Soliman, Hesham wrote: > Hi All, > > > I have question in regard to the field "header len" of the > Mobility header (RFC 3775 [31]). > Is That field indicates the length of the mobility header in > *8-bits Unit (1 octet Unit)*, excluding *the first 8 bits (first > octet)*, or is that really indicates the length of the mobility > header in *8-octets (8*8 bits) Unit*, excluding *the first 8 > octets (8*8 bits)* _as it is currently written in the RFC_ ? > > => It's the length in 8-octet units. > > As Hesham already responded, it is indeed counted in units of 8 octets and the first 8 octets are not included in the length. That is, if your message is 16 bytes long you would place value 1 in the Length field. For further questions, the mip6 list is probably a better place: http://www1.ietf.org/mailman/listinfo/mip6 --Jari _______________________________________________ Ietf@xxxxxxxx https://www1.ietf.org/mailman/listinfo/ietf