E1/T1 or Fractional E1/T1 Modular Access Device with
Integrated Router
Installation and Operation Manual
Notice
This manual contains information that is proprietary to RAD Data Communications Ltd. ("RAD"). No
part of this publication may be reproduced in any form whatsoever without prior written approval by
RAD Data Communications.
Right, title and interest, all information, copyrights, patents, know-how, trade secrets and other
intellectual property or other proprietary rights relating to this manual and to the FCD-IPM and any
software components contained therein are proprietary products of RAD protected under international
copyright law and shall be and remain solely with RAD.
FCD-IPM is a registered trademark of RAD. No right, license, or interest to such trademark is granted
hereunder, and you agree that no such right, license, or interest shall be asserted by you with respect
to such trademark.
You shall not copy, reverse compile or reverse assemble all or any portion of the Manual or the FCDIPM. You are prohibited from, and shall not, directly or indirectly, develop, market, distribute, license,
or sell any product that supports substantially similar functionality as the FCD-IPM, based on or derived
in any way from the FCD-IPM. Your undertaking in this paragraph shall survive the termination of this
Agreement.
This Agreement is effective upon your opening of the FCD-IPM package and shall continue until
terminated. RAD may terminate this Agreement upon the breach by you of any term hereof. Upon
such termination by RAD, you agree to return to RAD the FCD-IPM and all copies and portions
thereof.
For further information contact RAD at the address below or contact your local distributor.
International Headquarters
RAD Data Communications Ltd.
24 Raoul Wallenberg St.
Tel Aviv 69719 Israel
Tel: 972-3-6458181
Fax: 972-3-6498250
E-mail: market@rad.com
RAD warrants to DISTRIBUTOR that the hardware in the FCD-IPM to be delivered hereunder shall be
free of defects in material and workmanship under normal use and service for a period of twelve (12)
months following the date of shipment to DISTRIBUTOR.
If, during the warranty period, any component part of the equipment becomes defective by reason of
material or workmanship, and DISTRIBUTOR immediately notifies RAD of such defect, RAD shall have
the option to choose the appropriate corrective action: a) supply a replacement part, or b) request
return of equipment to its plant for repair, or c) perform necessary repair at the equipment's location.
In the event that RAD requests the return of equipment, each party shall pay one-way shipping costs.
RAD shall be released from all obligations under its warranty in the event that the equipment has been
subjected to misuse, neglect, accident or improper installation, or if repairs or modifications were
made by persons other than RAD's own authorized service personnel, unless such repairs by others
were made with the written consent of RAD.
The above warranty is in lieu of all other warranties, expressed or implied. There are no warranties
which extend beyond the face hereof, including, but not limited to, warranties of merchantability and
fitness for a particular purpose, and in no event shall RAD be liable for consequential damages.
RAD shall not be liable to any person for any special or indirect damages, including, but not limited to,
lost profits from any cause whatsoever arising from or in any way connected with the manufacture,
sale, handling, repair, maintenance or use of the FCD-IPM, and in no event shall RAD's liability exceed
the purchase price of the FCD-IPM.
DISTRIBUTOR shall be responsible to its customers for any and all warranties which it makes relating
to FCD-IPM and for ensuring that replacements and other adjustments required in connection with the
said warranties are satisfactory.
Software components in the FCD-IPM are provided "as is" and without warranty of any kind. RAD
disclaims all warranties including the implied warranties of merchantability and fitness for a particular
purpose. RAD shall not be liable for any loss of use, interruption of business or indirect, special,
incidental or consequential damages of any kind. In spite of the above RAD shall do its best to provide
error-free software products and shall offer free Software updates during the warranty period under
this Agreement.
RAD's cumulative liability to you or any other party for any loss or damages resulting from any claims,
demands, or actions arising out of or relating to this Agreement and the FCD-IPM shall not exceed the
sum paid to RAD for the purchase of the FCD-IPM. In no event shall RAD be liable for any indirect,
incidental, consequential, special, or exemplary damages or lost profits, even if RAD has been advised of
the possibility of such damages.
