Cisco Systems MGX 8220 FRSMs for High Speed Serial Lines, AX-FRSM-HS1 and MGX-FRSM-HS1/B Features

Chapter

Frame Relay Service Modules (FRSMs)

FRSMs for High Speed Serial Lines

There are three FRSMs for high speed serial lines.

•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.

AX-FRSM-HS1 and MGX-FRSM-HS1/B Features

Both FRSM-HS1 modules support the following features:

•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.

	Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003		4-9