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Product Number: WS-X5165(=)
This configuration note describes how to install and configure the Catalyst 5000 Series ATM-fabric integration module.
This document consists of these sections:
The ATM-fabric integration module, shown in Figure 1, seamlessly integrates the switching fabrics of a Catalyst 5500 switch and a LightStream 1010 ATM switch installed in the bottom slots of the Catalyst 5500 chassis. The module must be installed in slots 9 through 12 of the Catalyst 5500 switch chassis to bridge the two backplanes.
The module consists of one external LightStream 1010 OC-12 ATM interface and one internal interface that bridges the Catalyst 5500 and the LightStream 1010 switching backplanes. The external OC-12 ATM interface behaves exactly as any OC-12 interface on a LightStream 1010 port adapter.
Communication between the Catalyst 5000 series switch backplane and the LightStream 1010 ATM switch backplane occurs across the internal interface. The internal interface has bandwidth equivalent to OC-12 (however, there is no physical cabling and no SONET framing is used). You can apply configuration commands to the interface from both the ATM module command-line interface (CLI) and the LightStream 1010 CLI.
With an ATM-fabric integration module installed in slots 9 through 12 of the Catalyst 5500 chassis and a LightStream ATM switch processor (ASP) installed in slot 13, you can install LightStream 1010 port adapters in any remaining slots 9 through 12.

This module has one STATUS LED, which provides status information about the module, and three LEDs that provide status for the one port. The LEDs, shown in Figure 2, are described in Table 1.

| LED | Description |
|---|---|
STATUS | The switch performs a series of self-tests and diagnostic tests. |
CD | When the carrier detect signal is being received, the LED is green. |
RX (Receive) | When the LED is off, no cells are being received. |
TX (Transmit) | When the LED is off, no cells are being transmitted. |
| 1LOF=loss of frame 2LCD=loss of cell delineation 3AIS=alarm indication signal 4FERF=far end receive failure |
These guidelines apply when using the ATM-fabric integration module:
This section lists the standards compliance and specifications for the ATM-fabric integration module.
ATM-fabric integration modules, when installed in a Catalyst 5500 system, comply with the standards listed in Table 2.
| Specification | Description |
|---|---|
Compliance: | CE Marking |
| |
| FCC6 Class A (47 CFR, Part 15), EN 55022 Class A, and VCCI7 Class A with UTP8 cables EN 55022 Class B; CISPR22 Class B, AS/NZS 3590 Class B, and VCCI Class B with STP9 cables |
Table 3 lists the specifications for the ATM-fabric integration module.
| Specification | Description |
|---|---|
Dimensions (L x W x D) | 1.18 x 15.51 x 16.34 in. (30 x 394 x 415 mm) |
Weight | Minimum: 3 lb (1.36 kg) |
Environmental Conditions: |
|
| 32 to 104° F (0 to 40° C) |
| -40 to 167° F (-40 to 75° C) |
| 10 to 90%, noncondensing |
Connectors | 1 SC-type connector |
Safety warnings appear throughout this note in procedures that, if performed incorrectly, may harm you. A warning symbol precedes each warning statement.
![]() | Warning This warning symbol means danger. You are in a situation that could cause bodily injury. Before you work on any equipment, be aware of the hazards involved with electrical circuitry and be familiar with standard practices for preventing accidents. To see translations of the warnings that appear in this publication, refer to the appendix "Translated Safety Warnings" in the Catalyst 5000 Series Module Installation Guide. |
Use the following guidelines to ensure your safety and protect the equipment. This list does not include all potentially hazardous situations during installation, so be alert.
![]() | Warning Only trained and qualified personnel should install or replace this equipment. |
![]() | Warning Before working on equipment that is connected to power lines, remove jewelry (including rings, necklaces, and watches). Metal objects will heat up when connected to power and ground and can cause serious burns or weld the metal object to the terminals. |
![]() | Warning Ultimate disposal of this product should be handled according to all national laws and regulations. |
When working with electrical equipment, exercise these basic safety guidelines:
![]() | Warning Do not work on the system or connect or disconnect cables during periods of lightning activity. |
Use the following safety rules when working with any equipment that is disconnected from a power source but still connected to telephone wiring or other network cabling:
Electrostatic discharge (ESD) damage occurs when electronic boards or components are improperly handled. ESD can result in complete or intermittent failures of electronic components. Guidelines for preventing ESD damage are as follows:
![]() | Caution For safety, periodically check the resistance value of the antistatic strap. The measurement should be between 1 and 10 megohms (Mohms). |
All Catalyst 5000 series switches support hot swapping, which lets you install, remove, replace, and rearrange switching modules without turning off the system power. When the system detects that a switching module has been installed or removed, it runs diagnostic and discovery routines automatically, acknowledges the presence or absence of the module, and resumes system operation with no operator intervention.
![]() | Warning Only trained and qualified personnel should be allowed to install, replace, or service this equipment. |
You need a flat-blade screwdriver to remove any filler (blank) switching modules and to tighten the captive installation screws that secure the modules in their slots. Whenever you handle switching modules, you should use a wrist strap or other grounding device to prevent ESD damage. See the "Preventing Electrostatic Discharge Damage" section.
All Catalyst 5000 series switching modules, including the ATM-fabric integration module, are installed in horizontal slots that are numbered from top to bottom. Figure 3 shows module placement in the Catalyst 5500 chassis. The fabric integration module must be installed in slots 9 through 12.

