show interface vlan

show interface vlan [access-group]

Description

Displays information about a specified VLAN interface.

Parameter	Description
	VLAN interface number.
access-group	Session ACL configured on this interface.

The following example displays information about VLAN 20:

(host) [mynode] #show interface vlan 20

VLAN20 is up line protocol is up

Hardware is CPU Interface, Interface address is 00:0C:29:3C:F7:D3 (bia 00:0C:29:3C:F7:D3)

Description: 802.1Q VLAN

IPv6 is enabled, link-local address is fe80::c:2900:143c:f7d3

Global unicast address(es):

2017::1, subnet is 2017::/64

IPv6 Router Advertisements are disabled

Routing interface is enable, Forwarding mode is enable

Directed broadcast is disabled, BCMC Optimization disabled ProxyARP disabled Suppress ARP enable

Encapsulation 802, loopback not set

MTU 1500 bytes

Last clearing of "show interface" counters 1 day 2 hr 55 min 37 sec

link status last changed 1 day 0 hr 37 min 24 sec

Proxy Arp is disabled for the Interface

IPv6 Helper Addresses Configured on this Interface:

2001:200::1

DHCPv6 relay option is configured on this interface

The output of this command includes the following parameters:

Parameter	Description
VLAN1 is...	Status of the specified VLAN.
Line protocol is...	Displays the status of the line protocol on the specified port.
Hardware is...	Describes the hardware interface type.
接口地址是……	Displays the MAC address of the hardware interface.
Description	Description of the specified VLAN.
Internet address is...	IP address and subnet mask of the specified VLAN.
IPv6 Router Advertisements...	Status of IPv6 RA.
Routing interface is...	Status of the routing interface.
Forwarding mode is...	Status of the forwarding mode.
Directed broadcast is...	Displays whether or not directed broadcast is enabled.
BCMC Optimization...	Status of broadcast-multicast optimization.
ProxyARP...	Status of proxy ARP. Proxy ARP is a technique by which a device on a given network answers the ARP queries for a network address that is not on that network.
Supress ARP...	Status of suppressed ARP. If enabled, themanaged deviceprevents flooding of ARP broadcasts on all the untrusted interfaces.
Encapsulation	Encapsulation type.
Loopback...	Loopback status.
MTU	MTU size of the specified port in bytes.
Last clearing of “show interface counters”	Time since显示界面的计谋nterswas cleared.
link status last changed	Time since link status last changed.
Proxy ARP is...	Status of proxy ARP on the specified interface.
IPv6 Helper Addresses...	Helper address configured for a vlan.

Command	Description
interface mgmt	This command configures the out-of-band Ethernet management port oncontroller.
interface range	This command configures a range of GigabitEthernet interfaces on themanaged device.
interface tunnel	This command configures a Layer-2 or Layer-3 GRE tunnel between amanaged deviceand another GRE-capable device.
interface vlan	This command configures a VLAN interface.
interface vlan ip igmp	This command enables IGMP or IGMP snooping on this interface, or configures a VLAN interface for uninterrupted streaming of multicast traffic.

Release	Modification
ArubaOS8.2.0.0	TheIPv6helper-addresswas displayed in the output.
ArubaOS8.0.0.0	Command introduced.

Platforms	License	Command Mode
All platforms	Base operating system.	Enable or Config mode onMobility Conductor.