B-34
Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Appendix B Specifications
MATM Specification
Physical Layer Interface E3AIM Groups and Links
Line Rate: 34.368 Mbps ±20 ppm (T3)
Line Code: HDB3 for E3
Framing: Per ITU-T Recommendation G.804 and G.832
Input Jitter Tolerance: Per ATT TR 62411
ATM Interface:
Cell support (type) STI cells
Congestion Control: EFCI/FFCI setting on egress (AIM)
EFCI setup: Using programmable EFCI threshold
IMATM Alarms: Complies with DS3 and G.832 physical layer protocols and
supports FERF, LOS, LOF, OOF, AIS, yellow and red alarms
Counters:
High Speed Port: DS3/E3 physical layer line alarm indication and insertion
DS3/E3 SUNI-PDh number of cells: Tx and Rx
PLL clock recovery status
AIM Group: Number of cells received from AIM interface
Number of cell discarded due to e rr o r in ce ll he ader
Number of cells from AIM interface discarded due to queue
Full on both Ingress and egress directions
Number of ACP cells received
Number of ACP cells received with errors
Number of LCP cells received
Number of LCP cells received with err ors
Number of cells served from Eg re ss q ueue to AIM interface
Number of cell transmitte d by t runk interface, two types:
Date and Filler + Data
Number of times a link went off the IMAIM group