To install an ATM-fabric integration module in a Catalyst 5500 series switch, perform these steps:
![]() | Caution To prevent ESD damage, handle switching modules by the carrier edges only. |
Step 1 Take the necessary precautions to prevent ESD damage, as described in the "Preventing Electrostatic Discharge Damage" section.
Step 2 Choose a slot for the new switching module. Ensure that there is enough clearance to accommodate any interface equipment that you will connect directly to the fabric integration module ports. If possible, place switching modules between empty slots that contain only switching-module filler plates.
Step 3 Loosen the captive installation screws securing the switching-module filler plate (or the existing switching module) to the desired slot.
Step 4 Remove the switching-module filler plate (or the existing switching module). Save the switching-module filler plate for future use.
Step 5 To install the new module, hold the switching-module handle with one hand, and place your other hand under the carrier to support the switching module, as shown in Figure 4. Do not touch the printed circuit boards or connector pins.
Step 6 Align the edges of the switching module carrier with the slot guides on the sides of the switch chassis, as shown in Figure 4.

Step 7 Pivot the two module ejector levers out away from the faceplate as shown in Figure 4.
Step 8 Carefully slide the fabric integration module into the slot until the notches on both ejector levers engage the chassis sides.
Step 9 Using the thumb and forefinger of each hand, simultaneously, pivot in both ejector levers, as shown in Figure 5, to fully seat the module in the backplane connector.

![]() | Caution Always use the ejector levers when installing or removing modules. A module that is partially seated in the backplane will cause the system to halt and subsequently crash. |
Step 10 Use a screwdriver to tighten the captive installation screws on each end of the module faceplate.
Step 11 Attach network interface cables or other devices to the interface ports.
Table 4 shows the default configuration for the external OC-12 interface on the ATM-fabric integration module.
| Feature | Default Setting |
|---|---|
ATM interface type | UNI |
UNI version | 3.0 |
Maximum VPI bits | 8 |
Maximum VCI bits | 14 |
ATM interface side | Network |
ATM UNI type | Private |
Framing | STS-12C |
Clock source | Network-derived |
Synchronous Transfer Signal (STS) stream scrambling | On |
Cell payload scrambling | On |
Table 5 shows the ATM-fabric integration module internal interface default configuration on the Catalyst 5000 switch side.
| Feature | Default Value |
|---|---|
LANE components |
|
PVCs | ILMI and signaling PVCs are set up |
Output throttling | Disabled |
ILMI keepalives | Disabled |
UNI version | Autonegotiate (reverts to UNI 3.0 if autonegotiation fails) |
VTP | Disabled |
Table 6 shows the ATM-fabric-integration module internal interface default configuration on the LightStream 1010 side.
| Feature | Default Setting |
|---|---|
ATM interface type | UNI |
UNI version | 3.0 |
Maximum VPI bits | 8 |
Maximum VCI bits | 14 |
PVCs | ILMI and signaling PVCs are set up |
ATM interface side | Network |
ATM UNI type | Private |
Framing | STS-3C |
Clock source | Network-derived |
Synchronous Transfer Signal (STS) stream scrambling | On |
Cell payload scrambling | On |
These sections describe how to configure the ATM-fabric integration module:
You can configure the external OC-12 ATM port on the ATM-fabric integration module exactly as you configure any OC-12 ATM port on the LightStream 1010 ATM switch.
On the Catalyst 5000 series switch side, the internal interface functions similarly to the ATM ports on the Catalyst 5000 series ATM LAN emulation/Multi-Protocol Over ATM (LANE/MPOA) modules (WS-X5167 and WS-X5167). However, there is no PHY on the internal bridge port.
You can configure the internal ATM interface (interface ATM0) exactly as you configure the ATM interface on the Catalyst 5000 series LANE/MPOA modules. For information on configuring the ATM interface, refer to the following documents:
The following commands are not available on the ATM-fabric integration module:
In addition, the show controller command output does not show PHY error counters for the internal ATM port.
On the LightStream 1010 side, the internal interface functions similarly to an OC-12 ATM interface on a LightStream 1010 ATM port adapter. However, there is no PHY on the internal bridge interface.
You can configure the internal ATM interface exactly as you configure an OC-12 ATM interface on a LightStream 1010 port adapter. For information on configuring the LightStream 1010 ATM interface, refer to the LightStream 1010 ATM Switch Configuration Guide.
This equipment has been tested and found to comply with the limits for a 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 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 users will be required to correct the interference at their own expense.
You can determine whether your equipment is causing interference by turning it off. If the interference stops, it was probably caused by the Cisco equipment or one of its peripheral devices. If the equipment causes interference to radio or television reception, try to correct the interference by using one or more of the following measures:
Modifications to this product not authorized by Cisco Systems could void the FCC approval and negate your authority to operate the product.
For a complete description of commands to configure and maintain Catalyst 5000 series switches, refer to the Catalyst 5000 Series Software Configuration Guide and the Catalyst 5000 Series Command Reference publication. For complete switch hardware configuration and maintenance procedures, refer to the Catalyst 5000 Series Installation Guide. For information on Catalyst 5000 series switching modules, refer to the Catalyst 5000 Series Module Installation Guide. These documents are available on the Cisco Connection Documentation, Enterprise Series CD, or in print.
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Posted: Wed Jun 16 16:14:32 PDT 1999
Copyright 1989-1999©Cisco Systems Inc.