1-4
View
VLAN interface view, loopback interface view
Parameters
ip-address: IP address, in dotted decimal notation.
mask: Subnet mask, in dotted decimal notation.
mask-length: Subnet mask length, the number of consecutive ones in the mask. It is in the range of 0 to
32.
Description
Use the ip address command to specify an IP address and mask for a VLAN or loopback interface.
Use the undo ip address command to remove an IP address and mask of a VLAN or loopback
interface.
By default, no IP address is configured for VLAN or loopback interface.
z A newly specified IP address overwrites the previous one if there is any.
z The IP address of a VLAN interface must not be in the same network segment as that of a loopback
interface on a device.
Related commands: display ip interface.
Examples
# Assign the IP address 129.12.0.1 to VLAN interface 1 with subnet mask 255.255.255.0 (S3100-EI).
<Sysname> system-view
System View: return to User View with Ctrl+Z.
[Sysname] interface Vlan-interface 1
[Sysname-Vlan-interface1] ip address 129.12.0.1 255.255.255.0
# Assign the IP address 129.12.0.1 to VLAN interface 10 with subnet mask 255.255.255.0 (S3100-SI).
<Sysname> system-view
System View: return to User View with Ctrl+Z.
[Sysname] vlan 10
[Sysname-vlan10] quit
[Sysname] management-vlan 10
[Sysname] interface Vlan-interface 10
[Sysname-Vlan-interface10] ip address 129.12.0.1 255.255.255.0