Appendix A Technical Specifications

FRSM-8E1 Specification

Table A-28 Frame Relay Service With E1 Lines

Category

Description

 

 

Number of Frame Interfaces

1–31 occupying N, where 1 < N < 31. Sum of all < 31 for CCS or

 

1–30 for CAS.

 

 

Frame Relay Interface Rates

Either 56 Kbps orN x 64 Kbps, where N is the same as defined in

 

the preceding item the preceding item “Number of Frame

 

Interfaces.”

 

 

Ingress

8000-cell buffer shared between virtual channels/paths

 

standard usage parameter control (UPC)

 

Selective Cell Discard

 

Virtual Circuit Queuing

 

EFCI setting per VC

 

 

Egress

8000-cell storage capacity shared between four ports

 

Up to 12 user-selectable egress queues per port

 

Selective Cell Discard

 

EFCI setting per Queue

 

 

Frame Relay Interface

Per ANSI T1.618, 2-octet header

 

 

Frame Relay Performance

Received frames discarded due to Aborts

Counters (per Port; N x DS0):

Received frames discarded due to illegal header (EA bit)(s)

 

Received frames discarded due to CRC errors (s)

 

Received frames discarded due to alignment errors (s)

 

Received frames discarded due to unknown DLCI (s)

 

Received frames discarded due to illegal frame length (s)

 

Received frames discarded due to DE threshold exceeded

 

Received frames with DE already set

 

Received frames with FECN already set

 

Received frames with BECN already set

 

Received frames tagged FECN

 

Received frames (s)

 

Received bytes (s)

 

 

 

 

Cisco MGX 8230 Edge Concentrator Installation and Configuration

 

 

 

 

 

 

 

Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001

 

 

A-21

 

 

 

 

 

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Cisco Systems MGX 8230 manual Table A-28 Frame Relay Service With E1 Lines