|
Model Description
|
Cisco Catalyst 4948
|
|
Switching capacity
|
96 Gbps
|
|
Throughput
|
72 mpps
|
|
IPv6 support
|
In software
|
|
Height
|
1RU
|
|
Modular half-card slots
|
0
|
|
Maximum 10/100/1000 ports
|
48
|
|
Maximum 10 Gigabit Ethernet ports
|
0
|
|
Maximum Gigabit Ethernet (fiber) ports
|
4
|
|
Cisco TwinGig Converter Module support
|
No
|
|
Uplink optic type
|
4 SFP optics
|
|
Multilayer switching
|
IP Base and Enterprise Services options
|
|
Shared buffer
|
16 MB
|
|
CPU
|
266 MHz
|
|
Synchronous Dynamic RAM (SDRAM)
|
256 MB
|
|
Active VLANs
|
4096
|
|
Multicast entries
|
|
|
Per-VLAN Spanning Tree (PVST) and VLAN IDs
|
4096
|
|
Spanning Tree Protocol instances
|
1500
|
|
Switched Virtual Interfaces (SVIs)
|
2000
|
|
Security and QoS hardware entries
|
32,000
|
|
MAC addresses
|
32,000
|
|
Switched Port Analyzer (SPAN)
|
2 ingress and 4 egress
|
|
USB port
|
No
|
|
Compact flash memory support
|
No
|
|
System reset button
|
No
|
|
Minimum software requirement
|
Cisco IOS® Software Release 12.2(20)EWA or later
|
