The MPLS over GRE include gives a system to burrowing Multiprotocol Label Switching (MPLS) parcels over a non-MPLS arrange. This component uses MPLS over nonexclusive steering epitome (MPLSoGRE) to embody MPLS bundles inside IP burrows. The epitome of MPLS parcels inside IP burrows makes a virtual point-to-point connect crosswise over non-MPLS systems.

Essentials for MPLS VPN L3VPN over GRE

Guarantee that your Multiprotocol Label Switching (MPLS) virtual private system (VPN) is designed and working appropriately.

For PE-to-PE burrowing, design burrows with a similar source address on the off chance that you are running a discharge sooner than Cisco IOS Release 15.2(1)S.

For PE-to-PE burrowing, arrange burrows with a similar goal address.

Guarantee that the accompanying directing conventions are arranged and working legitimately:

Name Distribution Protocol (LDP)— for MPLS name dissemination.

Multiprotocol Border Gateway Protocol (MP-BGP)— for VPN course and name appropriation.

Before designing a GRE burrow, arrange a loopback interface (that is not appended to a VRF) with an IP address so the inside made passage interface is empowered for IPv4 sending by unnumbering itself to this sham loopback interface. You don't have to design a loopback interface if the framework has no less than one interface that is not connected to VRF and that is arranged with an IPv4 address.

Limitations for MPLS VPN 3VPN over GRE

The MPLS VPN L3VPN over GRE include does not bolster the accompanying:

Nature of administration (QoS) benefit arrangements that are designed on the passage interface; they are bolstered on the physical or subinterface.

GRE alternatives: sequencing, checksum, and source course.

IPv6 non specific directing epitome (GRE).

Propelled elements, for example, Carrier Supporting Carrier (CSC).

Please find the file attached below which has details for Configuration Examples for Configuring MPLS over GRE including MPLS Configuration with PE-to-PE GRE Tunnel

Examples for Configuring MPLS over GRE including MPLS Configuration with PE-to-PE GRE Tunnel

Attached Files

Examples for Configuring MPLS over GRE including MPLS Configuration with PE-to-PE GRE Tunnel.pdf (629.0 KB, 200 views)