B-30
Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Appendix B
Specifications
CESM-4T1/E1 Specification
CESM-4T1/E1 Specification
Note
The CESM-4T1/E1 specification is the same as the FRSM-4T1/4E1 specification except as shown
in the following sections.
Service Interface (T1/E1)
Maintenance/Servicability:
Facility loopback using loop up/down per ANSI T1.408 and
ATT TR 62411 (T1), CCITT G.7xx (E1)
Facility loopback using management console
Internal problem isolation loopbacks
Hot pluggable
Card Size:
7.25 in. x 15 in.
Power:
–48V DC, 30W
Safety:
EN 60950 2nd edition (including EN 41003) UL 1950 2nd
edition
Compliance:
T1: Accunet 62411 E1: G.703, G.823
ESD:
IEC 1000-4-2
Synchronization:
Transmitter is synchronized to the shelf (Stratum traceable)
Line Framing:
None
Channel Configuration:
Number of CBR Interfaces:
4
Cell Delay Variation (CDV):
Configurable by setting reassembly buffer depth to a
maximum of 250 msec. CDV = 1/2 buffer depth