RFC 4890:Recommendations for Filtering ICMPv6 Mess...
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IANA


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... Error messages not currently defined by IANA: o Unallocated Error messages (Types 5-99 inclusive and 102-126 ...
... All informational messages with types not explicitly assigned by IANA, currently: o Unallocated Informational messages (Types 154-199 inclusive and ...
... review the set of messages affected in case new message types are assigned by IANA. ...
... Error messages not currently defined by IANA: o Unallocated Error messages ...
... All informational messages with types not explicitly assigned by IANA, currently: o Types 154-199 inclusive and 202-254 inclusive. ...


... Kempf, J., "Instructions for Seamoby and Experimental Mobility Protocol IANA Allocations", RFC 4065exp, July 2005. ...


... A large number of ICMPv6 Type values are currently unused. These values have not had a specific function registered with IANA. This section describes how to treat messages that attempt to use these Type values ...



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