.NODE

Case Study-Hub and Spoke MPLS VPN Network with Sites Using Same AS Numbers

Command Reference

Command

Description

Router(config-router-af)#neighbor ip-address as-override

Configures a PE router to override the AS number of a site with the AS number of a provider.

Router(config-router-af)#neighbor allowas-in number

Configures a PE router to allow readvertisement of all prefixes containing duplicate AS numbers.

Router(config-router)#neighbor peer-group-name peer-group

Creates a BGP or multiprotocol BGP peer group.

Router(config-router)#neighbor {ip-address | peer-group-name} route-map map-name {in | out}

Applies a route-map to incoming or outgoing routes.

Router(config-router-af)#neighbor ip-address route-reflector-client

To configure the router as a BGP RR and configure the specified neighbor as its client, use the neighbor route-reflector-client command in address-family or router configuration mode.

Router(config-router)#neighbor {ip-address | peer-group-name} send-community [both | standard | extended]

Specifies that a community's attribute should be sent to a BGP neighbor.

Router(config-router)#neighbor {ip-address | ipv6-address | peer-group-name} update-source interface-type interface-number

Allows BGP sessions to use any operational interface for TCP connections.

Router(config-router)#no bgp default ipv4-unicast

Disables the IPv4 unicast address-family on all neighbors.

Router(config-router)#bgp rr-group {community-list-number}

Creates a RR group and enables automatic inbound filtering for VPNv4 updates based on the allowed route target extended communities.

Router(config)#ip bgp-community new-format

Displays BGP communities in the format AA:NN.

Router (config)#ip community-list {standard-list-number | expanded-list-number [regular-expression] | {standard | expanded} community-list-name} {permit | deny} {community-number | regular-expression}

Creates a numbered or named community list for BGP and controls access to it.

Router(config)#ip extcommunity-list standard-list-number expanded-list-number {permit | deny} [regular-expression] [rt | soo extended-community-value]

Creates an extended community access-list and controls access to it.

Router(config-map)#set community {community-number [additive] | none}

Sets the BGP communities attribute.

Router(config-map)#set extcommunity {rt extended-community-value [additive] | soo extended-community-value}

Sets BGP extended-community attributes.


MPLS Overview

Basic MPLS Configuration

Basic MPLS VPN Overview and Configuration

PE-CE Routing Protocol-Static and RIP

PE-CE Routing Protocol-OSPF and EIGRP

Implementing BGP in MPLS VPNs

Inter-Provider VPNs

Carrier Supporting Carriers

MPLS Traffic Engineering

Implementing VPNs with Layer 2 Tunneling Protocol Version 3

Any Transport over MPLS (AToM)

Virtual Private LAN Service (VPLS)

Implementing Quality of Service in MPLS Networks

MPLS Features and Case Studies

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MPLS Configuration on Cisco IOS Software
MPLS Configuration on Cisco IOS Software
ISBN: 1587051990
EAN: 2147483647
Year: 2006
Pages: 130
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