Hi Paul:
Is This issue belong to the internal implementation of SIP production?
Beacuse I think there are many similar issues in the development of SIP
production.
Thanks and Regards
Burce Qi
----- Original Message -----
From: "Paul Kyzivat" <[EMAIL PROTECTED]>
To: "Arunachalam Venkatraman (arunvenk)" <[EMAIL PROTECTED]>
Cc: <[email protected]>; "yan" <[EMAIL PROTECTED]>
Sent: Friday, June 22, 2007 7:48 AM
Subject: Re: [Sip] Could a UA issue a new NOTIFY before the previous NOTIFY
transaction has completed?
>
>
> 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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>>
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>>
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>>
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>
>
> _______________________________________________
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> This list is for NEW development of the core SIP Protocol
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_______________________________________________
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