller does not have its own address.
3.3.3 Instruction Code
This is a three-character alphabetic sequence that identifies the subject of the message. Wherever
possible, the instruction codes have been chosen to have some significance.
For example, TFQ stands for Transmit Frequency, RMD is for Receive Modulation type, etc.
This aids in the readability of the message, should it be displayed in its raw ASCII form. Only
upper case alphabetic characters may be used (A-Z, ASCII codes 65 - 90).
This is a single character that further qualifies the preceding instruction code.
Code Qualifiers obey the following rules:
3.3.4.1 Controller to Target
The only permitted values are:
= (ASCII code 61)
? (ASCII code 63)
= Code
? Code
The = code (controller to target) is used as the assignment operator, and is
used to indicate that the parameter defined by the preceding byte should be
set to the value of the argument(s) which follow it.
For example, in a message from controller to target, TFQ=0950.0000 would
mean “set the transmit frequency to 950 MHz.”
The ? code (controller to target) is used as the query operator, and is used to
indicate that the target should return the current value of the parameter
defined by the preceding byte.
For example, in a message from controller to target, TFQ? would mean
‘return the current value of the transmit frequency’.
If the controller sends an instruction to set a parameter to a particular value, and, if the
value sent in the argument is valid, BUT the modem will not permit that particular
parameter to be changed at that time, then the target will acknowledge the message by
replying (for example) with TFQ! (with no message arguments).
If the controller sends an instruction code which the target does not recognize, then the
target will acknowledge the message by echoing the invalid instruction, followed by the !
character. Example: XYZ!
Right now the CDM software is not organized to categorize various error codes, so it
combines various errors into a single code (!).
The = code (target to controller) is used in two ways:
First, if the controller has sent a query code to a target (for example TFQ?,
meaning ‘what’s the Transmit frequency?’), the target would respond with
TFQ=xxxx.xxxx, where xxxx.xxxx represents the frequency in question.
Second, if the controller sends an instruction to set a parameter to a particular
value, then, providing the value sent in the argument is valid, the target will
acknowledge the message by replying with TFQ= (with no message
arguments).
The ! code (target to controller) is only used as follows:
If the controller sends an instruction to set a parameter to a particular value,
then, if the value sent in the argument is not valid, the target will acknowledge
the message by replying (for example) with TFQ! (with no message
arguments). This indicates that there was an error in the message sent by the
controller.
Arguments are not required for all messages. Arguments include ASCII codes for the characters 0
to 9 (ASCII 48 to 57), period (ASCII 46), and | (ASCII 124), plus miscellaneous printable
characters.
3.3.6 Table Support Qualifier
In order to support accessing information that is represented in a table, the following syntax is
supported.
3.3.6.1 Index
The desired row shall be encapsulated within ‘[‘ and ‘]’ brackets. This option is only
applicable for data that is represented as table. For example:
Get a route table entry (will return the contents of the four route table entry):
<1/RTE[4]?
Get a the entry route table (will return the contents of the four route table entry):
In order to enforce atomic reads and writes and well as allow for checking related
parameter for validity, multi-argument lists will have the following format:
• Arguments are positioned in fixed length format (see specification for each
argument)
• ‘|’ Is used to separate different argument values from each other.
3.3.7 End Of Packet
Controller to Target: This is the ‘Carriage Return’ character (ASCII code 13).
Target to Controller: This is the two-character sequence ‘Carriage Return’, ‘Line Feed’. (ASCII
code 13, and code 10.)
Both indicate the valid termination of a command.
3.4 Modem Commands
Unless otherwise specifically called out in the IP Commands section, the remaining commands
are provided as part of the base modem command set and are defined in the CDM-570L modem
manual.
Command or Query here:
1 -- Router - Small Network
2 -- Router - Large Network
3 -- Router - Point to Point
4 -- Router - Vipersat
5 -- Easy Connect.
Router-Vipersat mode needs the vipersat option to be available on
the modem. Changing the address/working mode may reboot the
modem.
Command or Query where,
0=Disabled
1= Enabled
Enables or disabled forwarding of multicast traffic while in
EasyConnect mode.
Valid only when in EasyConnect mode on 570.
Header compression refresh rate, 1 to 600
Resolution=1 packet
Refresh rate for UDP/RTP1 streams.
Example: HRR=50
Restrictions: 570 only
Response to
Command
SWM=
SWM!
EMO =
EMO!
HRR =
HRR!
Query
(Instruction
Code and
Qualifier)
SWM? SWM =x
EMO? EMO =x
HRR? HRR =xxx
Response to Query
(see description of
arguments)
(see description of
arguments)
(see description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
13
Parameter
Type
Header
Compression
Refresh rate –
UDP
Command
(Instruction
Code and
Qualifier)
HRU= 3 bytes Command or Query.
Arguments
for Command
or Response
to Query
Header compression refresh rate, 1 to 600
Resolution=1 packet
Refresh rate for UDP only stream.
Example: HRU =50
Restrictions: 570 only
Header
Compression
Refresh rate –
All Others
HRA= 3 bytes Command or Query.
Header compression refresh rate, 1 to 600
Resolution=1 packet
Refresh rate for all other streams.
Example: HRU =50
Restrictions: 570 only
Payload
Compression
Refresh rate
PRA= 3 bytes Command or Query.
Payload compression refresh rate, 1 to 600
Resolution=1 packet
Refresh rate for all other streams.
Example: PRU =50
Restrictions: 570 only
Telnet timeout TET= 2 bytes Command or Query.
Telnet log in timeout, 1 to 60
Resolution=1 minute
Inactivity timeout on cli menu screen.
Example: <1/TET=50
Administrator
UserName
ADU=
11 bytes
No spaces
allowed.
Command or Query.
Change the administrator username, where:
Example: ADU=comtech
To get the new user name effective, ADP must be issued
Immediately after ADU. Then query ADU? to see the new.
Description of Arguments
Response to
Command
HRU =
HRU!
HRA =
HRA!
PRA =
PRA!
TET =
TET!
ADU =
ADU!
Query
(Instruction
Code and
Response to Query
Qualifier)
HRU? HRU =xxx
(see description of
arguments)
HRA? HRA =xxx
(see description of
arguments)
PRA? PRA =xxx
(see description of
arguments)
TET? TET =xx
(see description of
arguments)
ADU?
ADU =xxxxxxxxxxx
(see description of
arguments)
Page 14 of 54 MN/CDM570L.AA4
Parameter
Type
Administrator
Password
ReadWrite
UserName
ReadWrite
Password
ReadOnly
UserName
ReadOnly
Password
Access Client
List
Access List
Delete
Command
(Instruction
Code and
Qualifier)
ADP=
Arguments
for Command
or Response
to Query
11 bytes
No spaces
allowed.
RWU=
11 bytes
No spaces
allowed.
RWP=
11 bytes
No spaces
allowed.
ROU=
11 bytes
No spaces
allowed.
ROP=
11 bytes
No spaces
allowed.
ACL= 18 bytes,
numerical
ACD=x 1-byte
numerical
1…4
Description of Arguments
Command or Query.
Change the administrator password, where:
Example: ADP=comtech
Command or Query.
Change the ReadWrite username, where:
Example: RWU =comtech
To get the new user name effective, RWP must be issued
Immediately after RWU.
Command or Query.
Change the ReadWrite password, where:
Example: RWP =comtech
Command or Query.
Change the ReadOnly username, where:
Example: ROU =comtech
To get the new user name effective, ROP must be issued
Immediately after ROU.
Command or Query.
Change the ReadOnly password, where:
Example: ROP =comtech
Command or Query.
Used to set the Access list entry, which contains a subnet and mask.
Once the access list is enabled, only devices from the allowed
ranges are allowed to communicate with the modem.:
xxx.xxx.xxx.xxx/yy, where:
xxx.xxx.xxx.xxx is the IP address, and
yy is the network prefix (0-31)
Returns 000.000.000.000/32 when a particular Access Client is not
configured.
Example: <1/ACL[1]=010.006.030.001.24
Command only.
Delete the specified access list entry from the access list table.
<1/ACD=x, where x is value of 1…4
Response to
Command
ADP =
ADP!
RWU =
RWU!
RWP =
RWP!
ROU =
ROU!
ROP =
ROP!
ACL =
ACL!
ACD=
ACD!
Query
(Instruction
Code and
Response to Query
Qualifier)
ADP?
ADP =xxxxxxxxxxx
(see description of
arguments)
RWU?
RWU =xxxxxxxxxxx
(see description of
arguments)
RWP?
RWP =xxxxxxxxxxx
(see description of
arguments)
ROU?
ROU =xxxxxxxxxx
(see description of
arguments)
ROP?
ROP =xxxxxxxxxxx
(see description of
arguments)
ACL? ACL=
xxx.xxx.xxx.xxx.yy (see
description of
arguments)
N/A ACD=x [1..4]
(see description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
15
Parameter
Type
IGMP
enable/disable
Access List
Enforcement
Ping Reply
Enabled
Command
(Instruction
Code and
Qualifier)
IGE= 1 byte, value
ACE= 1 byte, value
PRE= 1 byte, value
Arguments
for Command
or Response
to Query
of 0 or 1
of 0 or 1
of 0 or 1
Telnet Enabled TLE= 1 byte, value
of 0 or 1
SNMP
Enabled
SPE= 1 byte, value
of 0 or 1
Description of Arguments
Command or Query
where,
0=Disabled
1= Enabled
Enables or disables the IGMP feature.
Command or Query
where,
0=Disabled
1= Enabled
Enables or disabled access list enforcement.
Command or Query where,
0=Disabled
1= Enabled
Enables or disables ping reply. When disabled, the modem will not
respond to pings (network security feature)
Command or Query where,
0=Disabled
1= Enabled
Enables or disables the telnet interface. When disabled, the user
will not be able to log in to the telnet interface.
