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A-26
Cisco MGX 8230 Edge Concentrator Installation and Configuration
Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001
Appendix A Technical Specifications
Circuit Emulation Service Module for E1 Operation
Transmit Clocking
Normal clock or SRTS generated
Line Coding
HDB3
Frame mode
single-frame
multi-frame
Line alarms
Loss or Signal (LOS)
Loss of Frame (LOF)
Loss of multi-frame (LOMF)
Remote loss of signal or frame (RAI)
All ones received (AIS)
Bi-polar violation
Alarm indication times
Near end alarm up-count
Near end alarm down-count
Near end alarm maximum count
Far end alarm up-count
Far end alarm down-count
Far end alarm maximum count
Supported OAM cells
AIS
FERF
End-to-end loopback
Segment loopback
RTD loopback
BCM
Physical Layer Performance
Statistics
N/A
Indicators
Card-level
Active (green), Failed (red), Standby (yellow)
BERT
Active (green), Errors (yellow)
1:N Redundancy
Active (green)
Indicator for each T1
Active (green)
Reliability, MTBF
Card Size
Front card: 15.65 inches by 15.83 inches (39.75 cm by
42.75 cm)
Back cards: 7.25 inches by 4.125 inches (18.42 cm by
10.48 cm)
Power
-48VDC, 30 W
Loopbacks
On or Off
Table A-32 CESM 8E1 Card Set Details (continued)
Category
Description