Control Resources and NetPath are trademarks of Control Resources Corporation.
All other products, systems, or services mentioned in this document are trademarks,
service marks, registered trademarks or registered service marks of their respective
owners.
This publication is protected by federal copyright law. This publication contains
information proprietary and confidential to Control Resources Cor por ation. No part
of this publication may be copied or distributed, transmitted, transcribed, stor ed in a
retrieval system, or translated into any human or computer language in any form or
by any means, electronic, mechanical, magnetic, manual or otherwise, or disclosed
to third parties without the express written permission of Control Resources
Corporation, 16-00 Pollitt Drive, Fair Lawn, New Jersey, 07410.
Telephone (201) 703-4800, FAX (201) 703-4889.
Control Resources Corporation makes no representation or warranties with
respect to the contents hereof and specifically disclaims any implied warran ties
of merchantability or fitness for a particular purpose. Further, Control Resources
Corporation reserves the right to make product chan ges, to revis e this publicat ion
and to make changes from time to time in the contents hereof without obligation
of Control Resources Corporation to make changes in existing products or to
notify any person of such revision or changes.
EQUIPMENT INTERFERENCE NOTICE
This equipment has been tested and found to comply with the limits for a Class A
digital device pursuant to Part 15 of FCC Rules. These limits are designed to
provide reasonable protection against harmful interference when this equipment
is operated in a commercial environment. This equipment generates, uses, and
can radiate radio frequency energy and, if not installed and used in accordance
with the instruction manual, may cause harmful interference to radio
communications. Operation of this equipment in a residential area is likely to
cause harmful interference, in which case the user will be required to correct the
interference at his/her own expense.
This Class A digital apparatus meets all requirements of the Canadian
Interference-Causing Equipment Regulations.
Cet appareil numérique de la classe A respecte toutes les exigences du Règlement
sur le matériel brouilleur du Canada.
IMPORTANT SAFETY INSTRUCTIONS
When using your NetPath 100 equipment, basic safety precautions should always be followed to
reduce the risk of fire, electric shock and injury to persons, including the following:
1.Read and understand all instructions.
2.Follow all warnings and instructions marked on the product.
3.Unplug this product from t he wall o utlet befo re cleanin g. Do not use liq uid cleaners or aeros ol
cleaners. Use a damp cloth for cleaning.
4.Do not use this product near water, for example, near any sink or tub, or whe re the floor is wet.
5.Do not place this product on an unstable cart, stand or table. The product may fall, causing
serious damage to the product.
6.Slots and openings in the cabinet and the back or bottom are provided for ventilation, to
protect it from overheating; these openings must not be blocked or covered. The openings
should never be blocked by placing the product on a carpeted or other similar soft surface.
This product should never be placed near or over a radiator or heat register. This product
should not be placed in a built-in installation unless proper ventilation is prov id e d.
7.This product should be operated on ly from the type of powe r so urce indi cated on the marking
label.
8.Do not allow anything to rest on the power cord. Do not locate this product where the cord will
be abused by persons walking on it.
9.Do not overload wall outlets and extens ion cord s as this can r e sult in the risk of fire or electric
shock.
10. Never push objects of any kind into this product through cabinet slots, as they may touch
dangerous voltage points or short out parts that could result in a risk of fire or electric shock.
Never spill liquid of any kind on the pr oduct.
11. To reduce the risk of electric shock, do not disassemble this product, but contact Control
Resources Corporation if repair or warranty work is required. Opening or removing covers
may expose you to dangerous voltages or other risks. Incorrect reassembly can cause electric
shock when the appliance is subsequently used.
12. Unplug this product from the wall outlet and refer servicing to qualified service personnel
under the following conditions:
a)When the power supply cord or plug is damaged or frayed.
b) If liquid has been spilled into the product.
c) If the product has been ex posed to rain or water.
d) If the product does not operate normally by following the operating instructions. Adjust
only those controls that are covered by the operating instructions because improper
adjustment of other controls may result in damage and will often require extensive work
by a qualified technician to restore the product to normal operation.
e) If the product has been dropped or the cabinet has been damaged.
f)If the product exhibits a distinct change in performance.
