Query regarding update reason

Alan DeKok aland at deployingradius.com
Thu May 13 14:21:58 CEST 2010

Vijay Badola wrote:
> I have a query regarding Update-Reason field in PPAQ attribute of
> Access-Request for prepaid case.
> According to WiMax specification the size of this AVP is 4
> byte(including tag and length).

  *Which* WiMAX specification?

  The geniuses involved in WiMAX *changed* the definition of multiple
attributes when they updated the specifications.

> And according to dictionary.wimax supplied by freeradius size of
> Update-Reason field is 4 byte means total size of AVP is 6 byte.

  We're compatible with the specification we quote at the top of

> Can we change the size of Update-Reason field to 2 byte in
> dictionary.wimax to make over all AVP size 4 byte, to decode this AVP at
> server properly (when incoming Access-Request has 4 byte for
> update-reason AVP)? Or What is other way to achieve it?

  The dictionaries are text for a reason: you can edit them.

> Please correct me if my understading is wrong?

  WiMAX is completely wrong.  The specs are ridiculously complicated.

  Alan DeKok.

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