1: ICMP ECHO Response

This is an ICMP ECHO response (reply) message generated in response to an earlier ICMP ECHO request message sent by the ping program.

Hexadecimal Dump of the Packet

           0: 0800 2086 354b 00e0 f726 3fe9 0800 4500    .. .5K..÷&?...E.
          16: 0054 aafb 4000 fc01 fa30 8b85 e902 8b85    .T.û@.ü.ú0......
          32: d96e 0000 45da 1e60 0000 335e 3ab8 0000    .n..E..`..3^:...
          48: 42ac 0809 0a0b 0c0d 0e0f 1011 1213 1415    B...............
          64: 1617 1819 1a1b 1c1d 1e1f 2021 2223 2425    .......... !"#$%
          80: 2627 2829 2a2b 2c2d 2e2f 3031 3233 3435    &'()*+,-./012345
          96: 3637                                       67

---

Decode of the Packet

ETHER:  ----- Ether Header -----
ETHER:
ETHER:  Packet 2 arrived at 17:37:12.02
ETHER:  Packet size = 98 bytes
ETHER:  Destination = 8:0:20:86:35:4b, Sun
ETHER:  Source      = 0:e0:f7:26:3f:e9, CISCO Router
ETHER:  Ethertype = 0800 (IP)
ETHER:
IP:   ----- IP Header -----
IP:
IP:   Version = 4
IP:   Header length = 20 bytes
IP:   Type of service = 0x00 (normal)
IP:   Total length = 84 bytes
IP:   Identification = 43771
IP:   Flags = 0x4
IP:         .1.. .... = do not fragment
IP:         ..0. .... = last fragment
IP:   Fragment offset = 0 bytes
IP:   Time to live = 252 seconds/hops
IP:   Protocol = 1 (ICMP)
IP:   Header checksum = fa30
IP:   Source address = 139.133.233.2, server.abdn.ac.uk
IP:   Destination address = 139.133.217.110, client
IP:   No options
IP:
ICMP:  ----- ICMP Header -----
ICMP:
ICMP:  Type = 0 (Echo reply)
ICMP:  Code = 0
ICMP:  Checksum = 45da
ICMP:  Payload Data

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