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Command Manual - Port

Quidway S2000 Series Ethernet Switches Chapter 1 Ethernet Port Configuration Commands

1-10

1.1.12 loopback-detection control enable

Syntax

loopback-detection control enable

undo loopback-detection control enable

View

System view/Ethernet port view

Parameter

none

Description

Using the command, you can enable loopback detection controlled function on Trunk

and Hybrid port, that is, when the system finds out that ports on a certain VLAN on

Trunk or Hybrid port is looped back, it then makes the Trunk and Hybrid port operate

under control, meantime, deletes the port corresponding MAC address entry. Using

the undo loopback-detection control enable command, you can disable this

function, that is, when the system finds out that port on a certain VLAN on Trunk or

Hybrid port is looped back, it only reports the Trap information. The Trunk or Hybrid

port is still operates in the normal state.

By default, loopback detection controlled function on Trunk or Hybrid port is enabled.

Note that, this command has no effect on Access ports.

Example

# Enable the port loopback detection controlled function.

[Quidway] loopback-detection control enable

1.1.13 loopback-detection enable

Syntax

loopback-detection enable

undo loopback-detection enable

View

System view/Ethernet port view

Parameter

none

Huawei Quidway S2000 Series User Manual

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