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show interface

19-2 IP Configuration

show interface

Usethiscommandtodisplayinformationaboutoneormoreinterfaces(VLANsorloopbacks)

configuredontherouter.

Syntax

show interface [vlan vlan-id] [loopback loop-id]

Parameters

Defaults

Ifinterfacetypeisnotspecified,informationforallroutinginterfaceswillbedisplayed.

Mode

Anyroutermode.

Examples

Thisexampleshowshowtodisplayinformationforallinterfacesconfiguredontherouter.Fora

detaileddescriptionofthisoutput,refertoTable 19‐1:

B5(su)->router#show interface

Vlan 1 is Administratively DOWN

Vlan 1 is Operationally DOWN

Internet Address is 10.10.1.1 , Subnet Mask is 255.255.255.0

Mac Address is: 001F.4554.EAA5

The name of this device is Vlan 1

The MTU is 1500 bytes

The bandwidth is 0 Mb/s

Encapsulation type Ethernet

ARP Timeout: 14400 seconds

Thisexampleshowshowtodisplayinformationforloopbackinterface1.

B5(su)->router#show interface loopback 1

Loopback 1 is Administratively UP

Loopback 1 is Operationally UP

Internet Address is 10.1.192.100, Subnet Mask is 255.255.255.0

The name of this device is Loopback 1

The MTU is 1500 bytes

interface

UsethiscommandtoconfigureinterfacesforIProuting.

Syntax

interface vlan vlan-id | loopback loop-id

vlanvlan‐id (Optional)DisplaysinterfaceinformationforaspecificVLAN interface.

ThisinterfacemustbeconfiguredforIProutingasdescribedin“Pre‐

RoutingConfigurationTasks”onpage 18‐1.

loopbackloop‐id (Optional)Displaysinterfaceinformationforaspecificloopbackinterface.

Enterasys b5 User Manual

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