Specifications

APPENDIX
Specifications B-1
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 (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 transmitted good
Number of cells received from cell bus
Number of cells transmitted to cell bus