Command or Query where,
0=Disabled
1= Enabled
Enables or disables the snmp interface. When disabled, the user
will not be able to use the snmp interface.
Response to
Command
IGE =
IGE!
ACE =
ACE!
PRE =
PRE!
TLE =
TLE!
SPE =
SPE!
Query
(Instruction
Code and
Response to Query
Qualifier)
IGE? IGE =x
(see description of
arguments)
ACE? ACE =x
(see description of
arguments)
PRE? PRE =x
(see description of
arguments)
TLE? TLE =x
(see description of
arguments)
SPE? SPE =x
(see description of
arguments)
Downlink
Route All
Multicast
DRM= 1 byte, 0 or 1 Command or Query where,
0=Disabled
1=Enabled
DRM=
DRM!
DRM? DRM=x
x – 0 or 1.
Enable/Disable Downlink Route All Multicast option.
Page 14 of 54 MN/CDM570L.AA4
Parameter
Type
Trasnmit DES
enable/disable
TX Header
Compression
enable/disable
RX Header
Compression
enable/disable
Command
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
TDE= 1 byte, value
of 0, 1, 2 or 3
THE= 1 byte, value
of 0, 1, 2 or 3
RHE= 1 byte, value
of 0, 1, 2 or 3
Description of Arguments
Command or Query where,
0=Disabled
1= Enabled (EasyConnect Only mode)
2= PerRoute (read-only when FAST feature is purchased in router
mode)
3 = Unavailable (read-only when FAST feature not purchased)
Acts as command, only in EasyConnect mode. In router mode, it’s
read-only.
Enables or disables the Transmit 3xDES feature.
Restriction: Can not enable if the 3xDES FAST feature has not
been purchased
Command or Query where,
0=Disabled
1= Enabled (EasyConnect Only mode)
2 = PerRoute (read-only when FAST feature is purchased in router
mode)
3 = Unavailable (read-only when FAST feature not purchased)
Acts as command, only in EasyConnect mode. In router mode, it’s
read-only.
Enables or disables the Transmit 3xDES feature.
Restriction: Can not enable if the 3xDES FAST feature has not
been purchased
Command or Query where,
0=Disabled
1= Enabled
Enables or disables the Transmit 3xDES feature.
Restriction: Can not enable if the 3xDES FAST feature has not
been purchased
Response to
Command
TDE =
TDE!
THE =
THE!
RHE =
RHE!
Query
(Instruction
Code and
Response to Query
Qualifier)
TDE? TDE =x
(see description of
arguments)
THE? THE =x
(see description of
arguments)
RHE? RHE =x
(see description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
17
Parameter
Type
TX Payload
Compression
enable/disable
3xDES
Encrypt Key
3xDES
Decrypt Key
SMTP Server
IP Address
Command
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
TPE= 1 byte, value
of 0, 1, 2 or 3
DEK[1..8]= 48 bytes,
numerical
DDK[1..8]= 48 bytes,
numerical
SIA= 15 bytes,
numerical
Description of Arguments
Command or Query where,
0=Disabled
1= Enabled (EasyConnect Only mode)
2 = PerRoute (read-only when FAST feature is purchased in
router mode)
3 = Unavailable (read-only when FAST feature not purchased)
Acts as command, only in EasyConnect mode. In router mode, it’s
read-only.
Enables or disables the Transmit 3xDES feature.
Restriction: Can not enable if the 3xDES FAST feature has not
been purchased
Command or Query.
3xDES encrypt key [192-Bit], where:
Example: DEK[1]=
222222222222222244444444444444446666666666666
666
All are Hexadecimal digits. [0…F], a total of 48 Hex digits.
Command or Query.
3xDES decrypt key, where:
Example: DDK:0=
222222222222222244444444444444446666666666666
666
All are Hexadecimal digits. [0…F], a total of 48 Hex digits.
Command or Query.
Used to set the IP address of the SMTP server where mail should
be sent, in the format:
xxx.xxx.xxx.xxx is the IP address
Example: <1/SIA=010.006.030.001. When not configured, it
returns >0001/SIA=0.0.0.0
Response to
Command
TPE =
TPE!
DEK =
DEK!
DDK =
DDK!
SIA =
SIA!
Query
(Instruction
Code and
Response to Query
Qualifier)
TPE? TPE =x
(see description of
arguments)
DEK[1..8]? DEK= x [1..48]
(see description of
arguments)
DDK[1..8]? DDK =x [1..48]
(see description of
arguments)
SIA? SIA = xx.xxx.xxx.xxx
(see description of
arguments)
Page 14 of 54 MN/CDM570L.AA4
Parameter
Type
SMTP Domain
Name
SMTP
Destination
Name
SNMP
Read
Community
SNMP
Write
Community
SNMP
Trap
Community
SNMP Trap
Destination IP
Address
Command
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
SDM= 128 bytes,
characters, no
spaces
SDN= 128 bytes,
characters,
SRC= 255 bytes,
characters, no
spaces
SWC= 255 bytes,
characters, no
spaces
STC= 255 bytes,
characters, no
spaces
STA= 15 bytes,
Numerical
Description of Arguments
Command or Query.
SMTP Domain name of up to 128 characters. To delete the domain
name, issue <1/SDM=
Empty string will delete the domain name.
Example: SMTP=somedomainname
Command or Query.
SMTP Destination name of up to 128 characters. To delete the
destination name, issue <1/SDN=
Empty string will delete the domain name.
Example: <1/SMTP=somedestinationname
Command or Query.
SNMP read community string. Empty string is not allowed
Example: <1/SRC=public
Command or Query.
SNMP write community string. Empty string is not allowed
Example: <1/SWC =public
Command or Query.
SNMP Trap community string. Empty string is not allowed
Example: <1/STC =trapcomm
Command or Query.
Used to set the IP address of the SNMP Trap destination IP
Address where traps will be sent, in the format:
xxx.xxx.xxx.xxx is the IP addresss
Example: <1/STA=010.006.030.001
Returns >0001/STA=0.0.0.0 When not configured.
Response to
Command
SDM =
SDM!
SDN =
SDN!
SRC =
SRC!
SWC =
SWC!
STC =
STC!
STA =
STA!
Query
(Instruction
Code and
Response to Query
Qualifier)
SDM? SDM =x [1..128]
(see description of
arguments)
SDN? SDN =x [1..128]
(see description of
arguments)
SRC? SRC =x
(see description of
arguments)
SWC? SWC =x
(see description of
arguments)
STC? STC =x
(see description of
arguments)
STA? STA = xx.xxx.xxx.xxx
(see description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
19
Parameter
Type
SNMP Trap
Destination IP
Address-2
SNMP Trap
Version
SNMP Trap
Enable
Authentication
Traps
SNMP
System
Contact
SNMP
System Name
SNMP
System
Location
Command
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
STB= 15 bytes,
Numerical
STV= 1 byte, value
of 0 or 1
SAT= 1 byte, value
of 1 or 2
SSC= 128 bytes,
characters,
SSN= 128 bytes,
characters,
SSL= 128 bytes,
characters,
Description of Arguments
Command or Query.
Used to set the IP address of the SNMP Trap destination IP
Address where traps will be sent, in the format:
xxx.xxx.xxx.xxx is the IP addresss
Example: 010.006.030.001
Returns >0001/STB=0.0.0.0 When not configured.
Command or Query.
1=Snmpv1
2=Snmpv2
Specifies the version of snmp traps that should be sent.
Command or Query
where,
2=Disabled
1= Enabled
Enables or disables sending SNMP authentication traps.
Command or Query.
SNMP System Contact string
Example: <1/SSC=Joe Net Admin. If not configured it returns
empty string.
<1/SSC=
Command or Query.
SNMP System Name string
Example: <1/SSN=Remote1. If not configured it returns empty
string.
<1/SSC=
Command or Query.
SNMP System Location string
Example: <1/SSL=Upstairs back right. If not configured it returns
empty string.
<1/SSL=
Response to
Command
STB =
STB!
STV =
STV!
SAT =
SAT!
SSC =
SSC!
SSN =
SSN!
SSL =
SSL!
Query
(Instruction
Code and
Response to Query
Qualifier)
STB? STB = xx.xxx.xxx.xxx
(see description of
arguments)
STV? STV = x
(see description of
arguments)
SAT? SAT =x
(see description of
arguments)
STC? STC =x [1..128]
(see description of
arguments)
SSN? SSN =x [1..128]
(see description of
arguments)
SSL? SSL =x [1..128]
(see description of
arguments)
Page 14 of 54 MN/CDM570L.AA4
Parameter
Type
Enable/Disable
QoS Feature
System
Configuration
Get
Command
(Instruction
Code and
Qualifier)
QSE= 1 byte value
None String of
Arguments
for Command
or Response
to Query
0 – Disable
1 – Enable
Variable byte
size
Command or Query.
Setting this to ‘1’ enables the Quality of Service feature.
Setting to ‘0’ disables it.
Query only.
Querying the SCG? Dumps the system configuration. This can be
used for updating the GUI parameters. See the Appendix section
for more information on individual field.
3.4.2 Interface Commands
Command
Parameter
Type
Ethernet MAC NONE 12 bytes Query only.
Ether speed
mode
(Instruction
Code and
Qualifier)
ESM= 1 byte, value
Arguments
for Command
or Response
to Query
of 1..5
Returns the Ethernet MAC address, format:
Example: ETM=0006B0000178
Command or Query.
1 -- Auto
2 -- 10 MB/sec Half Duplex
3 -- 100 MB/sec Half Duplex
4 -- 10 MB/sec Full Duplex
5 -- 100 MB/sec Full Duplex
Specifies the speed and mode of Ethernet interface.
