Re: Functionaliy of M3UA

I'm sure the ASP has nothing to do with it.
Instead, I think the SGPs can exchange this information over C-Links.


Sergey.




> Sergey,
> Thank you for understanding, it's not easy to explaine on the foreign
> language. I wish you will be kind to me :)
> But lets get back to my question. I can agree that SG2 may send DUNA to
> concerned active ASPs(connected to both SGs and placed in MGC), but what
> message should send ASP to SG1( to the other one) to tell him about link
> failure (at SS7 side of the SG2) in this case? Or ASP shouldn't do it?
>
> Stan.
> P.S.
> Sergey, I think you are absolutely right (about politeness)!
>
>
> ----- Original Message -----
> From: "Sergey Mikhailov" <[email protected]>
> To: "????? ??????????" <[email protected]>
> Sent: Tuesday, February 21, 2006 4:45 PM
> Subject: Re: [Sigtran] Functionaliy of M3UA
>
>
>> Stan,
>>
>>
>> I think one could be more accurate when describing a specific case. I
>> supposed that you told about the link at SS7 side of SG when saying "at
> some
>> time one SS7 link to SG1 had been broken"... Brian may have understood it
>> the same way.
>>
>> By the way, I would like to say that if we will keep our statements more
>> polite in this mailing list, then such valuable gurus like Brian may wish
> to
>> explain us much more. :)
>>
>>
>> Sincerely,
>> Sergey Mikhailov.
>>
>>
>>
>> ----- Original Message -----
>> From: "????? ??????????" <[email protected]>
>> To: <[email protected]>
>> Cc: <[email protected]>
>> Sent: Tuesday, February 21, 2006 4:02 PM
>> Subject: Re: [Sigtran] Functionaliy of M3UA
>>
>>
>> >I think you didn't understood me! I'm talking about this scheme:  there
> is
>> > two SP (Signalling Point) with differrent PC (Point Code); SP1(PC=1)
> have
>> > SS7 link two SG1(PC=3) and SP2(PC=2) have SS7 different SS7 link two
>> > SG2(PC=4); SP1 doesn't have any physical connection to SP2, SG2!!!! but
>> > they
>> > have SS7-relations!
>> > What will be if the link from SP2 ot SG2 broken?
>> >
>> > Stan
>> >
>> > ----- Original Message -----
>> > From: "Brian F. G. Bidulock" <[email protected]>
>> > To: "óÁ×ÉÎ ëÏÎÓÔÁÎÔÉÎ" <[email protected]>
>> > Cc: <[email protected]>
>> > Sent: Tuesday, February 21, 2006 1:18 PM
>> > Subject: Re: [Sigtran] Functionaliy of M3UA
>> >
>> >
>> >> óÁ×ÉÎ,
>> >>
>> >> Each SG has a different Point Code in the SS7 network.  In your case,
>> >> each
>> >> SG acts as an STP.  Associated pairs of STPs are normally 
>> >> inteconnected
>> > with
>> >> C-Links.  When SG/STP1 sends DUNA, it is because the destination 
>> >> cannot
>> >> be
>> >> reached via either SG/STP in the pair.  Otherwise, it should not send
>> > DUNA.
>> >>
>> >> If your SGs do not have different point codes, they are not SGs (they
>> > belong
>> >> to the same SPMC).  In that case, they are really SGP within a larger
> SG.
>> >>
>> >> --brian
>> >>
>> >> óÁ×ÉÎ ëÏÎÓÔÁÎÔÉÎ wrote:
>> > (Tue, 21 Feb 2006 13:07:34)
>> >> >
>> >> >    Example:  there  is a network wtih one MGC and two SG, both
>> > affiliated
>> >> >    to  SS7  links.  Than at some time one SS7 link to SG1 had been
>> > broken
>> >> >    and  SG1  sends  DUNA  to MGC! The question is how SG2 will know
>> > about
>> >> >    link failure?
>> >> >
>> >> >
>> >> >
>> >> >    Stan
>> >>
>> >> > _______________________________________________
>> >> > Sigtran mailing list
>> >> > [email protected]
>> >> > https://www1.ietf.org/mailman/listinfo/sigtran
>> >>
>> >>
>> >> --
>> >> Brian F. G. Bidulock
>> >> [email protected]
>> >> http://www.openss7.org/
>> >>
>> >>
>> >
>> >
>> >
>> > _______________________________________________
>> > Sigtran mailing list
>> > [email protected]
>> > https://www1.ietf.org/mailman/listinfo/sigtran
>> >
>>
>
>