Re: SUA - AI parameter clarification

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Newsgroups gmane.ietf.sigtran
Message-ID <[email protected]>
Hello,

I'm surprised - no answer? :-(
Did I manage to express the question(-s) clearly?
Or the reason is that the RFC is indeed not clear regarding AI and so nobody knows answer?
I would appreciate whatever reaction.

Regards,
Pavel

> ------------ Původní zpráva ------------
> Od:  <[email protected]>
> Předmět: [Sigtran] SUA - AI parameter clarification
> Datum: 14.7.2008 17:25:44
> ----------------------------------------
> Hello,
> 
> I would like to ask you for clarification of Address Indicator. 
> RFC3868 says:
> 
> “
> 3.10.2.2.	Address Indicator
> …
>    Bit 3 is used to indicate inclusion of the Global Title
> 
>    0         Do not include GT when optional (routing indicator /= 1)
>     1        Include GT
> “
> What value shall bit 3 of AI have if RI=GT ?  
> 
> In my case, ASP(->SG) sends SUA packet with CdPA containing:
> GT, PC, and SSN,
> RI set to Route on GT.
> What value shall be set to AI in this case? 
> Does RI influence (impose) value of bit 3 in AI? 
> Does AI = 001 (binary) violate RFC (or any other specification) ? For sure, in
> the above described case.
> And what about bit 2 of AI? I think CdPA containing PC, and RI=GT, and bit 2 of
> AI set to 0 is OK, isn’t it?
> 
> Thank you in advance for any help
> 
> Regards,
> Pavel
> 
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> 

Petr Spáčil
[email protected]
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