Description of Arguments
Description of Arguments
Query
Response to
Command
QSE=
QSE!
SCG=
SCG!
Response to
Command
ETM! ETM? ETM=xxxxxxxxxxxx
ESM =
ESM!
(Instruction
Code and
Qualifier)
QSE? QSE=x
SCG? SCG= string of variable
Query
(Instruction
Code and
Qualifier)
ESM? ESM = x
Response to Query
byte size.
Response to Query
(see description of
arguments)
(see description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
21
Parameter
Type
IP Address of
Ethernet
interface
IP Address
Mask of
Ethernet
Interface
HDLC
Address
Command
(Instruction
Code and
Qualifier)
IPA= 15 bytes
IPM= Value of
HAD 4 bytes,
Arguments
for Command
or Response
to Query
length.
8 – 32
Numerical
Description of Arguments
Command or Query.
Used to set the IP address and mask of the Ethernet interface, in the
format:
xxx.xxx.xxx.xxx
where xxx.xxx.xxx.xxx is the IP addresss
Example: 010.006.030.001
Note: To make the IPA= command effective, one needs to issue the
IPM command immediately following IPA command. IPM should
be issued even if there is no change in the subnet mask.
Changing the IP address will cause the telnet/socket connection to
break. So, the telnet/application should reconnect to the new IP
address after timeout.
For Reading also, IPA? is followed by IPM?
Command or Query.
Sets the IP Subnet mask for the interface IP address.
yy is the submet mask in bits [8..32]
See the NOTE above for IPA.
Command or Query.
Sets the one of four hdlc addresss, where:
In small network mode value is 0x01-0xFE
In large network value is 0x0001-0x7FFE
To delete, set the value to 0xFFFF.
Example:
<1/HAD[3]=AB will set the HDLC address to 0xAB
<1/HAD[2]=FFFF will Clear/Delete the HDLC Address.
In Point-to-Point or vipersat mode the values are not used.
Response to
Command
IPA =
IPA!
IPM=
IPM!
HAD=
HAD!
Query
(Instruction
Code and
Qualifier)
IPA? IPA= xxx.xxx.xxx.xxx
IPM? IPM=yy
HAD? HAD= xxxx
Response to Query
(see description of
arguments)
(see description of
arguments)
Page 14 of 54 MN/CDM570L.AA4
3.4.3 QoS Commands
Command
Parameter
Type
QoS mode QSM= 1 byte, value
DiffServ Rule DSR= 48 bytes,
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
of 1, 2 or 3.
numerical
Description of Arguments
Command or Query.
QoS operating mode, where:
1=Priority/Max
2=Min/Max
3=DiffServ
Example: <1/QSM=2
Command:
The value in this is broken into separate values:
Read/Get Format:
cccc|ddd ddd|mmmmm|MMMMM|p
cccc – DiffServ class name
ddd ddd – DiffServ Code Point. The code point has 0, 1, X
mmmmm – Minimum bandwidth in kbps.
Range = 0..99999 (kbps)
MMMMM – Maximum bandwidth in kbps.
Range = 0..99999 (kbps)
p – priority is fixed and assigned by system.
User is allowed to modify Assured Class Rules 9, 10, 11, 12
ONLY, while the QoS [QSM=3] is in DiffServ mode.
Write/Set Format:
Example: DSR[9]=00100|00400
Sets min bw to 100, max bw to 400.
To set DSR, the system has to be set in DiffServ mode by issuing
<1/QSM=3.
Response to
Command
QSM =
QSM!
DSR=
DSR!
Query
(Instruction
Code and
Qualifier)
QSM? QSM =x
DSR? DSR =x [1..48]
Response to Query
(see description of
arguments)
(m = Min value,
M = Max Value)
Page 15 of 54 MN/CDM570L.AA4
23
Parameter
Type
DiffServ Table
Get
Command
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
DTG? String of
DiffServ Table
Description of Arguments
Query only.
Displays the complete diffserv rules. Can be issued when QoS
mode is set in Diff Serv. There are 12-rows/rules. Each rule is
PRI=1..8 (only applies in max/priority mode). In Min/Max mode
priority for all rules is fixed at 8. User should not be alled to change
priority in Min/Max mode. Priority-9 is being used for default rule,
and obtained from PARAM file. Pri-9 cannot be used for
configuring other rules.
Where s = Source IP
SIP=xxx.xxx.xxx.xxx/yy [yy – subnet mask]. All ‘*’ signifies all IP
address range[***.***.***.***/**].
Where d = Destination IP
DIP=xxx.xxx.xxx.xxx/yy [yy – subnet mask]. All ‘*’ signifies all
IP address range, like [***.***.***.***/**]
All ‘*’ signifies all port range of
00000 – 65535 for TCP/UDP. All port
numbers should in fixed length of 5-chars
Where A = TCP/UDP Source Port range
SPS=aaaaa [Source Port range Start]
Where B = [Source Port range Finish]
SPF=bbbbb
Where C = [Dest Port range Start]
DPS=ccccc
Where D = [Dest Port range Finish]
DPF=ddddd
Where m =
MINBW = mmmmm (meaningful in min.max mode). This is 0 in
Max Priority
mode. The number should be mentioned with preceding zeros, to
make it a fixed length of 5-chars.
Where M =
MXB=MMMMM (meaningful in max/pri and min./max modes
only). The number should be mentioned with preceding zeros, to
make it a fixed length of 5-chars.
W = WRED = 0-No 1-Yes
F = FILTER = 0-No 1-Yes
Response to
Command
QSR =
QSR!
Query
(Instruction
Code and
Qualifier)
QSR[0..32]?
Index-0 is the
default rule
Response to Query
QSR[0..32] =
See description.
Index-0 is the default
rule
Parameter
Type
Number of
QOS Rule
entries
Delete a QOS
Rule entry
QoS Typical
System
Latency
QoS
Maximum
System
Latency
Command
(Instruction
Code and
Qualifier)
QSN QSN=2 bytes
QSD= QSD =2bytes,
QTL= 1-Byte value
QML= 1-Byte value
Arguments
for Command
or Response
to Query
numerical
numerical
0 – 5 Seconds.
0 – 5000 milli
Seconds.
Query Only.
Returns the number of active qos rules. Doesnot count default rule.
Note: This command should be issued whenever a new rule is
added/deleted.
Command Only.
Deletes the QoS rule entry at the specified index number
Example: QSD=3 (deletes the 3rd qos rule)
Command or Query
Sets/Gets the QoS typical system latency
At low datarates of upto 1Mbps this value can range from 0 – 5
Seconds..
At datarates above 1Mbps, the value range from 0 – 2 Seconds.
Query
Gets the QoS typical system latency
Value range from 0 – 5000 milli Seconds.
Description of Arguments
Response to
Command
QSN =
QSN?
QSD =
QSD!
QTL =
QTL!
QML =
QML!
Query
(Instruction
Code and
Qualifier)
QSN? QSN = xxx
N/A
QTL? QTL=x
QML? QML=x
Response to Query
(see description of
arguments)
QSD = xx
(see description of
arguments)
X – A value of 0-5
Seconds.
X – A value of 0-5000
milli Seconds.
Page 14 of 54 MN/CDM570L.AA4
3.4.4 Protocol Commands
Parameter
Type
DHCP Relay
IP Address
Static Arp
table
Number of
ARP entries
Command
(Instruction
Code and
Qualifier)
DRA= 15 bytes,
ARP= 256 bytes
None 4 bytes,
Arguments
for Command
or Response
to Query
numerical
characters
numerical
Description of Arguments
Command or Query.
Used to set the IP address of the DHCP Server, in the format:
xxx.xxx.xxx.xxx, where:
xxx.xxx.xxx.xxx is the IP address
Example: <1/DRA=010.006.030.001
Returns >0001/DRA=0.0.0.0 when not configured.
Command or Query.
ARP Entry in format xxx.xxx.xxx.xxx|mm:mm:mm:mm:mm:mm
Where xxx.xxx.xxx.xxx = IP address.
mm:mm:mm:mm:mm:mm. = MAC Address.
Duplicate IP addresses are not allowed. They must also be locally
attached (on the same subnet as the Ethernet interface). Using a
different index with existing IP address may modify the existing
ARP entry, rather than creating new one.
Example:
<1/arp[1]=010.020.030.040|00:11:ab:33:44:66
Returns >0001/ARP! When there is no ARP entry.
Query Only.
Returns the number of static arp entries.
Note: This command should be issued whenever a new ARP Entry
is added/deleted.
Response to
Command
DRA =
DRA!
ARP =
ARP!
ARN =
ARN!
Query
(Instruction
Code and
Qualifier)
DRA? DRA = xxx.xxx.xxx.xxx
ARP[1..256]? ARP=x [1..256]
ARN? ARN=nnnn
Response to Query
(see description of
arguments)
(see description of
arguments)
(see description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
27
Parameter
Type
Delete an ARP
entry
IGMP Server:
IGMP Query
Period
IGMP Server:
IGMP Max
Resp. Time
IGMP Server:
Number of
Missed
Responses
IGMP Client
Recognize
Queries
IGMP
Client Router
Alert Option
for V1
Command
(Instruction
Code and
Qualifier)
ARD= ARD=xxx.xxx
IGQ= IGQ=xxx
IMR= IMR=xxx
INM= 2 bytes,
IRQ= 1 byte, 0 or 1 Command or Query
IRO= 1 byte, 0 or 1 Command or Query
Arguments
for Command
or Response
to Query
.xxx.xxx
Where xxx is 1
to 600
Where xxx is
value of 1 to
598
Numerical
1..30
Command Only.
Delete the ARP entry associated with the specified IP Address.
xxx.xxx.xxx.xxx IP address of ARP entry to delete.
