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    Example: Configuring Nonstop Active Routing

    The following example enables graceful Routing Engine switchover, nonstop active routing, and nonstop active routing trace options for BGP, IS-IS, and OSPF.

    [edit]
    system commit {synchronize;}
    chassis {redundancy {graceful-switchover; # This enables graceful Routing Engine switchover on
    # the routing platform.
    }
    }
    interfaces {so-0/0/0 {unit 0 {family inet {address 10.0.1.1/30;}family iso;}}so-0/0/1 {unit 0 {family inet {address 10.1.1.1/30;}family iso;}}so-0/0/2 {unit 0 {family inet {address 10.2.1.1/30;}family iso;}}so-0/0/3 {unit 0 {family inet {address 10.3.1.1/30;}family iso;}}lo0 {unit 0 {family inet {address 192.168.2.1/32;}family iso {address 49.0004.1921.6800.2001.00;}}}}
    routing-options {nonstop-routing; # This enables nonstop active routing on the routing platform.router-id 192.168.2.1;autonomous-system 65432;}
    protocols {bgp {traceoptions {flag nsr-synchronization detail; # This logs nonstop active routing
    # events for BGP.
    }
    advertise-from-main-vpn-tables;local-address 192.168.2.1;group external-group {type external;export BGP_export;neighbor 192.168.1.1 {family inet {unicast;}peer-as 65103;}}group internal-group {type internal;neighbor 192.168.10.1;neighbor 192.168.11.1;neighbor 192.168.12.1;}}
    isis {traceoptions {flag nsr-synchronization detail; # This logs nonstop active routing events
    # for IS-IS.
    }
    interface all;interface fxp0.0 {disable;}interface lo0.0 {passive;}}
    ospf {traceoptions {flag nsr-synchronization detail; # This logs nonstop active routing events
    # for OSPF.
    }
    area 0.0.0.0 {interface all;interface fxp0.0 {disable;}interface lo0.0 {passive;}}}
    }
    policy-options {policy-statement BGP_export {term direct {from {protocol direct;}then accept;}term final {then reject;}}}

    Modified: 2014-09-25