Re: : Clarification On load sharing and Sequence control value

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

Saraswati Bose wrote:                                            (Wed, 30 Nov 2005 04:54:59)
> 
>    Hi Brian,
> 
>    Please check the below text from RFC-3868.
> 
> 
>    3.10.22. Sequence Control
>    The field is coded with the value of the sequence control parameter
>    associated with a group of messages and are chosen so as to ensure
>    proper loadsharing of message groups over SLS values while ensuring
>    that sequence control values within message groups have the sequence
>    control value coded with the same value as the initial message of the
>    message group.
> 
>    Please suggest in the below:
> 
>    1. I  think SSN is a single value unique across the AS? PLease suggest
>    if I am wrong.

What do you mean by "single value unique across the AS"?

> 
>    2. If SSN is a single value unique across the AS then how to apply the
>    round robin alg. on SSN value?

SSN would be a poor choice for loadsharing.

> 
>    3.  In  SUA  no SLS is involved. So how to handle the sequence control
>    parameter  value  during  load  sharing  among  ASPs using round robin
>    algorithm over SSN?

SLS (from the receive MTP message) is the only rational basis on which an SG
can loadshare.

> 
>    4. Is TID/DRN value unique across AS?

What do you mean by "unique across AS"?

--brian

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