This manual provides b asic installation, operation and troubl eshooting inform ation for
the NetPath 100 Frame Relay Channel Service Unit (FSU). The information is directed
to the installer who has a working knowledge of telecommunication systems and networks. The Network Service Provider will furnish specific addressing and any other
information required for your installation.
This manual is designed to conform to conventional documentation standards. The
header on each page contains the major heading of the current section. The footer of
each page shows the document name, number, revision date and page number.
The format of this manual includes several aids to help the user locate and use information quickly.
At the beginning of this manual there is a Table of Contents, which provides an outline
and quick overview o f the major topics covere d. A List of Fig ures and a List of Tables
are also provided for quick reference.
There are special paragraphs throughout this manual to help identify important information. These are:
NOTE(S): orTh ese identify clarifying or additional information for the
NOTICE:proper installation and operation of this equipment.
CAUTION:This identifies information tha t requires careful
Warning:
attention in order to prevent equipment dama
This identifies information that requires careful
attention in order to prevent equipment damage
and/or injury to the operator.
This symbol is intended to alert the user to the presence of
important operating and maintenance (servicing) instructions
in the literature accompanying the product.
e.
1 Preface
É
É
Special
Instructions
The following are to be performed by qualified service personnel ONLY.
When installing NetPath 100 equipment, observe the following precautions:
1. Never install telephone wiring during a lightning storm.
2. Never install telephone jacks in wet locations unless a jack is specifically designed
for wet locations.
3. Never touch uninsulated telephone wires or terminals unless the telephone line has
been disconnected at the network interface.
4. Use caution when installing or modifying telephone lines.
WARNING
NO OPERATOR SERVICEABLE PARTS ARE INSIDE THIS
EQUIPMENT. SERVICE MUST BE PERFORMED BY QUALIFIED
SERVICE PERSONNEL.
ATTENTION
CET APPAREIL NE CONTIENT AUCUN ELÉMENT QUE
L’UTILISATEUR PUISSE R
UN PERSONNEL TECHNIQUE QUALIFI
PARER. CONFEIR LA MAINTENACE À
.
Do not expose the NetPath 100 to moisture, excessive heat or bright sunlight, vibration, sudden impact, or voltage surges.
Avoid M oisture
Avoid Vibration/Sudden ImpactAvoid Voltage Surges
Avoid D irect Su nlig ht/Heat
UNPACKING AND HANDLING
When you receive the equipment, inspect the exterior of the shipping container for
signs of obvious damage. If the container is damaged, inform the local carrier that
they may be subject to a claim.
As you unpack the equipment, check for physical damage and conformance to the
packing list. If the equipment is damaged or does not conform to the packing list,
please inform Control Resources Corporation immediately.
Certain equipment attachment limitations apply when installing and operating this
equipment.
The limitations for use in Canada and the U. S. (FCC Part 68) are described below.
NOTICE: The Industry Canada label identifies certified equipment. This certification
means that the equipment meets certain telecommunications network protective,
operational and safety requirements. The Industry Canada does not guarantee the
equipment will operate to the user’s satisfaction.
Before installing this equipment, users should ensure that it is permissible to be
connected to the facilities of the local telecommunications company. The equipment
must also be installed using an acceptable method of connection. In some cases, the
company’s inside wiring associated with a single line individual service may be
extended by means of a certif ied co nn ector assembly (teleph one exten sion co rd). Th e
customer should be aware that comp liance with the ab ove con ditions may n ot prevent
degradation of service in some situations.
Repairs to certified equipment should be made by an authorized Canadian
maintenance facility designated by the supplier. Any repairs or alterations made by the
user to this equipment, or equipment malfunctions, may give the telecommunications
company cause to request the user to disconnect the equipment.
User should ensure for their own protection that the electrical ground connection of the
power utility, telephone lines and internal metallic water pipe system, if present, are
connected together. This precaution may be particularly important in rural areas.
CAUTION:
contact the appropriate electric inspection authority, or electrician, as appropriate.
The Ringer Equivalence Number (REN) assigned to each terminal device provides an
indication of the maximum number of terminals allowed to be conn ected to a telephone
interface. The termination on an interface may consist of any combination of devices
subject only to the requirement that the s um of the Ri nger Equivalence Numbers of all
the devices does not exceed five (5.0).
