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- 15454
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- 2026-10-15
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Cisco 15454 STS-1 and VT1.5 Cross Connection Matrix
This document provides information about the cross-connection matrix for the STS-1 and VT1.5 circuits within the Cisco 15454 system. It details the mapping of STS-1 and VT1.5 circuits, including the capabilities of the EC1 card, STSX ASIC, and VTX ASIC. The text explains how to provision circuits and utilize the available bandwidth between the cross-connect cards and the backplane.
Read onlineCisco 15454 specifications
| Maximum number of STS-1 circuits on XC card | 144 |
|---|---|
| Maximum number of VT1.5 connections on XC-VT card | 336 |
| Maximum number of STS-1 circuits on VTX ASIC | 24 |
| Maximum VT1.5 circuits per STS-1 circuit | 28 |
| Maximum bandwidth of XC-VT in VT1.5 connections | 336 |
All Cisco 15454 documents by type
Disassembly, diagnostics and part numbers, for repair.
Questions answered in these manuals
How many STS-1 circuits can the XC card provision?
The XC card can provision a maximum of 144 simultaneous STS-1 connections.
What is the maximum number of VT1.5 circuits on the XC-VT card?
The XC-VT card supports a maximum of 336 VT1.5 connections.
What commands are used to troubleshoot ML IOS issues?
The relevant commands include show ons alarm, show ip interface brief, clear counters, show interface summary, and show interface.
What alarm is reported when an OC12 protection switch occurs?
No alarms or errors are created by the OC12 protection switching mechanism.