Re: Need ANSWER 4 these QUERIES !!

Brain,

THANK YOU VERY MUCH, It really helped me a lot.


*Rgds,*
*-Mahantesh*
IntelliNet Technologies.


On 11/15/06, Brian F. G. Bidulock <[email protected]> wrote:
>
> Mahantesh,
>
> Please see comments below...
>
> Mahantesh wrote:                     (Wed, 15 Nov 2006 17:38:38)
> >
> >    Hi there,
> >
> >     1.      What is a Routing Context [RC] and why it is required, when
> a
> >        Routing Key [RK] serves the purpose?
>
> Because an RK is a large thing with difficult decoding and the
> RC is a simple 32-bit number.  Because RC is used in every
> message in the main data flow, it increases peformance and
> throughput.
>
>
> >     2.     Whether 2 Application Servers [AS] can have the same RK?
>
> No they cannot.  There is a 1:1:1 relationship between AS:RC:RK.
> Grep the RFC for unique.
>
> >     3.     What's the main purpose of Network Appearence [NA] ?
>
> To define the format and numbering space for signalling point
> codes when the SG supports multiple signalling point code
> formats or numbering spaces and the 32-bit signalling point code
> value is not sufficient to distinguish between two signalling
> points.  See definition RFC 4666 bottom of page 7.
>
> >     4.     How many Associations are possible between SG and AS?
>
> Zero.  An SG does not form associations to an AS: SGPs form
> associations to ASPs.
>
> Between an SGP and an ASP?  Zero or one.  Two is not permitted.
> If a second connection is attempted to an SGP and the SGP knows
> that it is the same ASP (from the remote or local IP address(es)
> and port and configuration) it should refuse the connection.  If
> it cannot determine the ASP identity (or uniqeness) from these
> parameters, it will require an ASP Id.  If a ASP Up is received
> on two associations with the same ASP Id, the second should be
> refused with error Invalid ASP Id.  Note that an ASP or an SGP
> is not a piece of hardware or an IP host (although they are
> drawn that way in the examples), it can be a process or
> sub-process within a host.  As such, one host can represent
> multiple ASPs, but each must have only one association to each
> SGP.
>
> >     5.     How many ASPs can be in an AS? and why?
>
> Zero to unlimited.  Because no minimum or maximum is placed on
> this number by the RFCs.  For a loadsharing AS, there is usually
> a practical limit to the number of ACTIVE ASP in an AS (the range
> of the load sharing key, but, depending in the loadsharing key
> that number could still be very large).
>
> --brian
>
>
> --
> Brian F. G. Bidulock
> [email protected]
> http://www.openss7.org/
>



-- 
Rgrds,
-Mahantesh

_______________________________________________
Sigtran mailing list
[email protected]
https://www1.ietf.org/mailman/listinfo/sigtran