Vyatta Network OS Documentation

Learn how to install, configure and operate the Vyatta NOS, which helps drive our virtual networking & physical platforms portfolio.

protocols bgp <asn> peer-group <name> ttl-security hops <hops>

Sets Time to Live (TTL) security hop count for this peer group.

set protocols bgp asn peer-group name ttl-security hops hops
delete protocols bgp asn peer-group name ttl-security hops [ hops ]
show protocols bgp asn peer-group name ttl-security hops

The default for the hop count is 254 for IBGP and 1 for EBGP connections.

asn
The number for the AS in which this router resides. The number ranges from 1 through 4294967295.
name
The peer group name.
hops
The maximum number of hops away from the local peer a peering session connection be accepted. The numbers range from 1 through 254.

Configuration mode


protocols {
    bgp asn {
        peer-group name {
            ttl-security {
                hops hops
           }
        }
    }
}

Use this command to set the Time to Live (TTL) security for the local peer group.

TTL security is incompatible with EBGP Multihops.

Use the set form of this command to specify the hop count.

Use the delete form of this command to return the system to its default.

Use the show form of this command to view the parameter configuration.