B-20
Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Appendix B
Specifications
FRSM-8E1 Specification
Card General
FRSM-8E1 Specification
Service Interface
Statistics:
All previous counters followed by an (S) can be configured as
statistics
Diagnostics:
Last unknown LCN received cells with unknown LCN count
Indicators:
•
Per Card:
Active (green), standby (yellow), fail (red)
•
Lines (one per):
Active and okay (green)
Active and local alarm (red)
Active and remote alarm (yellow)
Maintenance/Serviceability
Features:
Internal problem isolation loopbacks hot-pluggable
•
Reliability:
•
> 65000 hours MTBF
•
Card Size:
•
FRSM-8T1: 7.25 in. x 16.25 in.
LM-DB15-4T1: 7.0 in. x 4.5 in.
Power: –48V DC, 30W (8 T1s)
Line Interface connector:
RJ-48 when used with LM-RJ-48-8E1 line module SMB when
used with LM-SMB-8E1 line module
Line Rate:
2.048 Mbps
±
100 bps
Synchronization:
Transmitter can be either loop-timed to receiver or
synchronized to shelf (called normal mode)
Input Jitter Tolerance:
Per G.703
Output Jitter Generation:
Per G.703
Physical Layer Alarms:
LOS, OOF, AIS, RAI
Number of Frame Interfaces:
1 to 31 occupying n where 1 < n < 31. Sum of all < 31 for CCS
1–30 for CAS