Query regarding the sequence message delivery functionality in M3UA layer

Pradeep Kumar <[email protected]> Tue, 26 Jul 2016 18:33:29 +0530
Newsgroups gmane.ietf.sigtran
Message-ID <CAAZxfpfcgxPzDeQjE9i_Wure5u2LnQo8vKtwjNgJB1UUdwLDXQ@mail.gmail.com>
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Hi,



I had an query regarding the sequence message delivery functionality in
M3UA layer.



As in the SS7/MTP3 layer there is concept of the controlled re-routing in
case of links status un-availability, the controlled re-routing buffer and
its time controlled procedure ensures that that are messages are delivered
in-sequence.  As explained in the RFC section 8.1.1 of T-REC-Q704 as :

*=E2=80=9C**8.1.1 **The objective of the controlled rerouting procedure is =
to
restore the optimal signalling*

*routing and to minimize mis-sequencing of messages. Therefore, controlled
rerouting includes a*

*time-controlled traffic diversion procedure,=E2=80=9D *



Now in case of M3UA the same situation can occur, so do we have an similar
functionality of controlled re-routing available in M3UA/Sigtran as well?

If yes please mentioned the RFC section(I could not find any reference in
RFC on this topic). ?

              IF NO, then what is the reasoning behind not having the
controlled re-routing in M3UA/SIGTRAN? Is it so that we don=E2=80=99t need =
such
procedures in IP world and what is the reason for it?





Best Regards,

Pradeep Kumar

*=E2=80=9CThe world needs HQ (Humanity quotient) more than IQ.=E2=80=9D*

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<div dir=3D"ltr"><p class=3D"gmail-MsoNormal">Hi,</p><div></div><p></p>

<p class=3D"gmail-MsoNormal"></p><div>=C2=A0</div><p></p>

<p class=3D"gmail-MsoNormal">I had an query regarding the sequence message =
delivery
functionality in M3UA layer. </p><div></div><p></p>

<p class=3D"gmail-MsoNormal"></p><div>=C2=A0</div><p></p>

<p class=3D"gmail-MsoNormal">As in the SS7/MTP3 layer there is concept of t=
he controlled
re-routing in case of links status un-availability, the controlled re-routi=
ng
buffer and its time controlled procedure ensures that that are messages are
delivered in-sequence.=C2=A0 As explained in the RFC section 8.1.1 of
T-REC-Q704 as :</p><div></div><p></p>

<p class=3D"gmail-MsoNormal"><i>=E2=80=9C</i><b><i><span style=3D"font-size=
:12pt;font-family:&quot;times new roman&quot;,serif">8.1.1 </span></i></b><=
i><span style=3D"font-size:12pt;font-family:&quot;times new roman&quot;,ser=
if">The objective of
the controlled rerouting procedure is to restore the optimal signalling</sp=
an></i></p><div></div><p></p>

<p class=3D"gmail-MsoNormal"><i><span style=3D"font-size:12pt;font-family:&=
quot;times new roman&quot;,serif">routing and to minimize mis-sequencing of
messages. Therefore, controlled rerouting includes a</span></i></p><div></d=
iv><p></p>

<p class=3D"gmail-MsoNormal"><i><span style=3D"font-size:12pt;font-family:&=
quot;times new roman&quot;,serif">time-controlled
traffic diversion procedure,</span>=E2=80=9D </i></p><div></div><p></p>

<p class=3D"gmail-MsoNormal"></p><div>=C2=A0</div><p></p>

<p class=3D"gmail-MsoNormal">Now in case of M3UA the same situation can occ=
ur, so do we
have an similar functionality of controlled re-routing available in
M3UA/Sigtran as well?=C2=A0=C2=A0 </p><div></div><p></p>

<p class=3D"gmail-MsoNormal" style=3D"text-indent:0.5in">If yes please ment=
ioned the RFC
section(I could not find any reference in RFC on this topic). ?</p><div></d=
iv><p></p>

<p class=3D"gmail-MsoNormal"></p><div>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 IF NO, then what is the reasoning behind not having the contr=
olled re-routing
in M3UA/SIGTRAN? Is it so that we don=E2=80=99t need such procedures in IP =
world and
what is the reason for it?</div><div></div><p></p>

<p class=3D"gmail-MsoNormal"><span style=3D"color:rgb(31,73,125)">=C2=A0</s=
pan></p>

<p class=3D"gmail-MsoNormal"><span style=3D"color:rgb(31,73,125)">=C2=A0</s=
pan></p>

<p class=3D"gmail-MsoNormal"><span style=3D"color:rgb(31,73,125)">Best Rega=
rds,</span></p><div></div><p></p>

<p class=3D"gmail-MsoNormal"><span style=3D"color:rgb(31,73,125)">Pradeep K=
umar</span></p><div></div><p></p>

<p class=3D"gmail-MsoNormal" style=3D"margin-top:7.5pt;line-height:12pt"><i=
><span style=3D"font-size:12pt;font-family:helvetica,sans-serif;color:rgb(0=
,112,192)">=E2=80=9CThe
world needs HQ (Humanity quotient) more than IQ.=E2=80=9D</span></i></p><di=
v></div><p></p></div>

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