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 counters
This is an example of output from the show interfaces counters trunk command. It displays the trunk
counters for all interfaces. Table 2-26 describes the fields in the output.
Switch# show interfaces counters trunk
Port TrunkFramesTx TrunkFramesRx WrongEncap
Gi0/1 0 0 0
Gi0/2 0 0 0
Related Commands
Carri-Sen Displays the number of occurrences in which the interface detects a false carrier
when frames are not sent or received.
Runts Displays the number of frames received on an interface that are smaller than 64
bytes and have an invalid FCS value.
Giants Displays the number of frames that are larger than the maximum allowed frame
size and have a valid FCS value.
1. FCS = frame check sequence
Table 2-25 show interfaces counters errors Field Descriptions (continued)
Field Description
Table 2-26 show interfaces counters trunk Field Descriptions
Field Description
TrunkFrameTx Displays the number of frames sent on a trunk interface.
TrunkFrameRx Displays the number of frames received on a trunk interface.
WrongEncap Displays the number of frames that are received on an interface and have the
incorrect encapsulation type.
Command Description
show interfaces Displays interface characteristics.

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