IPv6 : the next header

The IPv6 header, shown in the IPv6 chapter of Computer Networking: Principles, Protocols and Practice contains a Next Header field that usually indicates the protocol used for the packet payload.


Next Header for a packet carrying an ICMPv6 message

Can you infer the Next Header field of this packet knowing that it contains an ICMPv6 message ?

# Length Resumé Status
0 44 bytes <IPv6: >  

0000  6006f5360010??3d  200106a830810001  
0010  0000000000000002  200106a8308f0002  
0020  48e995ae3a92922d  81007b5d          

0000  `.õ6..?= ..¨0...
0010  ........ ..¨0...
0020  Hé.®:..-..{]    
  • IPv6:
    • Version: 6
    • Traffic Class UB: 0
    • Traffic Class LB: 0
    • Flow Label UB: 6
    • Flow Label LB: 62774
    • Payload Length: 16
    • Next Header:
    • Hop Limit: 61
    • Source Address: 2001:6a8:3081:1::2
    • Destination Address: 2001:6a8:308f:2:48e9:95ae:3a92:922d
    • Payload: bytearray(b'\x81\x00{]')

Information

Author(s) Olivier Bonaventure
Deadline No deadline
Submission limit No limitation
Category Tags IPv6

Sign in