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DES-7200 Configuration Guide Chapter 6 BGP
Configuration
6-43
DES-7200(config-router-af)#
redistribute ospf 1
Introduce the routing information of remote
VPN as advertised by PE. Here we
assume that MCE and PE exchange
routing information through OSPF
protocol.
DES-7200(config- router-af))#
end
Return to privileged mode.
DES-7200 # show
running-config
Verify the configurations.
DES-7200 # write
(Optional) Save configurations.
BGP protocol shall also be configured on the CE device of VPN site, allowing
VPN site to exchange routing information with MCE device through BGP protocol.
6.25.6 Configuring BGP route exchange between MCE and PE
To use BGP protocol to exchange routing information between MCE and PE, you
need to bind BGP to the corresponding VRF instance on MCE, and configure PE
device as EBGP neighbor, as shown below:
Command Function
DES-7200 # configure terminal
Enter global configuration mode
DES-7200(config)# router bgp
23
Enable BGP protocol and enter BGP
routing mode
DES-7200(config-router)#
address-family ipv4 vrf VRF1
Enter IPv4 address family configuration
mode of VRF1
DES-7200(config-router-af)#
neighbor 172.16.25.157
remote-as 65532
Configure EBGP neighbor and study the
routing information advertised by PE
through BGP.
DES-7200(config-router-af)#
redistribute ospf 1
Introduce the routing information of local
VPN. Here we assume that MCE and local
VPN site exchange routing information
through OSPF protocol.
DES-7200(config- router-af))#
end
Return to privileged mode.
DES-7200 # show
running-config
Verify the configurations.
DES-7200 # write
(Optional) Save configurations.
BGP protocol shall also be configured on the PE device, and MCE shall be
configured as EBGP neighbor, allowing PE to exchange routing information with