Specifications

Chapter 2 LAN Switching
2-8
Cisco Catalyst 2950 Series Intelligent Ethernet Switches
QoS
802.1P, 4 egress
queues, Weighted
Round Robin, Strict
Priority Scheduling,
Expedite Queuing,
Policing, Marking,
Layer 3 and 4 Services,
Auto QoS
Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI
Management
Capabilities
Express Setup, SPAN
for Intrusion
Detection, L2 Trace
Route, VLAN 1
minimization, Auto
configuration, SNMP,
Telnet, RMON, CWSI,
(CLI)-based
out-of-band,
embedded CMS,
RSPAN
Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI
Software Image
Enhanced Image (EI) Enhanced Image (EI) Enhanced Image (EI) Enhanced Image (EI) Enhanced Image (EI)
Flash Memory
8 MB 8 MB 8 MB 8 MB 8 MB
CPU DRAM
16 MB 16 MB 16 MB 16 MB 16 MB
Embedded RMON
History, Events,
Alarms, Statistics
Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI
Dimensions (H x W x D)
1.72 x 17.5 x 13 in. 1.72 x 17.5 x 9.52 in. 1.72 x 17.5 x 9.52 in. 1.72 x 17.5 x 9.52 in. 1.75 x 17.5 x 16 in.
Feature 2950T-48 2950-24 2950-12 2950SX-12 2950SX-48
Fixed Ports
50-port (48 10/100
autosensing & 2 ports
10/100/1000BASE-T)
T-12: 2 fixed
10/100/1000BASE-T
uplink ports
24-port 10/100
autosensing
12-port 10/100
autosensing
26-port (24 10/100
autosensing & 2
ports1000BaseSX)
C-12:2 fixed
100BASE-FX
multimode uplink
ports; S-12: 2 fixed
100BASE-LX
single-mode uplink
ports
50-port (48 10/100
autosensing & 2 ports
1000BASE-SX) 12
10/100 ports
Forwarding Bandwidth
13.6 Gbps 4.8 Gbps 2.4 Gbps 8.8 Gbps 13.6 Gbps
Forwarding Rate
13.6 Mpps 3.6 Mpps 1.8 Mpps 6.6 Mpps 13.6 Mpps
Full-Duplex
Capabilities
All Ports All Ports All Ports All Ports All Ports
VLAN Maximum
64-port-based VLANS 64-port-based VLANS 64-port-based VLANS 64-port-based VLANS 64-port-based VLANS
FEC
Yes Yes Yes Yes Yes
802.1Q
Yes Yes Yes Yes Yes
Security
Port Security, with
MAC aging, Private
VLAN Edge, 802.11x,
RADIUS, TACACS+,
BPDU Guard, BPDU
Scheduling, SPAN for
Intrusion Detection,
Spanning Tree Root
Guard
Same as 2950T-48 Same as 2950T-48 Same as 2950T-48 Same as 2950T-48
Multicast
Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI
QoS
802.1P, 4 egress
queues, WRR, Strict
Priority Scheduling
Same as 2950T-48 Same as 2950T-48 Same as 2950T-48 Same as 2950T-48
Management
Capabilities
Express Setup, SPAN
for Intrusion
Detection, L2 Trace
Route, VLAN 1
minimization, Auto
configuration, SNMP,
Telnet, RMON, CWSI,
(CLI)-based
out-of-band,
embedded CMS
SNMP, Telnet, RMON,
CWSI, (CLI)-based
out-of-band,
embedded CMS
Same as 2950-24 Same as 2950-24 Same as 2950-24
Software Image
Standard Image (SI) Standard Image (SI) Standard Image (SI) Standard Image (SI) Standard Image (SI)
Flash Memory
8 MB 8 MB 8 MB 8 MB 8 MB
CPU DRAM
16 MB 16 MB 16 MB 16 MB 16 MB
Embedded RMON
Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI Same as 2950G-48-EI
Dimensions (H x W x D)
1.75 x 17.5 x 13 in. 1.75 x 17.5 x 11.8 in. 1.75 x 17.5 x 9.52 in. 1.75 x 17.5 x 9.52 in. 1.75 x 17.5 x 13 in.