Cisco Catalyst Switches: F E ATU R E C OMPA R IS ON
AVA I L A B I L I T Y A N D R E S I L I E N CY
continued
Network Protocols
continued
Hot Standby Routing Protocol (HSRP)
Virtual Router Redundancy Protocol (VRRP)
UplinkFast/BackBoneFast/802.1w
PortFast
Per VLAN STP (PVSTP)
Multiple Instance STP (MISTP)/802.1s
STP Root/BDPU/Loop Guard
IP Event Dampening
Bidirectional Forwarding Detection
Digital Optical Monitoring
Flexlink
D E L I V E R Y O P T I M I Z AT I O N
Quality of Service
Number of Queues per Port
Congestion Avoidance
L2–L3 Rewrite/Mapping
Ingress Queuing
Ingress Strict Priority
Egress Queuing
Egress Strict Priority
Traffic Classification
IP Service Level Agreement
Policers
H/W-based Policing
Per-port Policers
Per-VLAN Policers
H/W-based Aggregate Policers
Hierarchical Policers
User-based (Source IP) Rate Limiting
Shaped Round Robin
16
M O D U L A R S W I T C H E S
Catalyst 6500
Catalyst 4500
Catalyst 4900
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
up to 8
4
4
•
•
•
•
•
•
•
N/A
N/A
•
N/A
N/A
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
F I X E D - C O N F I G U R AT I O N S W I T C H E S
Catalyst 3750
Catalyst 3560
Catalyst 2960
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
4
4
4
WTD
WTD
WTD
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Catalyst
Catalyst 2950
Catalyst 2940
Express 500
•
•
•
•
•
•
•
•
•
•
•
•
•
•
4
4
4
WTD
EI only
•
•
•
•
•
•
•
•
•
EI only