This Agreement shall be construed and governed in accordance with the laws of the State of Israel.
General Safety Instructions
The following instructions serve as a general guide for the safe installation and operation of
telecommunications products. Additional instructions, if applicable, are included inside the manual.
Safety Symbols
This symbol may appear on the equipment or in the text. It indicates
potential safety hazards regarding product operation or maintenance to
operator or service personnel.
Warning
Danger of electric shock! Avoid any contact with the marked surface while
the product is energized or connected to outdoor telecommunication lines.
.
Warning
Protective earth: the marked lug or terminal should be connected to the building
protective earth bus.
Some products may be equipped with a laser diode. In such cases, a label
with the laser class and other warnings as applicable will be attached near
the optical transmitter. The laser warning symbol may be also attached.
Please observe the following precautions:
• Before turning on the equipment, make sure that the fiber optic cable is
intact and is connected to the transmitter.
• Do not attempt to adjust the laser drive current.
• Do not use broken or unterminated fiber-optic cables/connectors or look
straight at the laser beam.
• The use of optical devices with the equipment will increase eye hazard.
• Use of controls, adjustments or performing procedures other than those
specified herein, may result in hazardous radiation exposure.
ATTENTION: The laser beam may be invisible!
Always observe standard safety precautions during installation, operation and maintenance of this
product. Only qualified and authorized service personnel should carry out adjustment, maintenance or
repairs to this product. No installation, adjustment, maintenance or repairs should be performed by
either the operator or the user.
Handling Energized Products
General Safety Practices
Do not touch or tamper with the power supply when the power cord is connected. Line voltages may
be present inside certain products even when the power switch (if installed) is in the OFF position or a
fuse is blown. For DC-powered products, although the voltages levels are usually not hazardous,
energy hazards may still exist.
Before working on equipment connected to power lines or telecommunication lines, remove jewelry
or any other metallic object that may come into contact with energized parts.
Unless otherwise specified, all products are intended to be grounded during normal use. Grounding is
provided by connecting the mains plug to a wall socket with a protective earth terminal. If an earth lug
is provided on the product, it should be connected to the protective earth at all times, by a wire with a
diameter of 18 AWG or wider. Rack-mounted equipment should be mounted only in earthed racks
and cabinets.
Always make the ground connection first and disconnect it last. Do not connect telecommunication
cables to ungrounded equipment. Make sure that all other cables are disconnected before
disconnecting the ground.
Connection of AC Mains
Make sure that the electrical installation complies with local codes.
Always connect the AC plug to a wall socket with a protective ground.
The maximum permissible current capability of the branch distribution circuit that supplies power to
the product is 16A. The circuit breaker in the building installation should have high breaking capacity
and must operate at short-circuit current exceeding 35A.
Always connect the power cord first to the equipment and then to the wall socket. If a power switch is
provided in the equipment, set it to the OFF position. If the power cord cannot be readily
disconnected in case of emergency, make sure that a readily accessible circuit breaker or emergency
switch is installed in the building installation.
Connection of DC Mains
Unless otherwise specified in the manual, the DC input to the equipment is floating in reference to the
ground. Any single pole can be externally grounded.
Due to the high current capability of DC mains systems, care should be taken when connecting the DC
supply to avoid short-circuits and fire hazards.
DC units should be installed in a restricted access area, i.e. an area where access is authorized only to
qualified service and maintenance personnel.
Make sure that the DC supply is electrically isolated from any AC source and that the installation
complies with the local codes.
The maximum permissible current capability of the branch distribution circuit that supplies power to
the product is 16A. The circuit breaker in the building installation should have high breaking capacity
and must operate at short-circuit current exceeding 35A.
Before connecting the DC supply wires, ensure that power is removed form the DC circuit. Locate the
circuit breaker of the panel board that services the equipment and switch it to the OFF position. When
connecting the DC supply wires, first connect the ground wire to the corresponding terminal, then the
positive pole and last the negative pole. Switch the circuit breaker back to the ON position.
A readily accessible disconnect device that is suitably rated and approved should be incorporated in
the building installation.
