Cisco WS-C4900M - Page 32

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Introduction
Cisco Campus Feature Comparison (continued)
Modular Switches
Model/Series Nexus 7000 Catalyst 6500 Catalyst 4500
IPT Solution (continued)
Fast Link Failure Detection
(Bidirectional Forwarding Detection)
• •
Redundant Supervisors with
Stateful Switchover
• • •
Redundant Power Supply • • •
Redundant Power Circuit • • •
Communication Media Module •
AutoQoS • •
Cisco Discovery Protocol (CDP) • • •
Link Layer Discovery Protocol (LLDP) • • •
Encapsulated RSPAN • •
IP Service Level Agreement • • •
VoIP Quality Monitoring with
Network Analysis Module
•
System Scalability
Switching Fabric (Gbps) 3.7 Tbps - 17.8 Tbps 0.720 – 2.0 Tbps 136–848
Packets per Second (Mpps) 840-11520 720 48–250
Modular Memory Upgrade • • •