Subject: RE: [Sigtran] SUA: Indication from ASP to SGP for SOR/SOG and TCAP traffic stop

From: [email-masked]
Date: Thu, 30 May 2002 09:37:46 +0300

Hi Francois & Brian,

I would support someone documenting how to solve this for
SUA.  It could be placed in an implementation guide or
an extension.

John

> -----Original Message-----
> From: ext Zannin, Francois [mailto:[email-masked]]
> Sent: 29 May, 2002 10:31
> To: [email-masked]
> Cc: [email-masked]
> Subject: RE: [Sigtran] SUA: Indication from ASP to SGP for SOR/SOG and
> TCAP traffic stop
> 
> 
> 
> Brian and others,
> 
> What about the TCAP close dialog? A solution should be to use 
> the ACTIVE message with a void TID range for the concerned 
> RC. In that case, no new transaction will be initiated 
> through the "exiting" ASP until it decide to send the 
> INACTIVE once all it's dialog are close.
> 
> This behavior of the INACTIVE message on the SG must be 
> specified if we want to have SG/AS that can inter operate for 
> different vendor!
> 
> This consideration should be included in the draft or an 
> implementation guide.
> 
> Francois Z.
> 
> 
> > -----Original Message-----
> > From: Brian F. G. Bidulock [mailto:[email-masked]]
> > Sent: Friday, May 17, 2002 9:16 PM
> > To: Zannin, Francois
> > Cc: [email-masked]
> > Subject: Re: [Sigtran] SUA: Indication from ASP to SGP for 
> SOR/SOG and
> > TCAP traffic stop
> > 
> > 
> > Francois,
> > 
> > IMO the existing text is sufficient.
> > 
> > --brian
> > 
> > Zannin, Francois wrote:                                   
> > (Fri, 17 May 2002 10:56:50)
> > > Brian,
> > > 
> > > You are right about note 1 associated to the DRST. A 
> > reading shows that 
> > > N-COORD indication and confirm means a message from the ASP 
> > to the SG(p), 
> > > can we modify the text that describe the DRST (text coming 
> > from M3UA) 
> > > that may give some doubts about the possibility to send 
> > this message from 
> > > an ASP to a SGP.
> > > 
> > > " 3.4.6 Destination Restricted (DRST) 
> > >  
> > >    The DRST message is optionally sent from the SG to all 
> concerned 
> > >    ASPs  ... "
> > > >>> There is no information saying that the DRST can be 
> > send from the ASP to the SGP.  
> > > 
> > > "   This message is optional for the SG to send and it is 
> > optional for 
> > >    the ASP to act on any information received in the message."
> > > >>> This information may be completed to specify that it is 
> > not optional when the DRST is used to carry the SOR/SOG messages.
> > > 
> > > 
> > > My concern was also about the possibility stop new 
> > transaction for a specific ASP. 
> > > I understand that the right solution should be to use TUA 
> > instead of SUA for TCAP 
> > > but while the TID range is included in the SUA protocol, it 
> > may be a good idea to 
> > > have all the messages needed to handle TCAP transactions.
> > > 
> > > Because the DRST can be used to carry SOR/SOG from the ASP 
> > to the SGP, what else 
> > > can be used to carry this "TCAP" needed message from the 
> > ASP to the SGP?
> > > 
> > > Francois.
> > > 
> > > 
> > > > -----Original Message-----
> > > > From: Brian F. G. Bidulock [mailto:[email-masked]]
> > > > Sent: Wednesday, May 15, 2002 8:35 PM
> > > > To: Zannin, Francois
> > > > Cc: [email-masked]
> > > > Subject: Re: [Sigtran] SUA: Indication from ASP to SGP 
> > for SOR/SOG and
> > > > TCAP traffic stop
> > > > 
> > > > 
> > > > Francois,
> > > > 
> > > > If you read Note 1 under the DRST message you will see that
> > > > the message is for both the SG to AS direction and the AS
> > > > to SG direction for N-COORD.  This is all four: requestion
> > > > indication, response and confirmation.  There is nothing
> > > > missing.
> > > > 
> > > > --brian
> > > > 
> > > > Zannin, Francois wrote:                                   
> > > > (Wed, 15 May 2002 11:07:55)
> > > > > Hi,
> > > > > 
> > > > > In the SUA draft, top-level application or management 
> > > > > application can be synchronized through N_COORD primitives 
> > > > > in a SSNM DRST message.
> > > > > 
> > > > > This message exists only from the SG (p) to the AS (p). 
> > > > > When the application (or the AS management) receive an 
> > > > > N-COORD request and need to respond by a N_COORD response, 
> > > > > which message from the ASP to the SGP must be used to carry 
> > > > > this information?
> > > > > 
> > > > > If an indication has to be added to transport this 
> information, 
> > > > > isn't it an opportunity to also add the missing message that 
> > > > > can be used to inform a SG (p) that an ASP do not need to 
> > > > > receive any "new" transaction for TCAP applications?
> > > > > 
> > > > > Francois.
> > > > > 
> > > > > 
> > > > > _______________________________________________
> > > > > Sigtran mailing list
> > > > > [email-masked]
> > > > > https://www1.ietf.org/mailman/listinfo/sigtran
> > > > 
> > > > -- 
> > > > Brian F. G. Bidulock
> > > > [email-masked]
> > > > http://www.openss7.org/
> > > > 
> > 
> > -- 
> > Brian F. G. Bidulock
> > [email-masked]
> > http://www.openss7.org/
> > 
> 
> 
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