Connection of Data and Telecommunications Cables
Data and telecommunication interfaces are classified according to their safety status.
The following table lists the status of several standard interfaces. If the status of a given port differs from
the standard one, a notice will be given in the manual.
Ports which do not present a safety hazard. Usually
up to 30 VAC or 60 VDC.
TNV-1 Telecommunication Network Voltage-1:
Ports whose normal operating voltage is within the
limits of SELV, on which overvoltages from
telecommunications networks are possible.
Ports whose normal operating voltage exceeds the
limits of SELV (usually up to 120 VDC or telephone
ringing voltages), on which overvoltages from
telecommunication networks are not possible. These
ports are not permitted to be directly connected to
external telephone and data lines.
TNV-3 Telecommunication Network Voltage-3:
Ports whose normal operating voltage exceeds the
limits of SELV (usually up to 120 VDC or telephone
ringing voltages), on which overvoltages from
telecommunication networks are possible.
Always connect a given port to a port of the same safety status. If in doubt, seek the assistance of a
qualified safety engineer.
Always make sure that the equipment is grounded before connecting telecommunication cables. Do
not disconnect the ground connection before disconnecting all telecommunications cables.
Some SELV and non-SELV circuits use the same connectors. Use caution when connecting cables.
Extra caution should be exercised during thunderstorms.
When using shielded or coaxial cables, verify that there is a good ground connection at both ends. The
earthing and bonding of the ground connections should comply with the local codes.
The telecommunication wiring in the building may be damaged or present a fire hazard in case of
contact between exposed external wires and the AC power lines. In order to reduce the risk, there are
restrictions on the diameter of wires in the telecom cables, between the equipment and the mating
connectors.
A
n
Caution
To reduce the risk of fire, use only No. 26 AWG or larger telecommunication line cords.
ttentio
Pour réduire les risques s’incendie, utiliser seulement des conducteurs de
télécommunications 26 AWG ou de section supérieure.
Some ports are suitable for connection to intra-building or non-exposed wiring or cabling only. In such
cases, a notice will be given in the installation instructions.
Do not attempt to tamper with any carrier-provided equipment or connection hardware.
Electromagnetic Compatibility (EMC)
The equipment is designed and approved to comply with the electromagnetic regulations of major
regulatory bodies. The following instructions may enhance the performance of the equipment and will
provide better protection against excessive emission and better immunity against disturbances.
A good earth connection is essential. When installing the equipment in a rack, make sure to remove all
traces of paint from the mounting points. Use suitable lock-washers and torque. If an external
grounding lug is provided, connect it to the earth bus using braided wire as short as possible.
The equipment is designed to comply with EMC requirements when connecting it with unshielded
twisted pair (UTP) cables. However, the use of shielded wires is always recommended, especially for
high-rate data. In some cases, when unshielded wires are used, ferrite cores should be installed on
certain cables. In such cases, special instructions are provided in the manual.
Disconnect all wires which are not in permanent use, such as cables used for one-time configuration.
The compliance of the equipment with the regulations for conducted emission on the data lines is
dependent on the cable quality. The emission is tested for UTP with 80 dB longitudinal conversion loss
(LCL).
Unless otherwise specified or described in the manual, TNV-1 and TNV-3 ports provide secondary
protection against surges on the data lines. Primary protectors should be provided in the building
installation.
The equipment is designed to provide adequate protection against electro-static discharge (ESD).
However, it is good working practice to use caution when connecting cables terminated with plastic
connectors (without a grounded metal hood, such as flat cables) to sensitive data lines. Before
connecting such cables, discharge yourself by touching earth ground or wear an ESD preventive wrist
strap.
FCC-15 User Information
This equipment has been tested and found to comply with the limits of the Class A digital device,
pursuant to Part 15 of the FCC rules. These limits are designed to provide reasonable protection
against harmful interference when the 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 Installation and Operation manual, may cause harmful interference to the 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 own expense.
A
A
Canadian Emission Requirements
This Class A digital apparatus meets all the requirements of the Canadian Interference-Causing
Equipment Regulation.
