Arunachalam Venkatraman (arunvenk) wrote:
> However, if you are using UDP and if the data in the second NOTIFY is 
> additive to and not replacing the prior NOTIFY, you may run into the 
> issue of out-of-sequence delivery.

This can be a problem even when using TCP if there are proxies in the
path. There is no requirement for proxies to deliver messages in the
order they receive them.

        Paul

> ------------------------------------------------------------------------
> 
> *From:* Robert Sparks [mailto:[EMAIL PROTECTED]
> *Sent:* Wednesday, June 20, 2007 12:18 PM
> *To:* yan
> *Cc:* [email protected]
> *Subject:* Re: [Sip] Could a UA issue a new NOTIFY before the previous 
> NOTIFYtransaction has completed?
> 
>  
> 
> Generally speaking, yes.
> 
>  
> 
> An individual event package may restrict that behavior though.
> 
>  
> 
> RjS
> 
>  
> 
> On Jun 15, 2007, at 12:16 PM, yan wrote:
> 
> 
> 
> hi:
> 
>   Could anyone answer me the question:
> 
> Can a UA issue a new NOTIFY before the previous NOTIFY transaction has 
> completed?
> 
>  thx
> 
>  
> 
> yan
> 
>  
> 
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