B-3
Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Appendix B Specifications BNM-E3 Specification
BNM-E3 Specification

Intershelf Link

E3 Line Interface Connector: BNC connector per ANSI T1.404
E3 Cable Recommended: Coax, 75 ohm, 728A or equivalent
E3 Line Signal: Per G.703
E3 Line Rate: 34.368 Mbps ± 20 PPM
E3 Framing: G.832 and G.804
Input Jitter Tolerance: Per G.703
Output Jitter Generation: Per G.703
PMD Layer Alarms: LOS, OOF, AIS, RAI
PMD Layer Performance
Statistics: LCV, LES, %EFS, LSES, SEFS, PCV, PES, PSES, SEFS, UAS
Trans. Convergence Protoc ol : PLCP pe r TR-TSV-000773
TC Layer Alarms: OOF, RAI
TC Layer Performance
Statistics: BIP8-CV, BIP8-ES, BIP8-SES, SEFS, UAS
ATM Layer Protocol: Header check sum is XORed with the COSET function (0x55) per
CCITT I.361
ATM Layer Counters: Number of cells received good
Number of cells received and discarded due to bad HEC
Number of cells transmitte d good
Number of cells received from cel l bus
Number of cells transmitte d to cell bus
Diagnostics: Header o f firs t c ell r ece ived with invalid egress translation en tri es
Number of cells dropped due to invalid egress translation entries
Number of unacknowledged ce ll s tr an sm i tte d to cell bus