[Serusers] OPTIONS method

Jiri Kuthan jiri at iptel.org
Fri Mar 14 14:05:16 CET 2003

Think of OPTIONS as "INVITE simulation". Some phones use it
(I think Pingtel), though I'm not aware of a big use for it 
in phones now. We use it for trace-route-like functionality
in Sipsak.


At 12:27 PM 3/11/2003, Jan Janak wrote:
>Hello Greg,
>If the OPTIONS request is targeted to the other UA involved in the
>conversation, then the proxy should simply forward the request there and
>the other UA is supposed to send a reply.
>On 10-03 22:04, Greg Fausak wrote:
>> What, if anything, should the SER server do with a
>> OPTIONS method?  
>> I am receiving this method, from a phone, right after the
>> phone makes a conversation.  That is, the final ACK is
>> sent from the phone and a call is in progress when the phone decides
>> to send an OPTIONS message.  I thought OPTIONS was a pre-call
>> sort of thing, not for the current call.
>> Anyway, I thought I could just capture the OPTIONS method and send
>> a 486 busy reply with sl_send_reply().  Didn't work.
>> ---greg
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Jiri Kuthan            http://iptel.org/~jiri/  

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