1 1 2022-11-02 21:01:51.417510 IP (tos 0xc0, ttl 1, id 7082, offset 0, flags [DF], proto OSPF (89), length 84) 2 1.0.1.2 > 224.0.0.5: OSPFv2, LS-Ack, length 64 3 Router-ID 2.2.2.2, Area 0.0.0.1, Authentication Type: none (0) 4 Advertising Router 1.1.1.1, seq 0x80000002, age 46s, length 16 5 Router LSA (1), LSA-ID: 1.1.1.1 6 Options: [External, Demand Circuit] 7 Advertising Router 1.1.1.1, seq 0x80000001, age 43s, length 8 8 Summary LSA (3), LSA-ID: 1.0.0.0 9 Options: [External, Demand Circuit] 10