Example: <1/ARD=192.168.001.100
Command or Query
Set the IGMP Query period in seconds while modem acting as
IGMP Server.
Command or Query
Set the Maximum response time for the IGMP Query in seconds.
Should always be 2 less than query period. The range is 1 to (IGQ
– 2). If IGQ is at 30, then IMR can be set from 1 through 28.
Command or Query.
Number of missed responses before leaving the IGMP Group.
Configured from 1…30
Example: INM=15
where,
0=No
1= Yes
Enable/Disable Recognizing IGMP Queries.
Example: IRQ=0
where,
0=No
1= Yes
Enable/Disable Router Alert option for V1 Reports.
Example: IRO =0
Description of Arguments
Response to
Command
ARD =
ARD!
IGQ=
IGQ!
IMR=
IMR!
INM =
INM!
IRQ =
IRQ!
IRO =
IRO!
Query
(Instruction
Code and
Qualifier)
N/A ARD=xxx.xxx.xxx.xxx
IGQ?
IMR?
INM?
IRQ?
IRO?
Response to Query
(see description of
arguments)
IGQ=xxx
xxx – value of 1 to 600.
IMR=xxx
xxx - value of 1 to 598.
INM =xxx
(see description of
arguments)
IRQ =xxx
(see description of
arguments)
IRO =xxx
(see description of
arguments)
Page 14 of 54 MN/CDM570L.AA4
Parameter
Type
IGMP Client:
Version
IGMP Client:
Unsolicated
Report
Internval
IGMP View
Table
Command
(Instruction
Code and
Qualifier)
ICV 1 byte, 0 or 1 Command or Query
IRI= 2 bytes 0..25 Command or Query
None String value Query only.
Arguments
for Command
or Response
to Query
where,
Set the IGMP Version for Unsolicited Reports.
0=V1
1= V2
Recognize IGMP Queries
Example: ICV =0
where,
Set the unsolicited Report Interval [Modem as Client]
Range = 1..25
Example: <1/IRI =14
Display the IGMP table with different states. To see the entries, the
system should have the IGMP feature enabled, and should be
properly configured to forward IGMP packets. See WEB interface
for proper table format.
Note: Not yet supported in 1.5.3 Release. Will available in next
release.
Description of Arguments
Response to
Command
ICV =
ICV!
IRI =
IRI!
IGT=
IGT!
Query
(Instruction
Code and
Qualifier)
ICV?
IRI? IRI =xxx
IGT? IGT=sssssss
Response to Query
ICV =xxx
(see description of
arguments)
(see description of
arguments)
Table of IP Addresses
and their state
information.
Page 15 of 54 MN/CDM570L.AA4
29
3.4.6 Operations and Maintenance Commands
Command
Parameter
Type
Upgrade Slot USI= 1 bytes, value
Software
Revision
(Instruction
Code and
Qualifier)
N/A 34-37 bytes Query only.
Arguments
for Command
or Response
to Query
of 0,1 or 2
Description of Arguments
Command or Query.
Slot to upgrade new IP firmware where,
0= Oldest
1=Image 1
2=Image 2
Example: UPS=0
Unit returns the value of the internal software revision installed in
the unit, in the form :
Example:
>0001/SWR=Boot:1.1.1 Bulk1:1.5.1u Bulk2:1.5.1P
Query
Response to
Command
USI =
USI!
SWR! SWR? SWR=Boot:x.y.zz
(Instruction
Code and
Qualifier)
USI?
Response to Query
USI=x
(see description of
arguments)
Bulk1:x.y.zz
Bulk2:x.y.zz
(see description
of arguments)
Page 14 of 54 MN/CDM570L.AA4
Arguments
Command
Parameter
Type
(Instruction
Code and
Qualifier)
IP Software
None String Query only.
Information
for
Command
or
Response to
Query
Complete IP software information:
Example: FRW=
System time is THU DEC 22 14:53:50 2005
Booted using image #1
Using configuration parameters from PARAM #1
Boot
IP Bulk#1
IP Bulk
#2
EVENT
LOG
PARAM
BaseBoot
BaseBulk
#1
BaseBulk
#2
Type
Description of Arguments
Date Time Name Rev Len
1/24/2006
12/27/2005
12/14/2005
02/01/2006
1/26/2006
03/30/2004
01/26/2006
01/04/2006
15:26
17:27
14:19
14:10
18:29
-- --
-- --
-- --
FW/10873-1c
5.3 Pre
5.3 Pre
eventlog
console
FW/10804-1-
FW/10805T
FW/10805R
1.1.3
1.5.3
1.5.3
1.5.3
1.5.3
1.1.1
1.5.1
N
1.5.1
g
460804
chr(13)
2607240
chr(13)
2604308
chr(13)
1`28000
chr(13)
5160
chr(13)
---chr(13)
---chr(13)
---chr(13)
chr(10)
Query
Response to
Command
(Instruction
Code and
Response to Query
Qualifier)
IFW! IFW? IFW =x….x
(see description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
31
Parameter
Type
Boot From
Software
Image
Base Modem
Boot From
Param file
image to use
Save System
Configuration
Parameters
Command
(Instruction
Code and
Qualifier)
BLI= 1 byte, value
BBI= 1 byte value
PFI= 1 byte, value
SCS= 1 byte value
Arguments
for
Command
or Response
to Query
of 0,1,2
0,1,2
of 1 or 3
1 – Save
config
Description of Arguments
Command or Query.
Image which will be used the next time the system is booted, where:
0=Latest
1=Bulk Image # 1
2=Bulk Image # 2
Example: BLI=1 (which is Image #1 active)
Command or Query.
The binary image, which will be used by the base modem, to boot
with.
Where
0 – Latest
1 – Image in Slot# 1
2 – Image in Slot#2.
Example: <1/BBI=0
Command or Query.
Image which will be updated the next time firmware is uploaded to
the system:
1=Param1
3=Factory Default
To restore the Factory Defaults, set PFI=3 and issue RST to reset the
box. This would bring up the box with factory default configuration.
Example: PFI =1 (using param image on flash)
Command only
Setting SCS to ‘1’, will save all the active system configuration on to
the Flash.
Response to
Command
BLI =
BLI!
BBI=
BBI!
PFI =
PFI!
SCS=
SCS!
Query
(Instruction
Code and
Qualifier)
BLI? BLI =x
BBI? BBI=x
PFI? PFI =x
N/A SCS=x
Response to Query
(see description of
arguments)
(see description of
arguments)
(see description of
arguments)
(see description of
arguments)
Page 14 of 54 MN/CDM570L.AA4
Command
Parameter
Type
Reset Unit RST 1 byte value.
Restore
Factory
Defaults
Load Params
from
permanent
storage
Codecast
Multicast
Address
Unit Up Time N/A String value Query only
(Instruction
Code and
Qualifier)
RFD 1-Byte value
LPS= 1-Byte value
CCA= Multicast IP
Arguments
for
Command
or Response
to Query
1 - reset the
system.
1 - restore
1 – load
parameters
Address in
xxx.xxx.xxx.
xxx format
Command only.
Setting the parameter to 1 resets the system. Telnet2 connection
needs to be re-established.
Command only.
Setting this to ‘1’ will bring the modem back to factory defaults. This
may force unit reboot, depending on the mode of operation.
Command only.
Setting this to ‘1’ loads the system with parameters from permanent
storage/flash. This may force unit reboot, depending on the mode of
operation.
Command or Query.
Set the Code cast multicast address, through which the modem can
receive the software updates via vLoad application. Only Multicast
address in the range 224.xxx.xxx.xxx To 239.xxx.xxx.xxx are
allowed. There are some reserved multicast addresses which cannot
be used.
This cannot be deleted.
Displays the unit up time in days, hours, minutes & seconds.
Example: >0001/uut=0 days 0 hours 13 mins 15 secs
Description of Arguments
Query
Response to
Command
RST=
RST!
RFD=
RFD!
LPS=
LPS!
CCA=
CCA!
N/A UUT? UUT=sssssss
(Instruction
Code and
Qualifier)
N/A RST=x
N/A RFD=x
N/A LPS=x
CCA? CCA=xxx.xxx.xxx.xxx
Response to Query
(see description of
arguments)
(see description of
arguments)
(see description of
arguments)
(see description of
arguments)
String.
(see description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
33
3.4.7 Redundancy Commands
Parameter
Type
Redundancy
State
Command
(Instruction
Code and
Qualifier)
N/A 1 byte, value
Arguments
for Command
or Response
to Query
of 0 or 1
Description of Arguments
Query only.
Unit returns the redundancy state of the unit, where
0=Offline
1=Online
Example: RED=1 (which is Online)
Query
Response to
Command
N/A RED? RED=x
(Instruction
Code and
Qualifier)
Response to Query
(see description
of arguments)
Page 14 of 54 MN/CDM570L.AA4
3.4.8 Routing Commands
Command
Parameter
Type
Route Table RTE RTE[1..256]=
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
variable
Description of Arguments
Command or Query.
sssssssssssss|ddd.ddd.ddd.ddd/DD|i|nnn.nnn.nnn.nnn|hhhh|t|p|c|k|S
s = Route Name up to 13 characters. It should be unique. Reusing
of route names with different index, will endup modifying the
existing route.
d = Destination IP Address in xxx.xxx.xxx.xxx/yy where
xxx.xxx.xxx.xxx is IP address and
yy – Subnet mask bits. To mean ‘Any IP Address’ indicate it by
***.***.***.***/** format.
D = Destination Subnet Mask Bits.
i = Interface 1 – Sat and 0 – Ethernet
n = Next Hop IP Address in xxx.xxx.xxx.xxx format.
