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<div class=Section1>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;line-height:110%;font-family:Arial'>I’m looking into the first
design phase of a setup like this:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;line-height:110%;font-family:Arial'>PSTN <-> FS <-> Various
SIP PBXs or nothing <-> SBC <-> Internet <-> Customer<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;line-height:110%;font-family:Arial'>Where I’m considering using the
FS as the SBC and as an alternative to OpenSIPS (OpenSER), where the FS has the
advantage of a design having only one type of switch, e.g. less education to
the team supporting the system.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span lang=EN-GB style='font-size:
10.0pt;line-height:110%;font-family:Arial'>If this should work, the FS should
be able to route SIP messages such as NOTIFY, SUBSCRIBE etc. Is that possible,
and what are the measures to implement such a routing function? /Jon<o:p></o:p></span></font></p>
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style='font-size:10.0pt;line-height:110%'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=2 face="Souvenir Lt BT"><span style='font-size:
10.0pt;line-height:110%'><o:p> </o:p></span></font></p>
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