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evverx/unknown-ra-option.md

Created January 25, 2024 16:59
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unknown-ra-option.md 
>>> tdecode(Ether()/IPv6()/ICMPv6ND_RA()/ICMPv6NDOptSrcLLAddr()/ICMPv6NDOptUnknown(data='watwatwat')/ICMPv6NDOptCaptivePortal())
...
    ICMPv6 Option (Source link-layer address : 00:00:00:00:00:00)
        Type: Source link-layer address (1)
        Length: 1 (8 bytes)
        Link-layer address: 00:00:00_00:00:00 (00:00:00:00:00:00)
    ICMPv6 Option (Unknown 0)
        Type: Unknown (0)
        Length: 2 (16 bytes)
        [Expert Info (Note/Undecoded): Dissector for ICMPv6 Option (0) code not implemented, Contact Wireshark developers if you want this supported]
            [Dissector for ICMPv6 Option (0) code not implemented, Contact Wireshark developers if you want this supported]
            [Severity level: Note]
            [Group: Undecoded]
        Data: 7761747761747761740000000000
    ICMPv6 Option (DHCP Captive-Portal)
        Type: DHCP Captive-Portal (37)
        Length: 1 (8 bytes)
        Captive Portal:
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