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Configuration Guide - VPN 01

NE05E and NE08E V300R003C10SPC500

This is NE05E and NE08E V300R003C10SPC500 Configuration Guide - VPN
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(Optional) Enabling L2VPN Loop Detection in Loose Mode

(Optional) Enabling L2VPN Loop Detection in Loose Mode

L2VPN loop detection in loose mode detects whether a loop exists between the AC interfaces of two PEs on a VPLS or VLL network to which a user network is dual homed.


Perform the following steps on each PE.


  1. Run system-view

    The system view is displayed.

  2. Run loop-detection loose enable

    L2VPN loop detection is enabled in loose mode.

  3. (Optional) Run loop-detection identifier

    Device identifier is configured for L2VPN loop detection in loose mode.

  4. Run commit

    The configuration is committed.

  5. (Optional) Run interface { ethernet | gigabitethernet | eth-trunk } interface-number.subinterface-number

    The Ethernet interface view is displayed.


    This interface must be an AC interface bound to a specified VSI.

  6. (Optional) Run loop-detect priority priority

    An interface blocking priority is configured for L2VPN loop detection in loose mode.

Updated: 2019-01-14

Document ID: EDOC1100058925

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