Cet appareil numérique de la classe A respecte toutes les exigences du Règlement sur le matériel
brouilleur du Canada.
Warning per EN 55022 (CISPR-22)
Warning
vertissement
chtung
Conventions
Note
Caution
This is a class A product. In a domestic environment, this product may cause
radio interference, in which case the user will be required to take adequate
measures.
Cet appareil est un appareil de Classe A. Dans un environnement résidentiel, cet
appareil peut provoquer des brouillages radioélectriques. Dans ces cas, il peut
être demandé à l’utilisateur de prendre les mesures appropriées.
Dieses ist ein Gerät der Funkstörgrenzwertklasse A. In Wohnbereichen können
bei Betrieb dieses Gerätes Rundfunkströrungen auftreten, in welchen Fällen der
Benutzer für entsprechende Gegenmaßnahmen verantwortlich ist.
A note draws attention to a general rule for a procedure, or to exceptions to a rule.
A caution warns of possible damage to the equipment if a procedure is not
followed correctly.
A warning alerts to the presence of important operating and maintenance
(servicing) instructions in the literature accompanying the equipment. If these
instructions are not followed exactly, possible bodily injury may occur.
Warning
Quick Start Guide
If you are familiar with FCD-IPM, use this guide to prepare it for operation.
1. Installing and Operating FCD-IPM
To install FCD-IPM:
1. Unpack the unit.
2. If working with E1 unbalanced interface, open the unit to switch factory setting
of jumper from BAL to UNBAL.
3. Close the unit.
4. Connect interface cables to the unit.
5. Connect the power to the unit.
6. Turn on the unit.
7. Configure the unit using the Quick Setup Menu or Advanced Menu.
Installing and Operating FCD-IPM 1
Quick Start Guide FCD-IPM Installation and Operation Manual
6-4. IP Connection to WAN Troubleshooting.................................................................... 6-2
viii FCD-IPM Installation and Operation Manual
Chapter 1
Introduction
1.1 Overview
FCD-IPM is an E1/T1 or fractional E1/T1 Integrated Access Device (IAD), which
enables service providers to bundle voice and Internet access services over a single
E1 or T1 access line. FCD-IPM connects an Ethernet LAN to the Internet or
Intranet through the integrated IP/IPX router or bridge. The connection is made via
E1/T1/SHDSL links, operating at data rates of up to 2.048 Mbps for E1,
1.544 Mbps for T1 or 2.048 Mbps for SHDSL with optional backup for data using
ISDN or PSTN networks. WAN data protocols supported are Frame Relay, PPP
and MLPPP. FCD-IPM also supports two Ethernet LAN connections and provides
two IO data channel slot options.
FCD-IPM provides transparent data and voice capabilities over the E1 or T1 access
line, such as a synchronous data channel that supports user-selectable transmission
rates, digital voice over sub E1 or T1 link that supports PBX and analog FXS, FXO
and E&M voice ports.
Versions
There are several versions of FCD-IPM, and each version has its own specific
options.
The following options are available for ordering as part of FCD-IPM:
• Main Wan Interface
E1/T1 Interface (main link only)
E1 over SHDSL (main link only)
Sub-E1/T1, analog voice, and ISDN backup interface options:
S: supports sub-E1/T1
FXS: supports 4 FXS voice channels
FXO: supports 4 FXO voice channels
E&M: supports 4 E&M voice channels
IBE: supports ISDN “S” interface
IBU: supports ISDN “U” interface.
• WAN interface options (up to two data ports):
T1 or fractional T1 CSU/DSU operating at up to 1.544 Mbps
E1 or fractional E1, with or without LTU, operating at up to 2.048 Mbps
Overview 1-1
Chapter 1 Introduction FCD-IPM Installation and Operation Manual
E1/T1 over fiber optic links with interfaces:
850 nm LED for use over multimode fiber at distances up to 5 km (3 miles)
1310 nm LED for use over single mode fiber at distances up to 47 km (29 miles)
1310 nm laser diode for use over single mode fiber at distances up to 62 km
(38 miles)
1550 nm laser diode for use over single mode fiber for extended range
up to 100 km (62 miles)
ST, FC/PC, or SC connectors.
