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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
BNM-T3 Specification
Intershelf Link
T3 line interface connector: BNC connector per ANSI T1.404
T3 cable recommended: Coax, 75 ohm, 728A or equivalent
T3 line signal: DSX-3 Specification per ANSI T1.102 and ATT PUB 54014
T3 line rate: 44.736 Mbps ± 895 bps
T3 framing: Asynch. C-bit Parity per ANSI T1.107a
Input jitter tolerance: Per ATT TR 54014, Category II Equipment
Output jitter generation: Per ATT TR 54014, Table B1, “Equipment with DS3
Oscillator” Category
PMD layer alarms: LOS, OOF, AIS, RAI
PMD layer performance
statistics:
LCV, LES, % EFS, LSES, SEFS, PCV, PES, PSES, SEFS,
UAS
Trans. convergence protocol: PLCP per 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
(0 x 55) per CCITT I.361