1*05b00f60SXin Li 1 18:10:20.233776 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto GRE (47), length 54) 2*05b00f60SXin Li 253.120.2.55 > 192.168.1.1: GREv0, Flags [none], length 34 3*05b00f60SXin Li IS-IS, length 30 4*05b00f60SXin Li L1 LSP, hlen: 27, v: 1, pdu-v: 1, sys-id-len: 6 (6), max-area: 7 (7) 5*05b00f60SXin Li lsp-id: ffff.ffff.ffff.ff-ff, seq: 0xffffffff, lifetime: 65535s 6*05b00f60SXin Li chksum: 0xffff (incorrect should be 0x0fe8), PDU length: 65535, Flags: [ L1 IS ] 7*05b00f60SXin Li Instance Identifier TLV #7, length: 0 [|isis] 8*05b00f60SXin Li 2 18:10:20.286769 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto GRE (47), length 54) 9*05b00f60SXin Li 234.176.145.73 > 192.168.1.1: GREv0, Flags [none], length 34 10*05b00f60SXin Li IS-IS, length 30 11*05b00f60SXin Li L1 LSP, hlen: 27, v: 1, pdu-v: 1, sys-id-len: 6 (6), max-area: 7 (7) 12*05b00f60SXin Li lsp-id: ffff.ffff.ffff.ff-ff, seq: 0xffffffff, lifetime: 65535s 13*05b00f60SXin Li chksum: 0xffff (incorrect should be 0x0fe8), PDU length: 65535, Flags: [ L1 IS ] 14*05b00f60SXin Li Instance Identifier TLV #7, length: 0 [|isis] 15*05b00f60SXin Li 3 18:10:20.346738 IP (tos 0x0, ttl 64, id 0, offset 0, flags [DF], proto GRE (47), length 54) 16*05b00f60SXin Li 225.91.211.91 > 192.168.1.1: GREv0, Flags [none], length 34 17*05b00f60SXin Li IS-IS, length 30 18*05b00f60SXin Li L1 LSP, hlen: 27, v: 1, pdu-v: 1, sys-id-len: 6 (6), max-area: 7 (7) 19*05b00f60SXin Li lsp-id: ffff.ffff.ffff.ff-ff, seq: 0xffffffff, lifetime: 65535s 20*05b00f60SXin Li chksum: 0xffff (incorrect should be 0x0fe8), PDU length: 65535, Flags: [ L1 IS ] 21*05b00f60SXin Li Instance Identifier TLV #7, length: 0 [|isis] 22*05b00f60SXin Li 4 18:10:20.406704 IP (tos 0x0, ttl 128, id 0, offset 0, flags [DF], proto GRE (47), length 54) 23*05b00f60SXin Li 160.196.17.46 > 192.168.1.1: GREv0, Flags [none], length 34 24*05b00f60SXin Li IS-IS, length 30 25*05b00f60SXin Li L1 LSP, hlen: 27, v: 1, pdu-v: 1, sys-id-len: 6 (6), max-area: 7 (7) 26*05b00f60SXin Li lsp-id: ffff.ffff.ffff.ff-ff, seq: 0xffffffff, lifetime: 65535s 27*05b00f60SXin Li chksum: 0xffff (incorrect should be 0x0fe8), PDU length: 65535, Flags: [ L1 IS ] 28*05b00f60SXin Li Instance Identifier TLV #7, length: 0 [|isis] 29*05b00f60SXin Li 5 18:10:20.466677 IP (tos 0x0, ttl 128, id 0, offset 0, flags [DF], proto GRE (47), length 54) 30*05b00f60SXin Li 246.181.173.63 > 192.168.1.1: GREv0, Flags [none], length 34 31*05b00f60SXin Li IS-IS, length 30 32*05b00f60SXin Li L1 LSP, hlen: 27, v: 1, pdu-v: 1, sys-id-len: 6 (6), max-area: 7 (7) 33*05b00f60SXin Li lsp-id: ffff.ffff.ffff.ff-ff, seq: 0xffffffff, lifetime: 65535s 34*05b00f60SXin Li chksum: 0xffff (incorrect should be 0x0fe8), PDU length: 65535, Flags: [ L1 IS ] 35*05b00f60SXin Li Instance Identifier TLV #7, length: 0 [|isis] 36