Cisco Systems MGX 8220 Physical Layer Interface E1, Physical Layer Interface T3

B-33
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 E1
Physical Layer Interface T3
Input Jitter Tolerance: Per ATT TR 62411
Output Jitter Generatio n: Using normal mode synchr oni zat ion pe r ATT TR 62411
Physical Layer Alarms: LOS, OOF, AIS, RDI
Physical Layer Performance
Parms: LCV, LES, LSES, CV, ES, SES, SEFS, AISS, UAS
Line Rate: 2.048Mbps ± 100 bps
IMATM Synchronization: Digital PLL to synchron iz e a ll transmitters to one of t he
following: the E3 line, any of the E1 lines, or the MGX8220
shelf 8 kHz clock
Line Code: HDB3 (E1)
Line Framing: 16 frame multiframe as in G.704
ESF Maintenance Functions: None
Input Jitter Tolerance: As specified in ITU G.823 for 2.048 mbps
Output Jitter Generation: As specified in ITU G.823 for 2.048 mbps
Physical Layer Alarms: LOS, OOF, AIS, RDI
Physical Layer Performance
Parms: LCV, LES, LSES, CV, ES, SES, SEFS, AISS, UAS
Line Rate: 44.736 Mbps ± 20 ppm (T3)
Line Code: B3ZS for DS3
Framing: Physical layer conversion procedure for DS3 to ANSI
TA-TSY-000772 and TA-TSY-000773
Input Compliance: Per ATT 54014 and CCITT G.703