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Traffic Routed by Separate NAT Device: Configuration Summarized by Router

Interfaces



interfaces {


t3-0/2/0 {
dce;
encapsulation frame-relay;


unit 0 {
description "to CE1 VPN interface";
dlci 10;


family inet {
address 192.168.197.13/30;
}


}


}




at-1/3/1 {


atm-options {
vpi 1 maximum-vcs 255;
}




unit 0 {
description "to NAT VPN interface";
vci 1.100;


family inet {


address 10.23.0.2/32 {
destination 10.23.0.1;
}


}


}




unit 1 {
description "to NAT public interface";
vci 1.101;


family inet {


address 10.23.0.6/32 {
destination 10.23.0.5;
}


}


}


}


}

Routing Options



routing-options {


static {
route 10.12.1.0/24 next-hop 10.23.0.5;
}


}

Routing Protocols



protocols {


mpls {
interface t3-0/2/0.0;
interface at-1/3/1.0;
}




bgp {


group pe-pe {
type internal;
local-address 10.255.14.171;


family inet {
any;
}




family inet-vpn {
any;
}


export [ fix-nh redist-static ];
neighbor 10.255.14.177;
neighbor 10.255.14.173;
}


}




isis {
level 1 disable;
interface so-0/0/0.0;
interface lo0.0;
}




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


}

Routing Instance



routing-instances {


vpna {
instance-type vrf;
interface t3-0/2/0.0;
interface at-1/3/1.0;
route-distinguisher 10.255.14.171:100;
vrf-import vpna-import;
vrf-export vpna-export;


routing-options {


static {
route 0.0.0.0/0 next-hop 10.23.0.1;
}


}




protocols {


bgp {


group to-CE1 {
peer-as 63001;
neighbor 192.168.197.14;
}


}


}


}


}

Policy Options



policy-options {


policy-statement fix-nh {


then {
next-hop self;
}


}




policy-statement redist-static {


term a {


from {
protocol static;
route-filter 10.12.1.0/24 exact;
}


then accept;
}




term b {
from protocol bgp;
then accept;
}




term c {
then accept;
}


}




policy-statement vpna-import {


term a {


from {
protocol bgp;
community vpna-comm;
}


then accept;
}




term b {
then reject;
}


}




policy-statement vpna-export {


term a {
from protocol bgp;


then {
community add vpna-comm;
accept;
}


}




term b {
then reject;
}


}


community vpna-comm members target:63000:100;
}

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