Cisco WS X4148 RJ21 - Catalyst 4000 Series 10/100 Telco Module Manual page 16

Introduction
Cisco Catalyst Family Feature Comparison
Modular Switches
Model/Series
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)
Packets per Second (Mpps)
Modular Memory Upgrade
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(
continued)
Catalyst 6500 Catalyst 4500
•
• •
• •
• •
•
• •
• •
• •
•
• •
•
32–720 136-848
15–400 48–250
• •
Fixed-Configuration Switches
Catalyst 4900 Catalyst 3750-X
• •
•
• •
• •
•
• •
96–320 64
72–250 6.5–39
Catalyst 3750-E Catalyst 3750
• •
• •
• •
• •
• •
64 32
6.5–39 6.5–39
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