User should not attempt to make such connections themselves, but should
This equipment complies with Part 68 of the FCC Rules. On the underside of this
equipment is a label that contains, amon g other information, the FCC registration number and Ringer Equivalence Number (REN) for this equipment. If requested, this information must be provided to the telephone company.
This equipment uses t he followi ng USOC jack s: RJ11C , RJ48C and RJ49 C (option al).
This equipment is designed to be connected to the telephone network using compatible
modular plugs which are Part 68 compliant. See installation instructions for details.
The REN is used to determine the quantity of devices which may be connected to the
telephone line. Excessive RENs on the telephone line may result in the devices not
ringing in response to an incoming call. In most, but not all areas, the sum of RENs
should not exceed five (5.0). To be certain of the number of devices that may be connected to a line, as determined by the total RENs, contact the local telephone compan y.
If the NetPath 100 equipment causes harm to the telephone network, the telephone
company will notify you in advance that temporary dis continu ance o f ser vice may be
required. But if advance notice isn’t practical, the telephone company will notify the
customer as soon as possible. Also, you will be advised of your right to file a complaint
with the FCC if you believe it is necessary.
The telephone company may make changes in its facilities, equipment, operations or
procedures that could affect the operation of the equipment. If this happens the telephone company will provide advance notice in order for you to make necessary modifications to maintain uninterrupted service.
If trouble is experienced with this NetPath 100 equipment, for repair or warranty information, please contact Control Resources Corporation, 1 6-0 0 Pollitt Drive, Fair
Lawn, New Jersey 07410, ( 201) 703-4800. I f the equipment is causing harm to the telephone network, the telep hone company may request t hat you disconnect the equip ment
until the problem is resolved.
There are no user-replaceable parts that may be serviced inside the NetPath 100.
This equipment cannot be used on public coin phone ser vice provided by the telephone
company. Connection to party line service is subject to state tariffs. (Contact the state
public utility commission, public service commission or corporation com mission for
information.)
This manual pertains to NetPath 100 Base Software Revision 7.01.xx.
Revision changes for this and previous versions are listed below.
This revision incorporates the following operational additions and/or changes:
Rev. 7.01.xx from Rev. 6.01.xx
•
Added - ML-PPP option for ISDN BOD bundling (8 B-Channels.)
•
Added - ISDN BOD Traps for Primary and Secondary connections.
•
Added - Trace Diagnostic capability for BOD calls.
Download Notes
Downloading Revision 6. 01.xx so ftware t o a NetPath 10 0 unit curr ently run ning with
a prior version may result in some configuration changes which will have to be restored (via remote management accessed reconfiguration). Specific configuration
items affected are:
•
Delay monitoring for all PVCs will be turned OFF if previously configured for
Delay monitoring.
Previous
Revisions
•
Protocol Monitoring selections may be mis-mapped (different protocols
selected) if previously configured for Pr otocol monit or i ng.
The following lists operational additions and/or changes incorporated in p revious software revisions.
Rev. 6.01.xx from Rev. 5.01.xx
•
Added - V.54 Network initiated Loopback.
•
Obsoleted - AUX2 Contact Sense function.
Download Notes
Downloading Revision 6. 01.xx so ftware t o a NetPath 10 0 unit curr ently run ning with
a prior version may result in some configuration changes which will have to be restored (via remote management accessed reconfiguration). Specific configuration
items affected are:
•
Delay monitoring for all PVCs will be turned OFF if previously configured for
Delay monitoring.
Protocol Monitoring selections may be mis-mapped (different protocols
selected) if previously configured for Pr otocol monit or i ng.
1 Preface
Rev. 5.01.xx from Rev. 4.01.xx
•
Added - Loop to User operator command, for ISDN Data port.
•
Added - Call Out / Loop Test to ISDN Demand Tests.
•
Added - Separate traps for PVC Availability and Unavailability.
•
Added - Current CIR rate per PVC to PVC Statistics Screen display.
•
Added - ML-PPP option for ISDN BOD bundling (2 B-Channels.)
•
Added - Display of Cause Codes for ISDN connection failure.
