658CHAPTER 44: LOGICAL INTERFACE CONFIGURATION COMMANDS

Parameter number: Loopback interface number, which can be the number of any existing Loopback interface.

Description Use the display interface loopback command to view the relevant information about the existing Loopback interfaces. If you do not provide a Loopback interface number, this command will display the relevant information about all the existing Loopback interfaces.

Related command: interface loopback.

Example # View the status of Loopback 12.

<Sysname> display interface loopback 12 LoopBack12 current state: UP

Line protocol current state: UP (spoofing)

Description: LoopBack12 Interface

The Maximum Transmit Unit is 1536

Internet protocol processing : disabled

Physical is Loopback

Last 300 seconds input:

0 bytes/sec 0 packets/sec

Last 300 seconds output:

0 bytes/sec 0 packets/sec

0 packets input, 0 bytes, 0 drops

0 packets output, 0 bytes, 0 drops

Table 117 Description on the fields of the display interface loopback command

 

 

Field

Description

 

 

current state

Physical state of the interface: UP/DOWN

Line protocol current state

State of the link layer protocol: UP/DOWN

Description

Description string of the interface

The Maximum Transmit Unit

Maximum transmit unit (MTU) of the interface

Internet protocol processing

Processing state of the network layer protocol:

 

enabled/disabled

Physical

Physical type of the interface

Last 300 seconds input: 0 bytes/sec 0 Statistics on packets sent/received over the physical

packets/sec

layer

Last 300 seconds output: 0 bytes/sec

 

0 packets/sec

 

0 packets input, 0 bytes, 0 drops

 

0 packets output, 0 bytes, 0 drops

 

 

 

display interface mfr

Syntax display interface mfr [ mfr-number]

View Any view

Parameter mfr-number: Multilink frame relay (MFR) interface number, which can be the number of any existing MFR interface.

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3Com MSR 30, MSR 50 manual Related command interface loopback, Example # View the status of Loopback