Multiprotocol Label Switching (MPLS) 299 LDP options x.x.x.x Label Switch Router (LSR) id ipv4 LSR ipv4 id LDP Id of neighbor ipv4 neighbor IPv4 id Peer password Discovery parameters ipv4 Discovery parameters Hello holdtime 1-65535 Time in seconds Hello interval 1-65535 Time in seconds Transport ipv4 address ipv4 IPv4 bind as transport Transport ipv6 address ipv6 IPv6 bind as transport Listen interface for LDP