[SIPForum-discussion] Transactions in basic call hold scenario

[tester voip]

Well transaction means start of the request to receiving the final response.
So Proxy never increases the number of txns.
Incase of b2BUA there are two dialogues on either side of it.
as effectively as two calls.

On Fri, Aug 12, 2011 at 11:30 AM, senthil k <enthirann100 at gmail.com> wrote:

> I dont think so.. i think only B2BUA creates the new transactions in the
> other side ?
>
> Plss some one clarify this
>
>
> On Fri, Aug 12, 2011 at 11:26 AM, senthil k <enthirann100 at gmail.com>wrote:
>
>> U mean to say when there is a proxy the number of transactions is doubled
>> ???
>>
>> so if there are 2 proxies in between then it will be 21 ??
>>
>> can any one clarify me that the proxy being in between the users makes the
>> transaction by two ( ion both the sides ?? )
>>
>>
>> Thanks in advance
>> Enthi
>>
>>
>>
>> On Thu, Aug 11, 2011 at 12:29 AM, Amit Limaye <amitonvoip at yahoo.co.in>wrote:
>>
>>> Hi ALL
>>>
>>> This may not be generalized clarification .I am conidering set up i work
>>> with
>>> which has two end point seperated by a stateful proxy .
>>>
>>> Please refer page 122 RFC 3261* "**17** Transactions "*
>>> So considering the RFC note and considering a proxy in between
>>> There are total 7 transactions in this call flow.
>>>
>>> Invite<-> 200ok1
>>> ACK 1    ------(3261 which says that ACK for 2xx to INVITE request is a
>>> different transaction)
>>> Hold  2           |
>>>                           ----- 7 Transactions
>>> Unhold 2        |
>>> Bye 1      ------
>>>
>>> And if there is proxy in between but a stateful one so Proxy will create
>>> the new transaction for incoming Invite  request
>>> Re-Invite will create the new transaction .
>>>
>>> so that allows me to conclude 7*2 theory if we see the the complete
>>> dialog
>>>
>>>
>>> Amit Limaye
>>>
>>>
>>>
>>>
>>>
>>>
>>>
>>> *From:* tester voip <tester.voip1 at gmail.com>
>>> *To:* Amit Limaye <amitonvoip at yahoo.co.in>
>>> *Cc:* HM Kias <hmkias at gmail.com>; sony deore <sonyvoip24 at gmail.com>; "
>>> discussion at sipforum.org" <discussion at sipforum.org>
>>> *Sent:* Wednesday, 10 August 2011 1:31 AM
>>> *Subject:* Re: [SIPForum-discussion] Transactions in basic call hold
>>> scenario
>>>
>>> Can you pls explain 14 transcations........
>>>
>>> On Tue, Aug 9, 2011 at 11:50 PM, Amit Limaye <amitonvoip at yahoo.co.in>wrote:
>>>
>>> Hello Sony
>>>
>>> There are 14 transaction in call hold/unhold with a proxy involved
>>> between to ends points
>>> If just in case if you do not consider unhold the count is 7 transaction
>>>
>>> Regards
>>> AL
>>>
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