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Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Appendix B Specifications
AUSM Specification (4 Por t)
ATM Interface
Virtual Circuits
Output Jitter Generation: As specified in ITU G.823 for 2.048 mbps
Physical Layer Alarms: LOS, OOF, AIS, RAI
Physical Layer Performance
Stats: LCV, LES, LSES, CV, ES, SES, SEFS, AISS, UAS
ATM UNI v3.1, ITU-T G.804, per CCITT I.361
Channel Configuration: 256 per card. Can be allocated acros s any of t he T1 (E1) port s
VPI/VCI: VPI: 0255
VCI: 04096
Traffic Classes: CBR, VBR, VBR+
UPC Parameters: PCR, SCR (VBR), CCDV (CBR)
Congestion Control Support: ForeSight (toward Network for VBR+)
ForeSight Parameters: MIR, PIR, Rate Up, Rate Down, QIR, QIR Timeout, IBS
Counters:
Per Port: Number of cells received from th e i nt er fac e
Number of cells rec eive d w it h unknown VPI/VCI
Last known VPI/VCI r ec eived from the port
Number of cells discarded d ue to error in cell header
Number of cells received with non zer o G RC field
Number of cells transmitte d to the interface
Number of cells transmitte d for which EFCI was set
Number of egress cells discarded du e to s er v ice in te rface
physical alarm