Download Notes
Downloading Revision 5. 01.xx so ftware t o a NetPath 10 0 unit curr ently run ning with
a prior version may result in some configuration changes which will have to be restored (via remote management accessed reconfiguration). Specific configuration
items affected are:
•
Delay monitoring for all PVCs will be turned OFF if previously configured for
Delay monitoring.
•
Protocol Monitoring selections may be mis-mapped (different protocols
selected) if previously configured for Pr otocol monit or i ng.
Rev. 4.01.xx from Rev. 3.01.xx
•
Added - Tunneled op tion fo r WAN management PVC, includ ing confi gurati on
by DLCI DIP Switches.
•
Added - Message Segmentation support for management traffic and
configurable maximum message size (MTU).
•
Added - Asynchronous LMI support.
Download Notes
Downloading Revision 4. 01.xx so ftware t o a NetPath 10 0 unit curr ently run ning with
a prior version may result in some configuration changes which will have to be restored (via remote management accessed reconfiguration). Specific configuration
items affected are:
•
Delay monitoring for all PVCs will be turned OFF if previously configured for
Delay monitoring.
•
Protocol Monitoring selections may be mis-mapped (different protocols
selected) if previously configured for Pr otocol monit or i ng.
The NetPath 100 Frame Relay Channel Service Unit (FSU) is a special purpose
T1/FT1 CSU/DSU which provides management and diagnostic functions through
Simple Network Management Protocol (SNMP), transported over a Frame Relay
network. It also includes an integral modem which supports access to the CSU/DSU
as well as other co-located equipment such as routers. The NetPath 100 can be factory
optioned to include an ISDN Adapter (4 BRIs, for Backup and/or Bandwidth OnDemand). Network Service Providers (NSPs) who prefer to have independent
management access from their end-user networks (customer networks), can utilize the
isolated management PVC desi gned into the NetPath 100 f or network demarcation and
diagnostics.
System Level
Customer Data
Center
Customer
LAN
Router
Frame Relay
NCC Telnet
Work Station
NCC
LAN
Backbone
Figure 2-1 shows a system level view of the Ne tPath 100 FSU, including man agement
transport. As shown in the figure, the Frame Relay network provides Permanent
Virtual Circuits (PVCs) for both the Customer Data and FSU m anag ement.
NOTE: NetPath 100 is transparent to SVCs (Switched Virtual Circuits).
The NetPath 100 can have up to two IP Addresses for management. One IP Address
allows it to communicate with SNMP work stations that have access to the NSP
management PVC. A second IP Address can provide management access via a
customer data PVC.
NetPath 100 can also send SNMP Traps to mu ltiple SNMP Alarm Servers via the man agement PVCs. The integral modem is used to dial into the Network Control Center
(NCC) Terminal Server to access the SNMP Alarm Server and report faults that are
prevented from being reported over the PVC management chan nels. It can also accept
maintenance calls from NCC Work Stations to support operator interaction, and accept
inbound calls from a customer or NCC Work Station to manage co-located devices
such as routers.
The NetPath 100 can be factory-optioned to include an integral ISDN Adapter module.
The ISDN adapter includes four “U” ISDN TA Interfaces with two integral NT1 In-
verse Multiplexers, thereby providing up to 512 Kbps of switched connectivity for network Backup and/or additional Bandwidth On-Demand.
Backup in Frame Relay Protocol utilizing the Router’s Primary Port can be via dedi-
cated PVCs on an alternate port, or the frame switch manag er may reroute the or iginal
PVCs to the Backup Frame Switch. It is also possible to b ypass the entire Frame Relay
Network and initiate backup to a pool of ports on an alternate Frame Switch connected
directly to another Router.
A typical network configuration showing the backup connection to a Backup Frame
Switch using rerouted PVCs is shown in Figure 2-2.
ISDN Adapter card calls Backup Frame Switch and is identified by caller ID.
•
Frame Switch Manager either reroutes original PVCs, or Frame Switch uses
alternate PVCs for the backup connection.
•
NetPath 100 switches the data path when connected.
•
Associated routers determine that PVCs have been established through LMI
enquiries.
•
Communication is resumed.
