1 /* 2 No. Time Source Destination Protocol Length Info 3 18 4.207289000 192.168.0.1 192.168.0.105 DNS 120 Yes Standard query response 0x0002 SOA ns1.google.com 4 5 Frame 18: 120 bytes on wire (960 bits), 120 bytes captured (960 bits) 6 Ethernet II, Src: TendaTec_60:4b:46 (c8:3a:35:60:4b:46), Dst: Dell_33:c1:bd (18:03:73:33:c1:bd) 7 Internet Protocol Version 4, Src: 192.168.0.1 (192.168.0.1), Dst: 192.168.0.105 (192.168.0.105) 8 User Datagram Protocol, Src Port: domain (53), Dst Port: 55808 (55808) 9 Domain Name System (response) 10 Request In: 17 11 Time: 0.081002000 seconds 12 Transaction ID: 0x0002 13 Flags: 0x8180 (Standard query response, No error) 14 Questions: 1 15 Answer RRs: 1 16 Authority RRs: 0 17 Additional RRs: 0 18 Queries 19 google.com: type SOA, class IN 20 Answers 21 google.com: type SOA, class IN, mname ns1.google.com 22 Name: google.com 23 Type: SOA (Start of zone of authority) 24 Class: IN (0x0001) 25 Time to live: 11 hours, 56 minutes, 51 seconds 26 Data length: 38 27 Primary name server: ns1.google.com 28 Responsible authority's mailbox: dns-admin.google.com 29 Serial number: 2012090400 30 Refresh interval: 2 hours 31 Retry interval: 30 minutes 32 Expiration limit: 14 days 33 Minimum TTL: 5 minutes 34 */ 35 36 char response_soa_google_com_pkt[120] = { 37 0x18, 0x03, 0x73, 0x33, 0xc1, 0xbd, 0xc8, 0x3a, 38 0x35, 0x60, 0x4b, 0x46, 0x08, 0x00, 0x45, 0x00, 39 0x00, 0x6a, 0x5c, 0x34, 0x00, 0x00, 0x40, 0x11, 40 0x9c, 0x94, 0xc0, 0xa8, 0x00, 0x01, 0xc0, 0xa8, 41 0x00, 0x69, 0x00, 0x35, 0xda, 0x00, 0x00, 0x56, 42 0x1b, 0x90, 0x00, 0x02, 0x81, 0x80, 0x00, 0x01, 43 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x06, 0x67, 44 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x03, 0x63, 0x6f, 45 0x6d, 0x00, 0x00, 0x06, 0x00, 0x01, 0xc0, 0x0c, 46 0x00, 0x06, 0x00, 0x01, 0x00, 0x00, 0xa8, 0x03, 47 0x00, 0x26, 0x03, 0x6e, 0x73, 0x31, 0xc0, 0x0c, 48 0x09, 0x64, 0x6e, 0x73, 0x2d, 0x61, 0x64, 0x6d, 49 0x69, 0x6e, 0xc0, 0x0c, 0x77, 0xee, 0x10, 0x20, 50 0x00, 0x00, 0x1c, 0x20, 0x00, 0x00, 0x07, 0x08, 51 0x00, 0x12, 0x75, 0x00, 0x00, 0x00, 0x01, 0x2c 52 }; 53 54 int response_soa_google_com_pkt_size = sizeof(response_soa_google_com_pkt);