年代how interface

Syntax

年代how interface [|] [brief | physical | extended [non-zero]]
年代how interface [lag | loopback | tunnel | vlan ] [] [brief | physical]
年代how interface [lag | loopback | tunnel | vlan ] [] [extended | non-zero]

Description

Displays active configurations and operational status information for interfaces.

Command context

config

Parameters

Specifies a interface name.

Specifies the port identifier range.

brief

在表格格式显示简短的信息。

extended

Displays the physical connection info in tabular format.

non-zero

Displays only non zero statistics.

LAG

Displays LAG interface information

LOOPBACK

Displays loopback interface information.

TUNNEL

Displays tunnel interface information.

VLAN

Displays VLAN interface information.

Specifies the LAG number. Range: 1-256

Specifies the LOOPBACK number. Range: 0-255

Specifies the tunnel ID. Range: 1-255

< vlan id >

Specifies the VLAN ID. Range: 1-4094

VXLAN

Displays the VXLAN interface information.

Specifies the VXLAN interface identifier. Default: 1

Authority

Operators or Administrators or local user group members with execution rights for this command. Operators can execute this command from the operator context (>) only.

Examples

Showing interfaces configured for L2 forwarding:

年代witch(config-if)#年代how interfaceInterface 1/1/1 is down (Administratively down) Admin state is down State information: Administratively down Link transitions: 2 Description: Backup data center link Hardware: Ethernet, MAC Address: 70:72:cf:fd:e7:b4 MTU 9198 Type SFP-SX Full-duplex qos trust none Speed 0 Mb/s Auto-negotiation is on Flow-control: off Error-control: off VLAN Mode: access Access VLAN: 1 Rx 1386055 total packets 586397526 total bytes 1374287 unicast packets 11764 multicast packets 4 broadcast packets 0 errors 0 dropped 0 CRC/FCS Tx 2475612 total packets 1003506711 total bytes 2311806 unicast packets 100369 multicast packets 63437 broadcast packets 0 errors 2462773 dropped 0 collision Interface 1/2/1 is down (Administratively down) Admin state is down State information: Administratively down Link transitions: 0 Description: Hardware: Ethernet, MAC Address: 70:72:cf:fd:e7:b4 MTU 9198 Type QSFP+SR4 Full-duplex qos trust none Speed 0 Mb/s Auto-negotiation is off Flow-control: off Error-control: off VLAN Mode: access Access VLAN: 1 Rx 0 total packets 0 total bytes 0 unicast packets 0 multicast packets 0 broadcast packets 0 errors 0 dropped 0 CRC/FCS Tx 0 total packets 0 total bytes 0 unicast packets 0 multicast packets 0 broadcast packets 0 errors 0 dropped 0 collision

When the interface is currently linked at a downshifted speed:

年代witch(config-if)#年代how interface 1/1/1Interface 1/1/1 is up ... Auto-negotiation is on with downshift active