June
1999
2 Description
Frame Relay Cloud
ISDN Cloud
Router
CSU
Router
TATATA
TA
Bandwidth
On Demand
Bonding
Mode 1 or MLPPP
ISDN Bandwidth
On-Demand
Bandwidth On-Demand provides an additional network connection for a second DTE
(router) port based on a request from the DTE. In this configuration the NetPath 100
ISDN Adapter is protocol-transparent. The Router determines the protocol used.
A typical network configuration showing simultaneou s Bandwidth On-Demand and
Backup connections is shown in Figure 2-3.
The basic NetPath 100 includes a T1 interface, network-compliant Fractional Rate to
Full Rate CSU/DSU, a Frame Relay switch function, a Frame Relay management
module, and an SNMP Agent.
The unit also includes two Auxiliary ports and may be factory-optioned to include an
internal V.32bis or V.34-compliant mod em. An integral call director con nects the modem to the CSU, AUX 1 port, AUX 2 port, or Option module (ISDN) based on a
DTMF code sent by the caller. All the devices can access the modem for call-out purposes on a first-come, first-served basis.
System software can be downloaded to the NetPath 100 for upgrades.
The front and rear panels of the basic NetPath 100 are shown in Figure 2-4 and
Figure 2-5.
Detailed descriptions of the NetPath 100 indicators and controls are provided in section 5 Diagnostics o f thi s man ual. C on nector and pinout details are provided in Installation, Section 3 of this manual.
Frame Relay CSU
HS PORT TxD
READY
T1 ALARM
POWER
HS PORT RxD
Figure 2-4 NetPath 100 Front Panel (shown with ISDN option)
90-250 VAC
.5A
50-60 Hz
FUSE
2A/250V
SLOW BLOW
5x20mm
FOR CONTINUED PROTECTION AG AINST RISK OF FIRE,
REPLACE ONLY WITH SAM E TYP E AND RAT ING OF FUS E.
"CAUTION"
Figure 2-5 NetPath 100 Rear Panel (shown with ISDN option)
The optional external Mo del 467 Power Cont rol Unit (PCU) pr ovides a mechani sm for
rebooting an external device by momentarily disrupting its AC power source.
The unit is a stand-alone enclosur e which consists of an AC power relay, relay con trol
circuit, power transfor mer, AC IN po wer plug /cord , AC OUT po wer s ocket/cor d, and
NetPath power/control cable.
The PCU responds to an operator command to disrupt power to the connected device
for a duration of one (1) to 3 0 secon ds . When commanded, the PCU disrupts both th e
Hot and Neutral power leads.
The PCU can be wall-mounted using the four mounting holes shown in Figure 2-6.
AC O UT
Socket
SWITCHED
AC OUT
125VAC
5A MAX
HW3DWK0RGHO
3RZHU&RQWURO8QLW
WARNING!
Mounting
Holes
NO USER SERVICEABLE PARTS INS IDE
HIGH INTERNAL VOLTAGES PRESENT
INTERNAL SHO CK HAZARD PRESENT
This section contains operation information about the following:
•
Management Access
•
Software Download
•
Trap Reporting
•
Modem & Call Director
Management access for control sessions or to retrieve alarm status is provided to the
NetPath 100 via in-band Telnet, dial-in VT-100 console connection or direct-connected VT-100 terminal. NetPath 100 also supports SNMP “Get,” “Get Next,” and “Set”
commands for retrieval of configurations and statistics information.
Security is provided through five levels of password-protected access.
System Screen
Displays
Level 1, System Access Password:
Allows access to system login via User Access Passwords.
Levels 2 - 5, User Access Passwords:
View - Allows user to display all screens.
Test - Allows user to perform diagnostic tests from Status / Test screens and
allows View password access.
Configuration - Allows user to change operating parameters and allows Test
password access.
Supervisor - Grants unlimited access including the viewing and changing of
passwords.
Once successfully logged in, the system provides screen displays for configuration,
testing, and performance statistics. Help text describing each screen’s display fields
and commands are also provided.
The in-band Frame Relay Management Cha nnel WAN address is defined by th e DLCI
(Data Link Connection Identifier). The WAN DLCI can be configured for a Dedicated
PVC, or as a Tunneled channel within a Payload PVC. During initial installation the
WAN DLCI can be set via the unit’s rear panel Configuration DIP Switches, Local
Console Port or Dial-In Console Port. Thereafter the DLCI can also be changed vi a inband management access.
