ip address
17-4 IP Configuration
Example
ThisexampleshowshowtodisplayconfigurationinformationforVLAN1:
B3(su)->router#show ip interface vlan 1
Vlan 1 is Admin DOWN
Vlan 1 is Oper DOWN
Primary IP Address is 192.168.10.1 Mask 255.255.255.0
Frame Type Ethernet
MAC-Address 0001.F45C.C993
Incoming Accesslist is not set
Outgoing AccessList is not set
MTU is 6145 bytes
ARP Timeout is 1 seconds
Direct Broadcast Disabled
Proxy ARP is Disabled
Table 17‐1providesanexplanationofthecommandoutput.
ip address
Usethiscommandtoset,remove,ordisableaprimaryorsecondaryIPaddressforaninterface.
ThenoformofthiscommandremovesthespecifiedIPaddressanddisablestheinterfaceforIP
processing.
Syntax
ip address ip-address ip-mask [secondary]
no ip address ip-address ip-mask
Table 17-1 show ip interface Output Details
Output What It Displays...
Vlan N Whether the interface is administratively and operationally up or down.
IP Address Interface’s IP address and mask. Set using the ip address command as described in
“ip address” on page 17-4.
Frame Type Encapsulation type used by this interface. Set using the arp command as described
in “arp” on page 17-8.
MAC-Address MAC address mapped to this interface.
Incoming Access
List
Whether or not an access control list (ACL) has been configured for ingress on this
interface using the commands described in “” on page 20-70.
Outgoing Access
List
Not applicable.
MTU Interface’s Maximum Transmission Unit size.
ARP Timeout Duration for entries to stay in the ARP table before expiring. Set using the arp
timeout command as described in “arp timeout” on page 17-10.
Direct Broadcast Whether or not IP directed broadcast is enabled. Set using the ip directed-broadcast
command described in “ip directed-broadcast” on page 17-11.
Proxy Arp Whether or not proxy ARP is enabled or disabled for this interface. Set using the ip
proxy arp command as described in “ip proxy-arp” on page 17-9.
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