Cisco Catalyst 2950 Command Reference

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Catalyst 2950 and Catalyst 2955 Switch Command Reference
0L-10102-01
Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands
show interfaces
Hardware is Ethernet over LRE, address is 0006.2871.5902 (bia 0006.2871.5902)
MTU 1500 bytes, BW 10000 Kbit, DLY 1000 usec,
reliability 255/255, txload 1/255, rxload 1/255
Encapsulation ARPA, loopback not set
Keepalive not set
Half-duplex, Auto Speed (10), 100BaseTX/FX
ARP type: ARPA, ARP Timeout 04:00:00
Last input 00:00:21, output 00:00:00, output hang never
Last clearing of "show interface" counters never
Queueing strategy: fifo
Output queue 0/40, 0 drops; input queue 0/75, 0 drops
5 minute input rate 0 bits/sec, 0 packets/sec
5 minute output rate 0 bits/sec, 0 packets/sec
8272 packets input, 852898 bytes, 0 no buffer
Received 1182 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
0 watchdog, 1182 multicast
0 input packets with dribble condition detected
61899 packets output, 17981033 bytes, 0 underruns
0 output errors, 0 collisions, 1 interface resets
0 babbles, 0 late collision, 0 deferred
0 lost carrier, 0 no carrier
0 output buffer failures, 0 output buffers swapped out
This is an example of output from the show interfaces command for all interfaces on a CPE device:
Switch# show interfaces longreachethernet0/2 cpe
Port Status Speed Duplex
---- ------------ ----- ------
1 notconnected auto NA
2 notconnected auto NA
3 notconnected auto NA
4 notconnected auto NA
5 connected 100 half
Switch#
This is an example of output from the show interfaces command for a port on a CPE device:
Switch# show interfaces longreachethernet0/2 cpe port 5
Port Status Speed Duplex
---- ------------ ----- ------
5 connected 100 half
Switch#
This is an example of output from the show interfaces media command on an interface:
Switch# show interfaces gigabitethernet0/1 media
Port Media-configured Active Attached
Gi0/1 auto-select rj45 1000BaseSX-10/100/1000BaseTX
Switch#
This is an example of output from the show interfaces media command:
Switch# show interfaces media
Port Media-configured Active Attached
Gi0/1 auto-select rj45 1000BaseSX-10/100/1000BaseTX
Gi0/2 prefer-sfp sfp 1000BaseSX-10/100/1000BaseTX

Cisco Catalyst 2950 Specifications

General

Forwarding Bandwidth	8.8 Gbps
Switching Capacity	13.6 Gbps
Forwarding Rate	6.6 Mpps
Weight	3.6 kg
RAM	16 MB
Flash Memory	8 MB
Operating Humidity	10% to 85% non-condensing
Uplink Ports	2 x 10/100/1000Base-T
Dimensions	4.4 cm x 44.5 cm x 24.2 cm
Remote Management Protocol	SNMP, Telnet, HTTP
Features	Quality of Service (QoS), VLAN support
Compliant Standards	IEEE 802.3, IEEE 802.3u, IEEE 802.1D, IEEE 802.1Q, IEEE 802.1p
Status Indicators	system
Operating Temperature	0 to 45°C
Ports	24 x 10/100 Ethernet ports
MAC Address Table Size	8, 192 entries
Power Supply	Internal 100-240V AC, 50-60Hz