Cisco Systems 4900 Webcam User Manual


 
16
MODULAR SWITCHES FIXED-CONFIGURATION SWITCHES
Catalyst 6500 Catalyst 4500 Catalyst 4900 Catalyst 3750 Catalyst 3560 Catalyst 2960 Catalyst 2950 Catalyst 2940
Catalyst
Express 500
AVAILABILITY AND RESILIENCY 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
DELIVERY OPTIMIZATION
Quality of Service
Number of Queues per Port up to 8 4 4 4 4 4 4 4 4
Congestion Avoidance
WTD WTD WTD WTD
L2–L3 Rewrite/Mapping
EI only
Ingress Queuing
N/A N/A
Ingress Strict Priority
N/A N/A
Egress Queuing
Egress Strict Priority
Traffic Classification
IP Service Level Agreement
Policers
H/W-based Policing
Per-port Policers
EI only
Per-VLAN Policers
H/W-based Aggregate Policers
Hierarchical Policers
User-based (Source IP) Rate Limiting
Shaped Round Robin
Cisco Catalyst Switches: FEATURE COMPARISON