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Communication Between VRF Global Routing Table

This file explains a simple and also different strategy in order to accomplish course leaking without the use of Next-hop. Path dripping between Global Routing Table (GRT) as well as Virtual Routing and also Forwarding (VRF) table is peaceful very easy with making use of fixed paths.

You either supply the next-hop IP address (for multi-access sector) or point the path out of a user interface (point-to-point interface). Nevertheless, in the lack of a next-hop IP address on a multi-access segment, route dripping comes to be tricky as you could not utilize static course wood router for wood cutting.

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Prerequisites

Demands: Cisco recommends that you know these subjects:

Basic IP transmitting: Open Shortest Course First (OSPF) routing procedure ideas and also terms.

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Components Made use of: This file is not limited to details software as well as equipment variations. The info in this document was created from the devices in a details laboratory atmosphere. All of the devices utilized in this record began with a gotten rid of (default) arrangement. Make certain that you recognize the potential influence of any type of command if your network is live.

Configure

BGP Assistance for IP Prefix Import: International IPv4 unicast or multicast prefixes are specified as suit standards for the import route map with the common Cisco filtering system mechanisms like an IP access-list or an IP prefix-list.

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The IP prefixes that are specified for import are then processed through a match condition in a path map. IP prefixes that travel through the path map are imported right into the VRF.This method needs to utilize Border Portal Protocol (BGP) with VRF lite, which may not be feasible in all situations.

Illustration for article titled Communication Between VRF Global Routing Tableem/em

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