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Configuration Guide - IP Unicast Routing

S7700 and S9700 V200R011C10

This document describes IP Unicast Routing configurations supported by the switch, including the principle and configuration procedures of IP Routing Overview, Static Route, RIP, RIPng, OSPF, OSPFv3, IS-IS(IPv4), IS-IS(IPv6), BGP, Routing Policy ,and PBR, and provides configuration examples.

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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.


  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>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: 2019-10-18

Document ID: EDOC1000178324

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