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S12700 V200R010C00 Configuration Guide - Ethernet Switching

This document describes the configuration of Ethernet services, including configuring link aggregation, VLANs, Voice VLAN, VLAN mapping, QinQ, GVRP, MAC table, STP/RSTP/MSTP, SEP, and so on.
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(Optional) Configuring ERPS Protection Switching

(Optional) Configuring ERPS Protection Switching


To ensure that ERPS rings function normally when a node or link fails, configure revertive/non-revertive switching, port blocking mode, and timers.


  1. Run:


    The system view is displayed.

  2. Run:

    erps ring ring-id

    The ERPS ring view is displayed.

  3. Run:

    revertive { enable | disable }

    The protection switching mode is specified.

    By default, ERPS rings use revertive switching.

  4. Run:


    Return to the system view.

  5. Run:

    interface interface-type interface-number

    The interface view is displayed.

  6. Run:

    erps ring ring-id protect-switch { force | manual }

    A port blocking mode is specified.

    The ERPS ring specified by ring ring-id must be the one to which the port belongs.

    To delete the specified port blocking mode, run the clear command in the ERPS ring view.

  7. Run:


    Return to the system view.

Updated: 2019-08-21

Document ID: EDOC1000142081

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