Interfaces/connectors for WAN:
V.35 with 34-pin female via adapter cable
V.24/RS-232 or RS-530 with 25 pin D-type, female
X.21 with 15-pin D-type, female via adapter cable
V.36/RS-422 with 37-pin D-type, female via adapter cable.
• LAN interface options:
One or two ports
Port types:
LAN 1 – 10/100BaseT with RJ-45 connector (UTP) or 10Base2 with coax
connector (BNC)
LAN 2 – 10BaseT with RJ-45 connector (UTP), 10Base2 with coax
connector (BNC).
4-port Ethernet/Fast Ethernet switch.
• I/O data channel slot options:
I/O1 upper slot
I/O2 lower slot
Card insertion options:
4 analog voice ports (quad FXS or FXO or E&M)
8 analog voice ports (2 × quad FXS or FXO or E&M)
Sub E1/T1
2 × Sub E1/T1 cards
4 analog voice ports + Nx64K cards
Sub E1/T1 + Nx64K cards
Nx64K cards (V.24, V.35 or V.11)
5 Port Ethernet 10/100 Switch
1-2 Overview
FCD-IPM Installation and Operation Manual Chapter 1 Introduction
Note
The second WAN option is not available when configuring E1/T1 with an ISDN backup.
The dual LAN configuration is not available when configuring E1/T1 with an ISDN
backup.
Applications
FCD-IPM is the solution for several different applications. Order your unit
according to your specific application requirements. FCD-IPM can be used as a
router for the office LAN to access the Internet/Intranet and at the same time
control access from the local PBX to the E1/T1 line. FCD-IPM can also have up to
twelve telephones connected directly to the unit for those applications where a
PBX is not present. The following is a list of application options for
FCD-IPM:
• FCD-IPM with PBX and LAN - In the application shown in Figure 1-1,
FCD-IPM supports a single LAN connection to the Internet/Intranet and voice
connectivity to the PSTN.
VOICE
LAN
LAN
Figure 1-1. FCD-IPM with PBX and LAN
• FCD-IPM with four Telephones and LAN – In the application shown in
Figure 1-2, FCD-IPM supports four individual telephones connected to the
carrier, and a LAN connection to the Internet/Intranet.
PABX/PBX
x4x4
VOICE
LAN
FXS
FXS
Figure 1-2. FCD-IPM with Eight Telephones and LAN over SHDSL
Overview 1-3
Chapter 1 Introduction FCD-IPM Installation and Operation Manual
Features
E1/T1 Main Link
• E1/T1 Integrated Access Device (IAD) for Internet/Intranet and voice connectivity
• E1 over 2-wire SHDSL link optional
• Integral E1 with or without LTU or Integral T1 CSU/DSU
• Optional sub-E1/T1 drop and insert port for PABX connectivity
• Fail-safe bypass for the sub-E1/T1 link
• Optional fiber optic uplink.
Integrated Router
• IP and IPX routing and standard bridging
• Supports Frame Relay, PPP and MLPPP
• One or two Ethernet ports or one Fast Ethernet port
• FLASH memory for software and parameter file downloading
• Remote software and parameter file download.
Ethernet/Fast Ethernet Switch
• Built-in 4-port switch with 1Mb buffer with Auto-polarity and auto-negotiation.
Data
• Optional second data port (transparent n x 64/56 or serial router port).
Voice
• Supports twelve analog voice channels
• PCM encoded, A-Law or µ-Law
• Optional interfaces: 2-wire FXS, 2-wire FXO, or 4-wire or 2-wire E&M.
1-4 Overview
FCD-IPM Installation and Operation Manual Chapter 1 Introduction
1.2 Physical Description
FCD-IPM units are delivered completely assembled. The units are designed for
desktop installation, or to be mounted in a 19-inch rack. Installation procedures
for FCD-IPM models and respective versions are provided in Chapter 2.
Figure 1-3 shows a 3-D diagram of FCD-IPM.
