Cisco Catalyst 4503 chassis
Supported 24 Gbps, 18 Mpps
Cisco Catalyst 4506 chassis
Cisco Catalyst 4507R chassis
Not supported
Platform support
Cisco Catalyst 4006, 4503, 4506
Switching capacity
24 Gbps
Throughput
18 Mpps
Multilayer switching
Layer 2 only
Basic routing protocols
None
Enhanced Routing Protocols (OSPF, (E)IGRP, BGP, IS-IS)
No
MAC addresses
16K
Operating system
CatOS
Transmit queues
2Q/port
QoS
System based
DBL (Congestion Avoidance QoS feature)
CPU
150 MHz
Redundant capable
Onboard Flash memory
16 MB
Memory speed (Synchronous Dynamic RAM [SDRAM])
74 MHz
ISL
ACLS
Policers
IGMP snooping
Compact flash