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Router D (Hub PE Router)

Routing Instance for Distributing Spoke Routes to Hub CE



routing-instance {


Spokes-to-Hub-CE {
instance-type vrf;
interface ge-0/0/0.0;
route-distinguisher 10.255.1.174:65535;
vrf-import spoke;
vrf-export null;
}


}

Instance Routing Protocol



protocols {


ospf {
export redistribute-vpn;


area 0.0.0.0 {
interface ge-0/0/0;
}


}


}

Routing Instance for Distributing Hub CE Routes to Spokes



Hub-CE-to-Spokes {
instance-type vrf;
interface ge-0/0/1.0;
route-distinguisher 10.255.1.174:65535;
vrf-import null;
vrf-export hub;
}

Routing Instance Routing Protocols



protocols {


ospf { 
export redistribute-vpn;


area 0.0.0.0 {
interface ge-0/0/1.0;
}


}


}

Routing Options (Master Instance)



routing-options {
autonomous-system 1 loops 1;
}

Protocols (Master Instance)



protocols {
}

Enable LDP



ldp {
interface so-1/0/0.0;
interface t3-1/1/0.0;
}

Configure IBGP



bgp {


group Hub-to-Spokes {
type internal;
local-address 10.255.14.174;


family inet-vpn {
unicast;
}


neighbor 10.255.14.180; 
neighbor 10.255.14.182; 
}


}

Configure VPN Policy



policy-options {


policy-statement spoke {


term a {


from {
protocol bgp;
community spoke;
}


then accept;
}




term b {
then reject;
}


}




policy-statement hub {


term a {
from protocol ospf;


then {
community add hub;
accept;
}


}




term b {
then reject;
}


}




policy-statement null {
then reject;
}




policy-statement redistribute-vpn {


term a {
from protocol bgp; 
then accept;
}




term b {
then reject;
}


}


community hub members target:65535:1;
community spoke members target:65535:2;
}

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