Cisco Catalyst 4503 chassis
Supported 28 Gbps, 21 Mpps
Cisco Catalyst 4506 chassis
Supported 64 Gbps, 48 Mpps
Cisco Catalyst 4507R chassis
Not supported
Platform support
Cisco Catalyst 4006, 4503, 4506
Switching capacity
Throughput
Multilayer switching
Basic routing protocols
Enhanced Routing Protocols (OSPF, (E)IGRP, BGP, IS-IS)
MAC addresses
Operating system
Transmit queues
QoS
DBL (Congestion Avoidance QoS feature)
No
CPU
300 MHz
Redundant capable
Onboard Flash memory
Memory speed (Synchronous Dynamic RAM [SDRAM])
100 MHz
ISL
ACLS
Policers
IGMP snooping
Compact flash