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Cisco MGX 8950 Hardware Installation Guide
Release 3, Part Number 78-14147-02 Rev. A0, November 2002
1
Product Overview
This chapter provides an overview of the Cisco MGX 8950 switch and its related components. This
chapter contains the following sections:
• Introduction to the Cisco MGX 8950 Switch, page 1-1
• Cisco MGX 8950 Switch Compartment, page 1-3
• Module Configurations, page 1-3
• Cisco MGX 8950 Modules Overview, page 1-6
• System Hardware Components, page 1-7
Introduction to the Cisco MGX 8950 Switch
The Cisco MGX 8950 multiservice switch is a high capacity ATM backbone switch that provides the
following features:
• Scalability up to 180-Gbps fully redundant nonblocking throughput within a single chassis
• Industry-leading broadband density
• Aggregation of OC-3C/STM to 1, OC-12Cc/STM to 4, and OC-48c/STM to 16 trunks
• Highest network availability in the industry
• Seamless integration with Cisco BPX 8600 Series and Cisco MGX 8000 Series switches
• Single-platform support for permanent virtual circuits/paths (PVCs/PVPs), soft permanent virtual
circuits/paths (SPVCs/SPVPs), switched virtual circuits/paths (SVCs/SVPs), label virtual circuits
(LVCs), Private Network-Network Interface (PNNI), and MPLS
The Cisco MGX 8950 supports the following services:
• High-density broadband ATM
• Scaling MPLS services
• Convergence of voice and data networks
The Cisco MGX 8950 switch
• Provides up to 240 Gbps of switching capacity through the backplane, using four dedicated switch
modules (XM-60s), each containing 60 Gbps of cross-bar switching fabric.
• Can use either an AC or a DC power source.