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CLI-based Configuration Guide - IP Unicast Routing

AR100, AR120, AR150, AR160, AR200, AR1200, AR2200, AR3200, and AR3600 V200R009

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Configuring an Extended Community Filter

Configuring an Extended Community Filter


You can use an extended community filter when using the route target (RT) attribute to filter routes in a VPN scenario.


  1. Run system-view

    The system view is displayed.

  2. Run ip extcommunity-filter { basic-extcomm-filter-num | basic basic-extcomm-filter-name } { deny | permit } { rt { as-number:nn | 4as-number:nn | ipv4-address:nn } } &<1-16> or ip extcommunity-filter { advanced-extcomm-filter-num | advanced advanced-extcomm-filter-name } { deny | permit } regular-expression

    An extended community filter is configured.

Verifying the Configuration

Run the display ip extcommunity-filter [ basic-extcomm-filter-num | advanced-extcomm-filter-num | extcomm-filter-name ] command to check information about a configured extended community filter.

Updated: 2019-12-27

Document ID: EDOC1000174069

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