To be valid the next hop should be on the same subnet
as the router IP Address. This field will be all ‘*’ for a ‘SAT’
directed route. It means, for a route with valid HDLC address this
field will be ‘***************’.
h = HDLC Addr in 4-digit hexadecimal number. Valid
range is 0x00 to 0xFE in Router-Small Network mode.
And 0x0000 to 0x7FFE for Router-Large Network
mode. This field will be all ‘*’ for ‘ETH’ directed route.
It means, if the route has a valid next-hop, then this field is ‘****’
[meaning HDLC Address is not Used.]. HDLC Address is not used
in point-to-point mode, may default to ‘1’.
t = Header Compression 0 – No 1 – Yes.
p = Payload Compression 0 – No 1 – Yes.
c = DES Encryption 0 – No 1 – Yes.
k = DES Key to use 0 – Don’t use any key 1 – 8 use as
mentioned and 9 – Use Random key.
S = Multicast state 0-None 1=Eth-to-Sat 2=Sat-to-Eth
3=toBoth
Response to
Command
RTE =
RTE!
Query
(Instruction
Code and
Qualifier)
RTE[1..256]? RTE[1..256] = xxx (see
Response to Query
description of
arguments)
Page 15 of 54 MN/CDM570L.AA4
35
Parameter
Type
Route Table
(Continued)
Command
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
Description of Arguments
When called using an existing index, the command is treated as a
“modify”. Only new routes can be added at the END of the list:
Text display of all
WAN/Satellite Transmit
Statistics.
\r =CR = 0x0D
\n = Newline = 0x0A
WSC=
Clear WAN Stats.
Page 15 of 54 MN/CDM570L.AA4
39
3.4.9.2 IP Stats
Command
Parameter
Type
IP Route Stats N/A 10 bytes,
Total Packets From Etheret
(Instruction
Code and
Qualifier)
Arguments
for Command
or Response
to Query
Numericals
Description of Arguments
Query only.
Display all IP Route packet statistics in text.
Total Packets To Ethernet
Unicast Packets To Ethernet
Multicast Packets To Ethernet
Broadcast Packets To Ethernet
Total Packets From Satellite
Total Packets From Endstation
Total Packets To Endstation
IGMP Packets Received
IP Option Packets Received
Query only.
Display all the IP Route Dropped Packet Statistics in text.
Dropped – Bad Buffer Length
Dropped – Bad IP Version
Dropped – TTL Expired
Dropped – No Route
Dropped – No ARP Entry
Dropped – Multicast
Dropped – Multicast Disabled Group
Dropped – Total
Set only.
Setting this value to ‘1’ would clear all IP Route statistics.
Clears IP Route Stats, IP Filtered Stats, IP Dropped Stats.
I – Active Flow count associated with this QoS Queue.
>0001/QST=
0|19| 0| 0| 0| 0| 0| 0| 0| 0| 0chr(13)
1| 0| 0| 0| 0| 0| 0| 0| 0| 0| 0chr(13)
Command only.
Clears the QoS statistics for a specified queue. The command can
be issued only on active/configured queue. To clear default queue
stats use ‘0’.
<1/QSC=0 will clear default queue stats
<1/QSC=5 will clear stats of rule-5.
Command only.
Setting QSA=1 will clear all qos queue statistics. Also clears the
default queue stats.
Query
Response to
Command
QST! QST? QST=sssssssss…
QSC=
QSC!
QSA=
QSA!
(Instruction
Code and
Qualifier)
None QSC=xx
None QSA=x
Response to Query
String displaying qos
stats of all active queues.
\r – CR – 0x0D
\n – Newline – 0x0A
(see description of
argument)
(see description of
argument)
Page 15 of 54 MN/CDM570L.AA4
45
3.5 PARAM Files
This section gives more detail about the possible values of various parameters in PARAM file.
Param File Tag
SYS_WORKING_MODE
Values Associated with Parameter
Possible values are
Router Mode
Easy Connect Mode
EASYCON_MCAST_MODE
HDR_REFRESH_UDP_RTP1 Decimal Value of 1…600
HDR_REFRESH_UDP Decimal Value of 1…600
HDR_REFRESH_ALL_OTHERS Decimal Value of 1…600
PAYLOAD_REFRESH Decimal Value of 1…600
TELNET_TIMEOUT Decimal Value of 1…60 Minutes
QOSMODE
DYNBUF_LATENCY Decimal value of 200 to 5000 mSec.
Enabled
Disabled
Possible values are:
Rule-Max/Pri Mode
Rule-Min/Max Mode
DiffServ Mode
Page 14 of 54 MN/CDM570L.AA4
Param File Tag
Rt#0 …. Rt#nnn
ROUTE_HDLC_ADDR_SAVE Corresponding HDLC Addresses for EthernetÆSat entries. [No need to read this from param file, use RTG]
DHCP_RELAY_IP_ADDR
REDUNDANCY_ACTIVE
BASE_BOOT_IMAGE
UPGRADE_SLOT
BLINDLOAD_MCAST_ADDR
Values Associated with Parameter
Route table entries Rt#0 is the first entry and can go upto 256 entries.
[No need to read this from param file, use RTG]
DHCP Server IP Address. Possible values are
NOT-DEFINED – When the parameter not set.
10.20.30.40 – When a DHCP Server IP Address is set.
Enabled
Disabled
Possible values are
Latest
Image 1
Image 2
Oldest
Image 1
Image 2
NOT-DEFINED when ip_addr is 0
Valid multicast IP address like 239.4.5.6
ADMIN_PWD
READWRITE_PWD
READONLY_PWD
Page 15 of 54 MN/CDM570L.AA4
47
NONE – When not set
Xxxx/yyy format with xxx-user name and yyy-password. Like comtech/comtech.
NONE – When not set
Xxxx/yyy format with xxx-user name and yyy-password. Like comtech/comtech.
NONE – When not set
Xxxx/yyy format with xxx-user name and yyy-password. Like comtech/comtech.
Param File Tag
ACCESS_CLIENT
ACCESS_ENFORCEMENT_ENABLE
PING_REPLY_ENABLE
TELNETD_ENABLE
SNMP_ENABLE
IGMP_ENABLE
GENERIC_DOWNLINK_MCAST
Values Associated with Parameter
NOT-DEFINED/NA – When not set
Valid IP address like 192.168.001.001/32
Enabled
Disabled
Enabled
Disabled
Enabled
Disabled
Enabled
Disabled
Unavailable – If system does not has this FAST Feature available.
Enabled
Disabled
Enabled
Disabled
Unavailable – If system does not has this FAST Feature available.
QOS_ENABLE
TRANS_DES_ENABLE
TX_HDR_COMPRESSION_ENABLE
Page 14 of 54 MN/CDM570L.AA4
Enabled
Disabled
Unavailable – If system does not has this FAST Feature available.
Per Route – If the system working mode is Router-Small, Router-Large, Router-PtoP
Enabled – If system working mode is EasyConnect
Disabled – If system working mode is EasyConnect
Unavailable – If system does not has this FAST Feature available.
Per Route – If the system working mode is Router-Small, Router-Large, Router-PtoP
Enabled – If system working mode is EasyConnect
Disabled – If system working mode is EasyConnect
Param File Tag
RX_HDR_COMPRESSION_ENABLE
TX_PYLDCOMP_ENABLE
ENCRYPT_KEY# [0…7]
DECRYPT_KEY# [0…7]
SMTP_SERVER_IP_ADDRESS
SMTP_DOMAIN
SMTP_DESTNAME
Values Associated with Parameter
Unavailable – If system does not has this FAST Feature available.
Enabled
Disabled
Unavailable – If system does not has this FAST Feature available.
Per Route – If the system working mode is Router-Small, Router-Large, Router-PtoP
Enabled – If system working mode is EasyConnect
Disabled – If system working mode is EasyConnect
xxxxx….xx A 48 character length [192-Bit] 3xDES key. The key is formed with Hexadecimal digits from
0..9,A,B,C,D,E,F only. Like 2222222222222222 4444444444444444 6666666666666666. Notice there is a
space for every 16-Hexadecimal digits for readability.
xxxxx….xx A 48 character length [192-Bit] 3xDES key. The key is formed with Hexadecimal digits from
0..9,A,B,C,D,E,F only. Like 2222222222222222 4444444444444444 6666666666666666. Notice there is a
space for every 16-Hexadecimal digits for readability.
NOT-DEFINED – If the parameter is not set. Other wise,
IP address in the form 192.168.1.1
Empty string, when not set. In param file, there is nothing after = sign.
Otherwise, a string of up to 128 character. Generally in domain name format.
Empty string, when not set. In param file, there is nothing after = sign.
Otherwise, a string of up to 128 character.
SNMP_READ_COMMUNITY String of up to 20 characters. [Empty string is not allowed]. Like “public”
SNMP_WRITE_COMMUNITY String of up to 20 characters. [Empty string is not allowed]. Like “private”
SNMP_TRAP_COMMUNITY String of up to 20 characters. [Empty string is not allowed]. Like “public”
Page 15 of 54 MN/CDM570L.AA4
49
Param File Tag
SNMP_TRAP_DEST
SNMP_TRAP_DEST_2
SNMP_TRAP_VERSION
SNMP_TRAP_ENABLE_AUTHEN_TRAP
SNMP_SYSCONTACT
SNMP_SYSNAME
SNMP_SYSLOCATION
Values Associated with Parameter
NOT-DEFINED – When the parameter is not set
IP address in string format like 11.12.13.14
NOT-DEFINED – When the parameter is not set
IP address in string format like 11.12.13.14
SNMPv1 – When SNMP version-1 trap generation is selected.
SNMPv2 – When SNMP version-2 trap generation is selected.
UNKNOWN – When invalid value is set.
