101:01:01:01:01:01 > 02:02:02:02:02:02, ethertype MPLS unicast (0x8847), length 130: MPLS (label 16006, exp 0, [S], ttl 255) 2 (tos 0x0, ttl 1, id 32770, offset 0, flags [DF, rsvd], proto UDP (17), length 112, options (RA), bad cksum a4cc (->a4cb)!) 3 192.168.0.1.3503 > 127.0.0.1.3503: [bad udp cksum 0x8397 -> 0x3f6d!] 4 LSP-PINGv1, msg-type: MPLS Echo Request (1), length: 80 5 reply-mode: Reply via an IPv4/IPv6 UDP packet (2) 6 Return Code: unknown (65) 7 Return Subcode: (0) 8 Sender Handle: 0x00000023, Sequence: 1 9 Sender Timestamp: Receiver Timestamp: no timestamp 10 Target FEC Stack TLV (1), length: 24 11 Unknown subTLV (17), length: 20 12 0x0000: 0000 0001 0000 0001 c0a8 0001 c0a8 0001 13 0x0010: 0000 2712 14 0x0000: 0011 0014 0000 0001 0000 0001 c0a8 0001 15 0x0010: c0a8 0001 0000 2712 16 Unknown TLV (268), length: 4 17 0x0000: 0008 00c8 18 Unknown TLV (523), length: 8 19 0x0000: 0003 0004 c0a8 0104 20