Re: M3UA: 1IPSP - multiple IPSPs traffic flow

"Brian F. G. Bidulock" <[email protected]>
Newsgroups gmane.ietf.sigtran
Organization http://www.openss7.org/
Message-ID <[email protected]>
Shashank,

> > RFC 3332 says: (Section 4.3.4.3 second paragraph)
> > 
> >    For the Application Servers that the ASP can be successfully
> >    activated, the SGP or IPSP responds with one or more ASP Active Ack
> >    messages, including the associated Routing Context(s) and reflecting
> >    any Traffic Mode Type value present in the related ASP Active
> >    message. The Routing Context parameter MUST be included in the ASP
> >    Active Ack message(s) if the received ASP Active message contained
> >    any Routing Contexts.  Depending on any Traffic Mode Type request in
> >    the ASP Active message, or local configuration data if there is no
> >    request, the SGP moves the ASP to the correct ASP traffic state
> >    within the associated Application Server(s).  Layer Management is
> >    informed with an M-ASP_Active indication. If the SGP or IPSP receives
> >    any Data messages before an ASP Active message is received, the SGP
> >    or IPSP MAY discard them.  By sending an ASP Active Ack message, the
> >    SGP or IPSP is now ready to receive and send traffic for the related
> >    Routing Context(s).  The ASP SHOULD NOT send Data or SSNM messages
> >    for the related Routing Context(s) before receiving an ASP Active Ack
> >    message, or it will risk message loss.
> > 
> > I think that this is quite clear with regard to two things:
> > 
> > The IPSP receiving the ASP Active message responds with regard to Traffic
> > Mode in the same fashion as an SGP would.

Prasad, Shashank S (Shashank) wrote:                                                (Mon, 07 Nov 2005 05:17:59)
> Brian,
> I have only IPSPs in peer to peer communication.
> There are no SGs. And therefore I would NOT consider SGPs or their
> equivalent functionality.
> 
> Ur answer tends me to believe that the Single Exchange is ONLY between an
> ASP and SGP.
> Which is NOT correct. Please refer to Sec 5.5.1 and Sec 5.5.2 in the RFC
> 3332.
> 
> I can always have SE between 2 IPSPs. It is upto the IPSPs to exchange the
> right parameters in the messages to indicate to each other about
> loadsharing.
> 
> 
> shashank
> 

-- 
Brian F. G. Bidulock
[email protected]
http://www.openss7.org/
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