IP (tos 0xc0, ttl 1, id 15579, offset 0, flags [none], proto: UDP (17), length: 70) 10.1.1.3.646 > 224.0.0.2.646: LDP, Label-Space-ID: 10.1.0.2:0, pdu-length: 38 Hello Message (0x0100), length: 28, Message ID: 0x00011970, Flags: [ignore if unknown] Common Hello Parameters TLV (0x0400), length: 4, Flags: [ignore and don't forward if unknown] Hold Time: 15s, Flags: [Link Hello] IPv4 Transport Address TLV (0x0401), length: 4, Flags: [ignore and don't forward if unknown] IPv4 Transport Address: 10.1.0.2 Configuration Sequence Number TLV (0x0402), length: 4, Flags: [ignore and don't forward if unknown] Sequence Number: 1