Cisco WS-C4900M Manual page 175

Hardware Features (continued)
Ports (continued)
Maximum Gigabit
Ethernet (Fiber) Ports
Maximum 10 Gigabit
Ethernet (10GBase-T)
Ports
Maximum 10 Gigabit
Ethernet (fiber) Ports
Performance/Scalability
Switching Capacity
Throughput
Routes Supported
MAC Addresses
Per VLAN Spanning
Tree (PVST) Protocol
and VLAN IDs
Switched Virtual
Interfaces (SVIs)
Active VLANs
Multicast Routes
Security and Quality-
of-Service (QoS)
Hardware Entries
Switched Port Analyzer
(SPAN)
Shared Buffer
CPU
Synchronous Dynamic
RAM (SDRAM)
IPv6 Support
USB Port
Compact Flash
Memory Support
System Reset Button
PoE: Max. 802.3af Class
3 Devices (15.4W)
PoE: Max. 802.3af Class
2 Devices (7.3W)
WS-C4948-
WS-C4948
10GE
4 0
0 0
0 2 (X2)
96 Gbps 136 Gbps
72 Mpps 102 Mpps
32K 32K
32K 55K
4094 4094
2000 2000
4094 4094
28K 28K
32K 32K
2 Ingress and 2 Ingress and
4 Egress 4 Egress
16 MB 16 MB
666 MHz
266 MHz
256 MB 256 MB
Software Software
Switched Switched
No No
No No
No No
0 0
0 0
WS-C4928-
WS-4900M
10GE
32 (Cisco
TwinGig
28
Converter
Module)
0
2 (X2) 1 24 (X2)
96 Gbps 320 Gbps
250 Mpps
72 Mpps for IPv4 125
Mpps for IPv6
32K 256K
55K
4094 4094
2000 4094
2048 4094
28K
32K 128K
2 Ingress and 8 Ingress and
4 Egress 8 Egress
16 MB 17.5 MB
1.3 GHz
666 MHz
256 MB 512 MB
Software Hardware
Switched Switched
No
No
Yes
0
0
*
X2 can be converted to SFP+ using OneX Converter Module.
WS-C4948-
E/WS-
C4948E-F
4
16 0
1 4 (SFP+)
176 Gbps
131 Mpps
for IPv4 110
Mpps for IPv6
57K
55K 55K
4094
4094
4094
28K 28K
32K
8 Ingress and
8 Egress
17.5 MB
1 GHz
1 GB
Hardware
Switched
Yes No
Yes No
Yes Yes
0 0
0 0
175