Enabled – When set to send the Authentication Trap.
Disabled
Empty string, when not set. In param file, there is nothing after = sign.
Otherwise, a string of up to 128 character.
Empty string, when not set. In param file, there is nothing after = sign.
Otherwise, a string of up to 128 character.
Empty string, when not set. In param file, there is nothing after = sign.
Otherwise, a string of up to 128 character.
ETHER_MAC Ethernet MAC Address in the format 00-06-B0-xx-xx-xx. All are hexadecimal digits.
Possible Values are
Auto
ETHER_SPEED_MODE
ETHER_IP_SNET IP Address in the format 192.168.1.50/24
Page 14 of 54 MN/CDM570L.AA4
10 MB/sec Half Duplex
100 MB/sec Half Duplex
10 MB/sec Full Duplex
100 MB/sec Full Duplex
Param File Tag
HDLC_ADDR_MODE
QOSC
QOSCDEFR
DIFFSSV#0 … DIFFSSV#11
IGMP_QRYP
Values Associated with Parameter
Small Network Mode
Large Network Mode
Point-To-Point Mode
If there are no QoS rules configured, (or) system is not in Max-Pri (or) Min-Max mode, then param file will not
have an entry for QOSC. Otherwise, the rules will be in the following format.
QOSC### = SrcIP/Mask DstIP/Mask PROT spm spM dpm dpM mxB mb P W F
QOSC#1 = ***/* ***/* RTP *** *** *** *** 22222 0 4 N Y
QOSC#2 = 11.12.13.14/32 22.22.33.44/32 UDP 11111 22222 33333 44444 99999 0 0 Y N
Where
spm – source port min; spM – source port Max; dpm – Destination port min; dpM – Destination port Max
mxB – Max bandwidth in kbps; mb – minimum bandwidth in kbps [Total aggregate min bandwidth of all the
qos rules should be less than the Tx-Data rate of the system.]
P – Priority; W – WRED; F – Filter; [Y – Yes, N – No]
The default rule always exists in the system and in param file, but not meaningful if QoS mode is DiffServ. The
format is
QOSC### = SrcIP/Mask DstIP/Mask PROT spm spM dpm dpM mxB mb P W F
QOSCDEFR#0 = ***/* ***/* ALL *** *** *** *** 99999 0 9 N N
The DiffServ rules are meaningful only when QoS mode is DiffServ. Otherwise, these parameters can be
discarded. The format is as follows. The first column is
DIFFSSV#0 = 0 99999
NOTE: Donot use this from PARAM file, instead use DTG? Command.
A decimal value of
1…600
IGMP_MXRT
IGMP_MRP
IGMP_QUERIES
Page 15 of 54 MN/CDM570L.AA4
51
A decimal value of
1…598
A decimal value of
1…30
Possible string values are
Yes
No
Param File Tag
IGMP_ROUTERALERT_OPT
IGMP_VERSION2
IGMP_URI
SARP#0 …. SARP#255
MGC_SAVE MGC Command response from the base modem. See the base modem document for more detail.
OGC_SAVE OGC Command response from the base modem. See the base modem document for more detail.
LOGGING FEATURE
Values Associated with Parameter
Possible string values are
Yes
No
Possible string values are
V1
V2
A decimal value of
0…25
Static ARP entry if there are any, in the format
IP Addr Layer2 MAC Address [Hexadecimal digits]
10.20.30.40 00:11:33:AA:BB:CC
Enabled
Disabled
Possible string values are
LOGGING LEVEL
HDLCADDR_SAVE
Errors Only
Errors and Warnings
All Information
HDLC addresses in hexadecimal format
aaaa bbbb cccc dddd
where
aaaa – First HDLC Address
bbbb – Second HDLC Address…etc
Page 14 of 54 MN/CDM570L.AA4
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Change highlighted values as follows:
Change Specifics:
Front Panel Operation – Change Values for CDM-570L
July 12, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EA4
Attach this page to page 6-25
Errata A
In the CDM-570L, the range varies according to symbol rate:
+/- 1 kHz to +/- 32 kHz for rates less than or equal to 625 ksymbols/sec
+/- 1 kHz to +/- 200 kHz for rates greater than 625 ksymbols/sec
Filename: T_ERRATA 1
Filename: T_ERRATA 2
Errata B
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Change Description for Unit Alarm Mask (MSK) to read:
Change Specifics:
Serial Remote Control - Unit Alarm Mask
July 12, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EB4
Attach this page to page 13-16
Filename: T_ERRATA 1
Unit Alarm
Mask
MSK= 12 bytes Command or Query.
Alarm mask conditions, provides response of 0
(unmasked/active) or 1 (masked) for each parameter, in
form abcdefghijkl, where:
July 12, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EC4
Attach this page to page 13-23
Filename: T_ERRATA 1
Front Panel
Lockout
FPL= 1 byte, value
of 0 or 1
Command or Query.
Control the state of front panel lockout, where:
0=no lockout
1=front panel lockout active
Disable the lockout by either FPL=0, or by setting into local
mode using LRS=0 (response is LRS+ meaning FPL is
disabled at the same time)
FPL=
FPL?
FPL*
FPL#
FPL? FPL=x
(see description of
arguments)
Filename: T_ERRATA 2
Errata D
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Highlighted Input Power Range changes are as follows:
Change Specifics:
Changed Input Power Range
July 18, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.ED4
Attach this page to page 12-3
12.2 Demodulator
Data rate range, operating modes, de-scrambling, input impedance/return loss etc., as per
Modulator
+35 dBc maximum composite, up to -5 dBm, absolute max.
+40 dBc maximum composite, up to –10 dBm, absolute max.
Filename: T_ERRATA 1
Filename: T_ERRATA 2
Errata E
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Chnaged slope of curves for TPC 7/8 for Figure 7-5. The following table highlights the changes
to the BER curve.
Changed Figure 7-5, TPC Curve for Rate 7/8
July 27, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EE4
Attach this page to page 7-14
Change Specifics:
TURBO PRODUCT
CODEC
Rate 7/8 QPSK
Rate 7/8 8-PSK
Rate 7/8 16-QAM
BER
(With two adjacent
carriers, each 7 dB
higher than the
desired carrier)
For:
BER=10
BER=10-8
Rate 7/8 (Q, OQ)
Guaranteed Eb/No:
(typical value in
parentheses)
-5
4.3 dB (4.0 dB)
4.5 dB (4.2 dB)
Rate 7/8 (8-PSK)
Guaranteed Eb/No:
(typical value in
parentheses)
7.0 dB (6.6 dB)
7.2 dB (6.8 dB)
Rate 7/8 (16-QAM)
Guaranteed Eb/No:
(typical value in
parentheses)
8.1 dB (7.7 dB)
8.3 dB (7.9 dB)
Filename: T_ERRATA 1
Eb/No in dB
1 2 3 4 5 6 7 8 9 10 11 12
1E-1
Comtech Turbo Product Codec
1E-2
1E-3
1E-4
1E-5
1E-6
Uncoded
BPSK/QPSK
Spec limit
Rate 7/8
QPSK/OQPSK
Rate 7/8 QPSK/OQPSK,
8-PSK and 16-QAM
Uncoded
16-QAM
Spec limit
Rate 7/8
8-PSK
Uncoded
8-PSK
1E-7
Spec limit
Rate 7/8
16-QAM
1E-8
Typical performance
1E-9
1 2 3 4 5 6 7 8 9 10 11 12
BER
Figure 7-5. Comtech EF Data Turbo Product Codec
Rate 7/8 QPSK/OQPSK, 8-PSK AND 16-QAM
Filename: T_ERRATA 2
Errata F
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
The following changes affects the values shown on page 6-17 and 13-10.
Change Specifics:
Revised AUPC Parameters in Remote Control
October 26, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EF4
Attach this page to page 6-17
Change to APU Target Eb/No Parameter
Since Revision 4 of the CDM-570/570(L) Manual was published, the range of the value of target
Eb/No has been increased. Effective in firmware version 1.5.3 and subsequent:
• Previously the maximum value was 9.9 dB
• New maximum value is 14.9 dB
This affects the front panel and the remote control; refer to the remote control command table
(Errata G) for more detail.
Filename: T_ERRATA 1
Filename: T_ERRATA 2
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Revised APP
Added ADJ
Added VFW
Errata G
Revised Serial Remote Commands
September 18, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EG4
Attach this page to page 13-10
Change Specifics:
.
Filename: T_ERRATA 1
AUPC
Parameters
Internal
10MHz
Reference
Adjustment
APP=
ADJ= 4 bytes,
6 bytes Command or Query.
numeric
Defines AUPC operating parameters. Has the form abc.cd,
where:
a=Defines action on max. power condition.
(0=do nothing, 1=generate Tx alarm)
b=Defines action on remote demod unlock.
(0=go to nominal power, 1=go to max power)
c.c=target Eb/No value, for remote demod, from 0.0 to
14.9 dB, where numbers above 9.9 use hex
representation for the 1 st character, ie 14.9 is
coded as E.9.
d =Max increase in Tx Power permitted, from
0.0 to 9.0 dB
Example: APP=015.67 (Sets no alarm, max power, 5.6 dB
target Eb/No and 7 dB max power increase.
Command or query.
This command provides fine adjustment of the Internal
10MHz Reference on the modem.
Format is sddd, where:
s = sign (+ or –)
ddd = value, 0-999
APP=
APP?
APP*
APP#
ADJ=
ADJ?
ADJ*
ADJ#
APP? APP=abc.cd
(see description of
arguments)
ADJ? ADJ=sddd
(see description of
arguments)
Viterbi
Firmware
Version
VFW= 6 bytes Query only.
Used to query Viterbi chips firmware version.
