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Chapter
FRSMs for High Speed Serial Lines
There are three FRSMs for high speed serial lines.
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AX-FRSM-HS1 and MGX-FRSM-HS1/B Features
Both FRSM-HS1 modules support the following features:
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Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
AX-FRSM-HS1 supports back cards that provide either two HSSI interfaces or four X.21
interfaces.
MGX-FRSM-HS1/B supports a back card that provides four V.35 interfaces.
MGX-FRSM-HS2 supports a back card that provides connections for two HSSI lines.
Card throughput of 20 Mbps (bidirectional) at an average frame size of 130 octets.
HSSI line rates of up to 16 Mbps when a single port is configured per card. HSSI line rates of up
to 8 Mbps when both HSSI ports are configured.
X.21 line rates of 1 port x 10 Mbps, 2 ports x 8 Mbps, 3 ports x 4 Mbps, or 4 ports x 4 Mbps.
Up to 200 virtual connections in DTE and DCE modes.
1:1 redundancy using Y-cabling.
All standard MGX 8220 edge concentrator FRSM features, including the same data link protocols
as other FRSMs.
ForeSight integrated on the high-speed FRSM as a feature license.
FR-ATM network internetworking and service internetworking support.
Configuration of ATM Frame user network interface (FUNI) or ATM Frame NNI on a per-port
basis.
Frame forwarding and FUNI support.
Frame Relay Service Modules (FRSMs)
Cisco MGX 8220 Installation and Configuration
4-9
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Table of Contents
Troubleshooting