Figure 1-3. FCD-IPM General View
Controls and indicators of the various versions of FCD-IPM and their functions are
described in Chapter 3. The LED indicators on the front panel indicate the
operating status of FCD-IPM. Various indicators display status of user’s data port,
status of data activity in user’s data connector, and alert conditions. For a
description of the front panel, refer to Chapter 3.
The power and interface connectors are located on the rear panel of FCD-IPM.
For a description of the rear panel, refer to Chapter 2.
The internal jumpers of FCD-IPM are set according to options ordered. The only
jumper that you may need to set is the BAL/UNBAL jumper. The factory setting for
this jumper is BAL. For more information about setting jumpers, refer to Chapter 2.
1.3 Functional Description
This section describes the main and sublink characteristics, the data and voice
channel interfaces, timing considerations, time slot handling, integrated IP router
and management of FCD-IPM. Figure 1-4 shows a functional block diagram for
FCD-IPM.
Functional Description 1-5
Chapter 1 Introduction FCD-IPM Installation and Operation Manual
ISDN or
Serial
Port
Main
LinkSublink
Mux
Router
Voice
Port
Switch
n x 64 kbps
LAN 1
LAN 2
Figure 1-4. FCD-IPM Functional Block Diagram
FCD-IPM can be ordered in several configuration options. The main link is always
E1/T1 (E1 over SHDSL), and there is always at least one LAN link. The other
interfaces may be a sub E1/T1 link, analog voice, ISDN backup, n x 64 data port,
or router port.
Main Link and Sublink Characteristics
The FCD-IPM E1 main and sublink meet the requirements of ITU-T Rec. G.703,
G.704, G.706, G.732, and G.823, and support 256N and 256S multiframes
(2 or 16 frames per multiframe, respectively), in accordance with ITU-T Rec.
G.704. For FCD-IPM T1 versions the main and sublink comply to AT&T TR62411
and ANSI T1.403 standards, and support D4 and ESF framing.
The framed mode and use of the CRC-4 function are user-selectable.
1-6 Functional Description
FCD-IPM Installation and Operation Manual Chapter 1 Introduction
The main and sublinks have two line interfaces:
• 120Ω balanced line interface, terminated in an RJ-48C eight-pin (ISO 10173)
connector
• 75Ω unbalanced interface, terminated in two BNC coaxial connectors
• T1 versions have a 100Ω balanced interface.
You can select the E1 interface to activate the LTU option. With the T1 version,
you can choose to activate CSU or DSU.
When a power failure occurs, the failsafe bypass of the sub E1/T1 link ensures the
continuity of voice services between the main and the fix sublink.
Note
The fail-safe bypass of the E1/T1 sub-link is not available for the FCD-IPM units
equipped with SHDSL interface.
E1 over SHDSL
E1 traffic can also be transmitted using 2-wire SHDSL physical interface. The
SHDSL link uses TC-PAM technology and complies with the requirements of the
ITU-T G.991.2 standard. Table 1-1 lists typical FCD-IPM ranges over 2-wire
24 AWG line.
Table 1-1. Typical FCD-IPM Ranges over SHDSL Link
Data Rate 2-wire, 24 AWG (0.5 mm)
kbps km miles
192
384
512
768
1024
1152
2048
IO Data Channel Interfaces
Each of the two IO data channels can be operated as n x 64k or n x 56k data port
(DCE only).
System Timing Considerations
Internally, FCD-IPM uses one system timing source (clock). This system clock
determines the transit timing of all the E1 links and data ports. The clock source
options are as follows:
6.5
5.8
5.1
4.8
4.1 2.5
3.5 2.1
3.2 1.9
4.0
3.6
3.1
2.9
• Main link 1
• Sublink (each of them)
• Internal.