NetPath 100 has special features for Network Service Providers (NSPs) who require
management access to the FSU to be isolated from the payload data. This isolated access is provided either by NetPath 100’s ded icated network-facing management PVC
as shown in Figure 2-1 or by the Tunneled management channel on a network-facing
Payload PVC as shown in Figure 2-7.
Customer
LAN
Router
NetPath 100
NCC Telnet
Work Station
SNMP Alarm
Server
NCC
LAN
Terminal Server
Network Control Center
HUB
Group
Mgmt
PVC
Frame Relay
Backbone
Cust.
PVCs
IP O v e r
Frame
POP
Frame Sw itch
Customer &
Mgmt PVCs
End Us er Prem ise
Serial Po rt
(Cus t . PVC )
Console Port
Dial Line
Figure 2-7 Tunneled Management
Tunnel management is accomplished by a NetPath HUB (NetPath100 class unit) located at a site which supports up to 48 PVCs connected to NetPath units located at remote
(spoke) sites. The HUB unit per for ms the rout ing and en capsulat ion funct ion for man agement channel messages going to and from the remote units. The HUB is connected
to the network manageme nt syste ms by a sepa rate de dicated g roup man agement P VC.
With these features, NSP and/or customer management of the FSU can be accomplished through three basic management modes:
•
The primary IP Address is associated with the network-facing dedicated PVC
or Tunneled payload PVC. In this mode, there may be a secondary IP Address.
The secondary IP Address can be associated with a specified payload PVC or a
dedicated CPE-facing PVC.
•
The primary IP Address is associated with a specified payload PVC. There is
no secondary IP Address.
•
The Primary IP Address is associated with a dedicated CPE-facing PVC. There
is no secondary IP Address.
NetPath 100 utilizes one IP Address on the dedi cated, network-facing Wide Area Network (WAN) management channel. This address is embedded within the various communications protocol stacks used for SNMP, Telnet and PPP. The unit’s WAN
Management IP Address may be automatically learned from the first message received
on the management PVC, or it can be set via the local or remote Console Port.
When optioned with ISDN, NetPath 100 can have several communications paths that
allow the management channel to connect to the frame relay network in different places. Each of these connection points could result in the management PVC routing
through different IP sub-nets to reach the Network Control Center, or it may be desirable to have the NetPath 100 appear as a logically different object in the SNMP manager, especially if static routing and dedicated backup ports are utilized. The setting/
learning of these additional IP Addresses is described in detail in S ection 4, “Config-
uration,” in this manual.
NetPath 100 will retain in Non-Volatile Memory (NVM), a separate WAN IP Address
for each connection point. All communications via OOB PPP (Out-Of-Band Point-toPoint Protocol) will utilize whatever IP Address is in effect depending on how the unit
is currently connected to the network. There are several options for establishing the
WAN IP Address within the NetPath 100.
When the unit is shipped from the factory or when NVM is cleared on initial installation, the WAN IP Address for each connection point is set to 00 0.0 00.0 00.000 , wh ich
indicates no address is known.
The WAN IP Address to be used on the T1 link is automaticall y “learned” from the
first valid IP message received over the unit’s management PVC. Learning will take
place as long as the value of the WAN IP Address in NVM is 000.000.000.000. Once
the IP Address is set or learned it is retained and used until the NVM is cleared or another addre s s is manually set.
The NetPath 100 system software (fi rmware) is stored in flas h memory. A new version
of the software can be downlo aded t o the un it f or s of twar e upg rade, or for restoration
in the event an error is detected in the flash storage.
A description of the software download process is provided in Section 5, “Diagnos-
tics,” of this manual.
The NetPath 100 provides an MIB which includes standard MIB-II groups and also
contains a Private MIB Extension which supports the issuance of unique Traps. Traps
are issued either in-band or dial-ou t (out-of-band) via the on- board modem, depending
on the specific fault detected.
Section 5 Diagnostics of this manu al lists the MIB objects and the T r ap reporting path
for each.
June
1999
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