[SIPForum-discussion] SUBSCRIBING PROBLEM

[杨伟]

Hi,

I am not sure why you are will to send a SUBSCRIBE with the from and to of
your own url.

I think if an UAS receive the request, when it does not have the url will
reject it.
This is my opinion.


2008/7/25, mjhorse <mjhorse at qq.com>:
>
> Hi, Here is my opnion:
> 1)The response to SUBSCRIBE is the same as other requests which is
> responded with 200 or 4xx message code. If succeeds, there will be a NOTIFY
> message arriving periodically according to your SUBCRIBE content.
>
> 2)I think there are 2 ways to get information subcribed: the first is
> getting the information in NOTIFY message body, the dateset type of which is
> shown in Content-Type field. The second is after successful subscription,
> establish a out-of-band method which involves other protocol like HTTP to
> acquire these information.
>
>
>
> ------------------
>  by mj
>
>
> ------------------ Original ------------------
>  *From: * "varunjith tk"<varunjithtk22 at gmail.com>;
> *Date: * Thu, Jul 24, 2008 01:59 PM
> *To: * "discussion"<discussion at sipforum.org>;
>  *Subject: * [SIPForum-discussion] SUBSCRIBING PROBLEM
>
>  Hi
> Am new to SIP  and this question may be a very basic one .Pl ease excuse me
> for that. :)
>
> Am facing problem with SUBSCRIBE for PRESENCE.
>
> 1)What will happen if I SUBSCRIBE with "To" ,"From" and "Contact" headers
> with my own sip uri(eg:varun at ims.ap.com <eg%3Avarun at ims.ap.com>)?
> 2)What should I do to get the presence information of all my buddies at a
> time?
>
>
> Can any body help me?
>
> Regards
>
> Varunjith T K
>
>
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>
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