802.1Q-in-801.1Q (QinQ)
No
Active redundant supervisor engine聽uplinks
Two 1-GE uplinks
Active VLANs
2000
Broadcast suppression
Software**
Chassis Support
Cisco Catalyst 4503, 4506, 4507R, 4503-E, 4506-E, 4507R-E/4507R+E chassis
CPU (MHz)
266 MHz
EIGRP Stub
Yes
EIGRP, OSPF, IS-IS, and BGP
No
Feature
Supervisor Engine II-Plus
IGMP snooping
Yes (16,000)
IP Forwarding Information Base (FIB)聽entries
32,000
Layer 2-4 Performance
48 mpps and 64 Gbps
Multicast entries
8000
Multicast suppression
No
Multilayer switching
Basic Layer 2-4 services
NetFlow support
No
Onboard Flash memory
32 MB
Policers
512 egress; 512 ingress
QoS sharing
Nonblocking GE only
Redundant-capable
Yes
Security/QoS hardware entries
32,000
Spanning Tree Protocol instances
1500
Switched virtual interfaces (SVIs)
1000
Synchronous Dynamic RAM (SDRAM)
256 MB