Functional Description 1-7
Chapter 1 Introduction FCD-IPM Installation and Operation Manual
Time Slot Handling
FCD-IPM allows the user to configure each of the individual time slots freely
according to the following options:
• Data link1 – for data from router/bridge
• FIX SUB Voice – for voice from sublink
• FIX SUB Data – for data from sublink
• FIX Voice (1, 2, 3, 4) – for analog voice port 1, 2, 3, 4
• I/O1 Voice (1, 2, 3, 4) – for analog voice port 1, 2, 3, 4
• I/O2 Voice (1, 2, 3, 4) – for analog voice port 1, 2, 3, 4
• I/O1 SUB Data – for data from sublink
• I/O2 SUB Data – for data from sublink
• I/O1 SUB Voice – for voice from sublink
• I/O2 SUB Voice – for voice from sublink
• I/O1 Channel – for n x 64/56 data port
• I/O2 Channel – for n x 64/56 data port.
For more information on configuring time slots, refer to Chapter 4.
Integrated Router
IP Router
FCD-IPM as an IP router supports:
• Static IP net configuration
• Dynamic IP net learning using RIP and RIP-2 protocols
• CIDR topologies
• Multiple IP nets on the LAN
• Numbered and unnumbered interfaces
• IP fragmentation
• RIP1, RIP2 & OSPF Routing Protocols.
IPX Router
FCD-IPM also supports standard IPX routing that includes support for RIP and SAP.
Bridging
FCD-IPM supports bridging. The bridge is used to interconnect a number of LANs
by accessing layer 2 (MAC layer). FCD-IPM automatically extends the scope of any
interface, allowing the interface to interconnect several networks, providing that all
supported interfaces are set to bridge mode.
1-8 Functional Description
FCD-IPM Installation and Operation Manual Chapter 1 Introduction
FCD-IPM interconnects:
• Any LAN to link
• Two LANs of the same Bridge
• Two LANs and link.
FCD-IPM interconnects all of its interfaces to one extended LAN.
FCD-IPM supports standard bridging, as specified in IEEE 802.1D, and can operate
opposite any other third party bridge. Spanning Tree Algorithm is not supported.
Bridging works over PPP, Frame Relay RFC-1490 and also a ‘Native’ protocol.
MAC frames pass in an HDLC format.
Protocols
FCD-IPM supports:
• PPP (Point to Point Protocol) – this protocol supports a variety of links and
connection options
• Frame Relay – a network interface, which provides high-speed frame or packet
transmission with minimum delay and maximum bandwidth utilization.
Management
FCD-IPM features a variety of inband and out-of-band management options. These
options include dedicated time slot, dedicated DLCI, and dial-in connectivity.
You can manage the following capabilities:
• FCD-IPM configuration
• Viewing FCD-IPM status
• Testing FCD-IPM
• Viewing alarm status and history.
The management functions are performed via:
• SNMP management – enables management using the RADview or any other
standard SNMP-based management systems.
• Telnet – enables a remote IP host to control the operation of FCD-IPM using
functions identical to those provided by a supervision terminal.
• Supervision terminal – an ASCII terminal connected to the RS-232 control port
of FCD-IPM (or a PC running a terminal emulation program) can be used as a
supervision terminal.
Undesired access to FCD-IPM via Telnet or SNMP can be blocked by the firewall,
or password protected. The dual-level management authentication allows access to
router configuration parameters while restricting the access to network
configuration parameters.
Functional Description 1-9
Chapter 1 Introduction FCD-IPM Installation and Operation Manual
Software download is available via the control port using XMODEM and via
LAN/WAN using TFTP. Parameter file download and upload is available via LAN or
WAN using TFTP.
FCD-IPM has an alarm history memory that holds the up to 100 alarms.
Management Using Dedicated Time Slot (DTS)
FCD-IPM features out-of-band management through a dedicated time slot.
The DTS is a management channel that connects directly to the FCD-IPM host
using a separate IP interface, i.e. address, and operates as an additional WAN
interface connected to the management IP network.
This management channel is totally separated from the IP traffic that the integrated
router forwards, so there is no way to expose the manager IP network to
unauthorized IP users.
The DTS channel should be synchronized with other equipment such as a cross
connect unit or router. This can be done with standard WAN protocols such as
Frame Relay and PPP.
1-10 Functional Description
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