Response format:
VFW=Q1900 for modem with Qual Comm. Q1900 Viterbi
chip
VFW=aa.b.c for modem with Alteva Viterbi chip, where
aa.b.c is the chip’s FPGA firmware version
aa=major version
b=minor version
c=revision
Example VFW=01.0.1
Filename: T_ERRATA 2
VFW=
VFW?
VFW *
VFW #
VFW? VFW=xxxxxx
(see description of
arguments)
Errata H
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Added Options 18 and 19 to the options table to read:
Change Specifics:
Revised Options Table
October 26, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EH4
Attach this page to page 6-63
Option
Number
01 Hardware 150W BPSU 150 Watt, 48 volt BUC PSU
02 Hardware 100W BPSU 100 Watt, 24 volt BUC PSU
03 Hardware RS Codec Reed-Solomon Codec
04 Hardware TPC Codec Turbo Product Codec
05 Hardware TPC/LDPC TPC/LDPC Codec
06 Hardware IP Module IP Traffic Module
07 Hardware H/W Exp-1 Future Hardware Expansion 1
08 Hardware H/W Exp-2 Future Hardware Expansion 2
09 FAST 2048 kbps 2048 kbps max data rate
10 FAST 5000 kbps 5000 kbps max data rate
11 FAST 8PSK/8QAM 8-PSK and 8-QAM modulation
12 FAST 16-QAM 16-QAM modulation
13 FAST 9980 kbps 9980 kbps max data rate
14 FAST Hdr Comp IP Header Compression
15 FAST Data Comp IP Datagram Compression
16 FAST IP QoS IP Quality of Service
17 FAST 3xDES IP 3xDES Encryption
18 FAST Vipersat Management by VMS
19 FAST VFS Vipersat File Streamer
Option
Type
Displayed
Code
Description
Filename: T_ERRATA 1
Filename: T_ERRATA 2
Errata J
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Revised EIA530 to V.35 DCE Conversion table to show:
Change Specifics:
Revised EIA530 to V.35 DCE Conversion Cable
September 25, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EJ4
Attach this page to page A-3
Filename: T_ERRATA 1
LINK
TOGETHER
IN SHELL
TWISTED PAIR
TWISTED PAIR
TWISTED PAIR
TWISTED PAIR
TWISTED PAIR
UTXCLOCKA
WTXCLOCKB
PTXDATAA
STXDATAB
VRXCLOCKA
XRXCLOCKB
R RXDATAA
T RXDATAB
YINTTXCLKA
AA INT TX CLKB
CRTS
DCTS
RLSD
F
BSIGGROUND
A
SHIELD
EOSR
34 PIN WINCHESTER FEMALE
TX CLOCKA 24
TX CLOCKB 11
TX DATA A2
TX DATAB 14
RX CLOCK A 17
RX CLOCK B 9
RX DATA A3
RX DATAB 16
INT TX CLKA15
INT TX CLK B12
RS A4
25 PIN D TYPEMALE
CS A5
RCVR READY A 8
SIG GROUND 7
SHIELD
DM A 6
NOTES:
USE METAL BACKSHELLS
FOR DTYPE CONNECTORS
OVERALLSHIELD
1
LENGTH = TBD
ENSURE SHIELDING FOIL
AND/OR BRAID IS BONDED
TO METAL BACKSH ELL FOR
EMC SHIELDING
25 PIN D MALE
(7 TWISTED PAIRS PLUS OVERALL FOIL/BRAID
SCREEN BELDEN 8107 OR8307, OR NEAR
EQUIVALENT)
CDM-570LEIA530TOV.35DCECONVERSIONCABLE
Filename: T_ERRATA 2
34 PIN
FEMALE
WINCHESTER
Errata K
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Changed TR A and TR B to DM A and DM B as shown:
Change Specifics:
Revised Table 5-2 Data Interface Connector Pin Assignments
October 26, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EK4
Attach this page to page 5-2
Table 0-1. Data Interface Connector Pin Assignments
Pin #
2 Transmit Data A DTE to Modem SD A SD A BA 103
14 Transmit Data B DTE to Modem SD B SD B - 103
24 Transmit Clock A DTE to Modem TT A SCTE A DA 113
11 Transmit Clock B DTE to Modem TT B SCTE B - 113
15 Internal Tx Clock A Modem to DTE ST A SCT A DB 114
12 Internal Tx Clock B Modem to DTE ST B SCT B - 114
3 Receive Data A Modem to DTE RD A RD A BB 104
16 Receive Data B Modem to DTE RD B RD B - 104
17 Receive Clock A Modem to DTE RT A SCR A DD 115
9 Receive Clock B Modem to DTE RT B SCR B - 115
8 Receiver Ready A Modem to DTE RR A RLSD CF 109
10 Receiver Ready B Modem to DTE RR B - - 109
5 Clear to Send A * Modem to DTE CS A CTS CB 106
13 Clear to Send B * Modem to DTE CS B - - 106
4 Request to Send A * DTE to Modem RS A RTS CA 105
19 Request to Send B * DTE to Modem RS B - - 105
6 Data Set Ready A * Modem to DTE DM A DSR CC 107
22 Data Set Ready B * Modem to DTE DM B - - 107
7 Signal Ground - SG SG AB 102
1 Shield - Shield FG AN 101
Generic Signal
Description
Direction
EIA-422
EIA-530
V.35 EIA-232 Circuit #
Filename: T_ERRATA 1
Filename: T_ERRATA 2
Comtech EF Data Documentation Update
Subject:
Date:
Document:
Part Number:
Collating Instructions:
Comments:
Change BUC Reference as highlighted
Change Specifics:
Revised BUC Reference
October 26, 2006
CDM-570/570L Satellite Modem with Optional IP Module,
Installation and Operation Manual, Rev. 4, dated April 12, 2006
MN/CDM-570L.EL4
Attach this page to page 12-2
Errata L
BUC Reference
(10 MHz)
Phase Noise
On center conductor of L-band output connector; 10.0 MHz ± 0.02 ppm (Optional 1 ppm)
Figure 2-1. Installation of the Optional Mounting Bracket........................................................................2–3
Figure 4-1. Front Panel ............................................................................................................................4–1
Figure 4-2. Rear Panel - CDM-570L (Shown with optional IP Module Ethernet Interface installed)...... 4–2
Contact the Comtech EF Data Customer Support Department for:
• Product support or training
• Information on upgrading or returning a product
• Reporting comments or suggestions concerning manuals
A Customer Support representative may be reached at:
Comtech EF Data
Attention: Customer Support Department
2114 West 7th Street
Tempe, Arizona 85281 USA
480.333.2200 (Main Comtech EF Data Number)
480.333.4357 (Customer Support Desk)
480.333.2161 FAX
or, E-Mail can be sent to the Customer Support Department at:
service@comtechefdata.com
Contact us via the web at
To return a Comtech EF Data product (in-warranty and out-of-warranty) for repair or
replacement:
• Request a Return Material Authorization (RMA) number from the Comtech EF Data
Customer Support Department.
• Be prepared to supply the Customer Support representative with the model number,
serial number, and a description of the problem.
• To ensure that the product is not damaged during shipping, pack the product in its
original shipping carton/packaging.
• Ship the product back to Comtech EF Data. (Shipping charges should be prepaid.)
For more information regarding the warranty policies, see p. xiv.
Preface
www.comtechefdata.com.
xv
CDM-570/570L Satellite Modem with Optional IP Module Revision 4
Preface MN/CDM570L.IOM
About this Manual
This manual provides installation and operation information for the Comtech EF Data
CDM-570 and CDM-570L satellite modems with optional IP Module. These two
modems are essentially identical in their operation. The CDM-570 operates in the
70/140MHz IF band, whereas the CDM-570L operates at L-band, and includes support
for externally connected BUCs and LNBs. This is a technical document intended for
earth station engineers, technicians, and operators responsible for the operation and
maintenance of the CDM-570/570L with optional IP Module.
Conventions and References
Metric Conversion
Metric conversion information is located on the inside back cover of this manual. This
information is provided to assist the operator in cross-referencing non-metric to metric
conversions.
Cautions and Warnings
Indicates information critical for proper equipment
function.
IMPORTANT
WARNING indicates a potentially hazardous situation that,
WARNING
if not avoided, could result in death or serious injury.
Recommended Standard Designations
Recommended Standard (RS) Designations have been superseded by the new designation
of the Electronic Industries Association (EIA). References to the old designations are
shown only when depicting actual text displayed on the screen of the unit (RS-232, RS485, etc.). All other references in the manual will be shown with the EIA designations.
xvi
CDM-570/570L Satellite Modem with Optional IP Module Revision 4
Preface MN/CDM570L.IOM
Reporting Comments or Suggestions Concerning this Manual
Comments and suggestions regarding the content and design of this manual will be
appreciated. To submit comments, please contact the Comtech EF Data Technical
Publications Department: techpub@comtechefdata.com.
Electrical Safety
The CDM-570/570L Modem has been shown to comply with the following safety
standard:
• EN 60950: Safety of Information Technology Equipment, including electrical business
machines
The equipment is rated for operation over the range 100 - 240 volts AC. It has a
maximum power consumption of 250 Watts (when equipped with a 150W BUC power
supply), and draws a maximum of 2.5 Amps.
The user should observe the following instructions:
IMPORTANT
Fuses
The CDM-570/570L is fitted with two fuses - one each for line and neutral connections.
These are contained within the body of the IEC power inlet connector, behind a small
plastic flap.
• For 230 volt AC operation, use T2.5A, 20mm fuses.
• For 115 volt AC operation, use T5.0A fuses, slow blow, P/N 5ASB-IEC.
The DC CDM-570/570L is fitted with two fuses – one each for positive and negative
connections. These are contained within the body of the power inlet , behind a small
plastic flap.
