[asterisk-dev] IAX hardphone
thedavidfactor at gmail.com
Thu Feb 10 21:44:35 CST 2011
On Thu, Feb 10, 2011 at 8:32 PM, Bill Shaw <b.shaw at comcast.net> wrote:
> <snip />
> Am I misinterpreting something, or is the RFC giving conflicting
> information on sequence numbers?
> In section 7 - Message Transport, near the top of page 39 it says:
> The message includes the outgoing message count and the highest numbered
> incoming message that has been received.
> I would read this to mean the count of outgoing messages you're sending (or
about to send) so incoming is 0 + the one you're sending right now means it
should be 1 which agrees with the below section. Or if you were sending
several messages back to back they would start with incoming + 1, 2, 3....
etc for each outgoing message. If my interpretation is true, the
sentence quoted above could probably stand to be clearer. :-)
> which would be 0 in my case. Then in section 8.1.1 Full Frames 0 ISeqno,
> near the top of page 43 it says:
> The 8-bit ISeqno field is the inbound stream sequence number.
> Upon initialization of a call, its value is 0. It increases
> incrementally as Full Frames are received. At any time, the
> ISeqno of a call represents the next expected inbound stream
> sequence number.
> which would be 1 in my case.
> Thanks again,
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