Monitoring And Maintaining The Interface; Monitoring Interface And Controller Status - Cisco Catalyst 2950 Software Configuration Manual
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Also See for Catalyst 2950:
- Configuration manual (710 pages) ,
- Command reference manual (686 pages) ,
- Software configuration manual (674 pages)
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Monitoring and Maintaining the Interface
Monitoring and Maintaining the Interface
You can perform the tasks in these sections to monitor and maintain the interfaces:
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Monitoring Interface and Controller Status
Commands entered at the privileged EXEC prompt display information about the interface, including
the version of the software and the hardware, the controller status, and statistics about the interfaces.
Table 9-2
commands by using the show ? command at the privileged EXEC prompt.) These commands are fully
described in the Cisco IOS Interface Command Reference for Release 12.1.
Table 9-2
Show Commands for Interfaces
Command
show interfaces [interface-id]
show interfaces interface-id status [err-disabled]
show interfaces [interface-id] switchport
show interfaces [interface-id] description
show running-config
show version
This example shows how to display the status and configuration of Gigabit Ethernet interface 0/2:
Switch# show interfaces gigabitethernet0/2
GigabitEthernet0/2 is up, line protocol is up
Hardware is Gigabit Ethernet, address is 0002.4b29.4400 (bia 0002.4b29.4400)
Internet address is 192.20.135.21/24
MTU 1500 bytes, BW 100000 Kbit, DLY 10 usec,
Encapsulation ARPA, loopback not set
Keepalive set (10 sec)
Full-duplex, 100Mb/s
input flow-control is off, output flow-control is off
ARP type: ARPA, ARP Timeout 04:00:00
Last input 00:00:01, 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
Catalyst 2950 Desktop Switch Software Configuration Guide
9-16
Monitoring Interface and Controller Status, page 9-16
Clearing and Resetting Interfaces and Counters, page 9-18
Shutting Down and Restarting the Interface, page 9-19
lists some of these interface monitoring commands. (You can display the full list of show
reliability 255/255, txload 1/255, rxload 1/255
89245 packets input, 8451658 bytes, 0 no buffer
Received 81551 broadcasts, 0 runts, 0 giants, 0 throttles
0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
Purpose
Display the status and configuration of all interfaces or a specific
interface.
Display interface status or a list of interfaces in error-disabled state.
Display administrative and operational status of switching
(nonrouting) ports.
Display the description configured on an interface or all interfaces and
the interface status.
Display the running configuration in RAM.
Display the hardware configuration, software version, the names and
sources of configuration files, and the boot images.
Chapter 9
Configuring Interface Characteristics
78-11380-04
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