• For 38 to 60 VDC operation, use T2.0A, 20mm fuses if the modem has no BUC
power supply.
• For 38 to 60 VDC operation, use T8.0A, 20 mm fuses if the modem is fitted with
internal BUC power supply.
FOR CONTINUED OPERATOR SAFETY, ALWAYS REPLACE THE FUSES
WITH THE CORRECT TYPE AND RATING.
xvii
CDM-570/570L Satellite Modem with Optional IP Module Revision 4
Preface MN/CDM570L.IOM
Environmental
The CDM-570/570L must not be operated in an environment where the unit is exposed to
extremes of temperature outside the ambient range 0 to 50°C, precipitation, condensation,
or humid atmospheres above 95% RH, altitudes (non-pressurized) greater than 2000
meters, excessive dust or vibration, flammable gases, corrosive or explosive atmospheres.
Operation in vehicles or other transportable installations that are equipped to provide a
stable environment is permitted. If such vehicles do not provide a stable environment,
safety of the equipment to EN60950 may not be guaranteed.
Installation
The installation and connection to the line supply must be made in compliance to local or
national wiring codes and regulations.
The CDM-570/570L is designed for connection to a power system that has separate
ground, line and neutral conductors. The equipment is not designed for connection to a
power system that has no direct connection to ground.
The CDM-570/570L is shipped with a line inlet cable suitable for use in the country of
operation. If it is necessary to replace this cable, ensure the replacement has an equivalent
specification. Examples of acceptable ratings for the cable include HAR, BASEC and
HOXXX-X. Examples of acceptable connector ratings include VDE, NF-USE, UL, CSA,
OVE, CEBEC, NEMKO, DEMKO, BS1636A, BSI, SETI, IMQ, KEMA-KEUR and
SEV.
International Symbols:
Symbol Definition Symbol Definition
~
Alternating Current
Fuse
Telecommunications Terminal Equipment Directive
In accordance with the Telecommunications Terminal Equipment Directive 91/263/EEC,
this equipment should not be directly connected to the Public Telecommunications
Network.
xviii
Protective Earth
Chassis Ground
CDM-570/570L Satellite Modem with Optional IP Module Revision 4
Preface MN/CDM570L.IOM
EMC (Electromagnetic Compatibility)
In accordance with European Directive 89/336/EEC, the CDM-570/570L Modem has
been shown, by independent testing, to comply with the following standards:
Emissions: EN 55022 Class B - Limits and methods of measurement of radio
interference characteristics of Information Technology Equipment.
(Also tested to FCC Part 15 Class B)
Immunity: EN 50082 Part 1 - Generic immunity standard, Part 1: Domestic,
commercial and light industrial environment.
Additionally, the CDM-570/570L has been shown to comply with the following
standards:
EN 61000-3-2 Harmonic Currents Emission
EN 61000-3-3 Voltage Fluctuations and Flicker
EN 61000-4-2 ESD Immunity
EN 61000-4-4 EFT Burst Immunity
EN 61000-4-5 Surge Immunity
EN 61000-4-6 RF Conducted Immunity
EN 61000-4-8 Power frequency Magnetic Field Immunity
EN 61000-4-9 Pulse Magnetic Field Immunity
EN 61000-4-11 Voltage Dips, Interruptions, and Variations Immunity
EN 61000-4-13 Immunity to Harmonics
In order that the Modem continues to comply with these standards,
observe the following instructions:
IMPORTANT
• Connections to the transmit and receive IF ports (‘N’ type female connectors)
• All 'D' type connectors attached to the rear panel must have back-shells that
• The equipment must be operated with its cover on at all times. If it becomes
should be made using a good quality coaxial cable - for example, RG213/U.
provide continuous metallic shielding. Cable with a continuous outer shield
(either foil or braid, or both) must be used, and the shield must be bonded to the
back-shell.
necessary to remove the cover, the user should ensure that the cover is correctly
re-fitted before normal operation commences.
xix
CDM-570/570L Satellite Modem with Optional IP Module Revision 4
Preface MN/CDM570L.IOM
Warranty Policy
This Comtech EF Data product is warranted against defects in material and workmanship
for a period of two years from the date of shipment. During the warranty period, Comtech
EF Data will, at its option, repair or replace products that prove to be defective.
For equipment under warranty, the customer is responsible for freight to Comtech EF
Data and all related custom, taxes, tariffs, insurance, etc. Comtech EF Data is responsible
for the freight charges only for return of the equipment from the factory to the customer.
Comtech EF Data will return the equipment by the same method (i.e., Air, Express,
Surface) as the equipment was sent to Comtech EF Data.
Limitations of Warranty
The foregoing warranty shall not apply to defects resulting from improper installation or
maintenance, abuse, unauthorized modification, or operation outside of environmental
specifications for the product, or, for damages that occur due to improper repackaging of
equipment for return to Comtech EF Data.
No other warranty is expressed or implied. Comtech EF Data specifically disclaims the
implied warranties of merchantability and fitness for particular purpose.
Exclusive Remedies
The remedies provided herein are the buyer's sole and exclusive remedies. Comtech EF
Data shall not be liable for any direct, indirect, special, incidental, or consequential
damages, whether based on contract, tort, or any other legal theory.
Disclaimer
Comtech EF Data has reviewed this manual thoroughly in order to provide an easy-to-use
guide to your equipment. All statements, technical information, and recommendations in
this manual and in any guides or related documents are believed reliable, but the accuracy
and completeness thereof are not guaranteed or warranted, and they are not intended to
be, nor should they be understood to be, representations or warranties concerning the
products described. Further, Comtech EF Data reserves the right to make changes in the
specifications of the products described in this manual at any time without notice and
without obligation to notify any person of such changes.
If you have any questions regarding your equipment or the information in this manual,
please contact the Comtech EF Data Customer Support Department.
xx
Chapter 1. INTRODUCTION
Figure 1-1. CDM-570/570L
1.1 Introduction
The CDM-570L is an L-band Satellite Modem, intended for closed network applications.
The CDM-570 Satellite Modem is the 70/140 MHz IF version of the same modem. Apart
from the IF frequency band, the two modems are essentially identical.
• Variable data rates from 2.4 kbps to 9.98 Mbps, in BPSK, QPSK, Offset QPSK, 8PSK, 8-QAM, and 16-QAM modes are offered.
• Viterbi, concatenated Reed-Solomon (RS), Trellis Coded Modulation (TCM), and
Turbo Product Coding (TPC, IESS-315 compliant) are provided as Forward Error
Correction (FEC) options.
• A full range of interface types is built in, including T1 and E1 G.703 types.
• The CDM-570 IF frequency range covers 50 to 90 and 100 to 180 MHz.
• The CDM-570L IF frequency range covers 950 to 1950 MHz. and supports external
Block Up-Converters (BUCs) and low-noise block downconverters (LNBs). An
optional BUC power supply, up to 150 Watts may be installed internally. 10 MHz
reference signals are available to drive both BUC and LNB. LNB power and FSK for
‘smart’ BUCs is standard.
• The CDM-570L is compact, 1U high and 16 inches deep, and consumes only 22
Watts (typical, not including BUC power supply or IP module). The CDM-570 is 12
inches deep and consumes 18 Watts (typical, not including IP module).
• They have a front panel VFD display and keypad for local configuration and control,
although they can be fully remote-controlled.
• An optional integrated 10/100 BaseT Ethernet interface offers a wide range of
network-based management options, such as SNMP, http (web server), and Telnet.
1–1
CDM-570/570L Satellite Modem with Optional IP Module Revision 4
Introduction MN/CDM570L.IOM
1.1.1 EDMAC
To facilitate network management for small networks, the CDM-570/570L incorporates
EDMAC, (Embedded Distant-end Monitor And Control). In this mode, an additional 5%
overhead is combined with the traffic data, (1.6% in Turbo BPSK modes, Turbo Rate 1/2
QPSK/OQPSK, and all data rates greater than 2 Mbps). M&C information is added
(transparent to the user), allowing access to the distant-end modem. In addition,
EDMAC-2 uses 1.6% overhead in all modes for those applications where the 5%
overhead is excessive. The EDMAC and EDMAC-2 modes do not require any additional
cabling at either the local or distant-end Modems. Access to EDMAC is via the standard
M&C control port. Full monitor and control is possible, and the on/off status at the
distant-end carrier can be controlled.
1.1.2 AUPC
An important feature in the CDM-570/570L is the addition of Automatic Uplink Power
Control (AUPC). This feature enables the modem to automatically adjust its output
power to maintain the Eb/No of the remote end of the satellite link constant. This
provides protection against rain fading, a particularly severe problem with Ku-band links.
To accomplish this, the framed (EDMAC) mode of operation must be used, and the
distant end modem constantly sends back information about the demodulator Eb/No
using reserved bytes in the overhead structure. Using the Eb/No, the local modem adjusts
its output power, and a closed-loop feedback system is created over the satellite link.
A benefit of this feature is that whenever EDMAC/AUPC operation is selected, the
remote demodulator’s Eb/No can be viewed from the front panel display of the local
modem. Note that both EDMAC and AUPC can be used simultaneously.
1.1.3 Software – Flash Upgrading
The internal software is both powerful and flexible, permitting storage and retrieval of up
to 10 different modem configurations. The modem uses ‘flash memory’ technology
internally, and new firmware can be uploaded to the unit from an external PC. This
simplifies software upgrading, and updates can be sent via the Internet (from Comtech EF
Data’s Web server), e-mail, or on CD. The upgrade can be performed without opening
the unit, by simply connecting the modem to a 10/100BaseT Ethernet port, or the USB
port of a computer.
USB re-flash not available in this firmware release – please consult factory for release
schedule.
IMPORTANT
1–2
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