Frsms For T3 And E3 Lines - Cisco MGX 8230 Installation And Configuration Manual

Frame Relay Service Modules

FRSMs for T3 and E3 lines

The FRSMs for T3 and E3 lines include the following:
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Features
This section describes the features specific to the T3 and E3 interfaces. See
FRSMs, page 2-20
T3 Interfaces
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E3 Interfaces
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Cisco MGX 8230 Edge Concentrator Installation and Configuration
2-32
MGX-FRSM-2CT3: provides two channelized T3 interfaces for high-density n x DS0 and DS1
frame services. The FRSM-2CT3 supports up to 4000 virtual connections per card.
MGX-FRSM-2T3E3: provides unchannelized Frame Relay service over two T3 or E3 lines. This
module can also support subrate T3 or E3 for tiered DS3 on each physical port. The FRSM-2T3E3
supports up to 2000 virtual connections per card.
for a description of features that apply to all FRSM modules.
Two DSX-3 (44.736 Mbps +/-20 ppm) interfaces with dual female 75-ohm BNC coaxial connectors
per port (separate RX and TX)
B3ZS line coding
Pulse shape conforming to ANSI T1.102.1993
C-bit parity and M13 line framing formats
Scrambling and subrate (FRSM-2T3E3) support of major DSU vendors
T3 bit error rate tester (BERT) and extended loopback pattern generation/verification
1:1 redundancy with Y-cabling for T3 FRSM cards of the same type
LOS, OOF, AIS, RAI, FEBE alarm detection/generation support
Subrate capability is not supported on Kentrox equipment.
Two G.703 (34.368 Mbps +/-20 ppm) interfaces with dual female 75-ohm BNC coaxial connectors
per port (separate RX and TX)
HDB3 line coding
Pulse shape conforming to ITU G.703
ITU G.751 line framing format
Scrambling and subrate (FRSM-2T3E3) support of major DSU vendors
E3 BERT and extended loopback pattern generation/verification
1:1 redundancy with Y-cabling for T3 FRSM cards of the same type
LOS, OOF, AIS, RAI, FEBE alarm detection/generation support
Subrate capability is not supported on Kentrox equipment.
Chapter 2 Module and Service Descriptions
Features Common to All
Release 1.1.31, Part Number 78-11215-03 Rev. B0, May 2001