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<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
size=2 color=navy face=Consolas><span style='font-size:11.0pt;font-family:Consolas;
color:navy'>No idea at all,<br>
<br>
It’s a commercial SBC. <br>
<br>
I wish if we can have same functionality in FS.<o:p></o:p></span></font></p>
<p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto'><font
size=2 color=navy face=Consolas><span style='font-size:11.0pt;font-family:Consolas;
color:navy'><o:p> </o:p></span></font></p>
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size=2 color=navy face=Consolas><span style='font-size:11.0pt;font-family:Consolas;
color:navy'>- Saeed</span></font><o:p></o:p></p>
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<p class=MsoNormal><b><font size=2 face=Tahoma><span style='font-size:10.0pt;
font-family:Tahoma;font-weight:bold'>From:</span></font></b><font size=2
face=Tahoma><span style='font-size:10.0pt;font-family:Tahoma'>
freeswitch-users-bounces@lists.freeswitch.org
[mailto:freeswitch-users-bounces@lists.freeswitch.org] <b><span
style='font-weight:bold'>On Behalf Of </span></b>Even André Fiskvik<br>
<b><span style='font-weight:bold'>Sent:</span></b> Friday, June 12, 2009 3:04
PM<br>
<b><span style='font-weight:bold'>To:</span></b> <st1:PersonName w:st="on">freeswitch-users@lists.freeswitch.org</st1:PersonName><br>
<b><span style='font-weight:bold'>Subject:</span></b> Re: [Freeswitch-users]
Live Upgrade Techniques</span></font><o:p></o:p></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Can you comment some more on how this is configured?<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Would it be something that could be added to the wiki in the SBC setup
page?<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Best regards,<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Even André Fiskvik<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p> </o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>On 12. juni. 2009, at 12.16, Saeed Ahmad wrote:<o:p></o:p></span></font></p>
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<br>
<o:p></o:p></span></font></p>
<p class=MsoNormal style='margin-bottom:12.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>I've experience with a
commercial SBC, these are two machines running in cluster mode. In that case if
one SBC is going down then other will take all new calls including the call
which were active on broken SBC (SIP only). <br>
<br>
Thats quite ideal for wholesale traffic where the SBC will never be idle. <o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>On Fri, Jun 12, 2009 at 8:25 AM, John Dalgliesh <<a
href="mailto:johnd@defyne.org">johnd@defyne.org</a>> wrote:<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>On Thu, 11 Jun 2009 at 22:57 -0500, Brian West wrote:<br>
> On Jun 11, 2009, at 10:35 PM, John Dalgliesh wrote:<o:p></o:p></span></font></p>
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<p class=MsoNormal style='margin-bottom:12.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'>>> On Thu, 11 Jun
2009 at 16:33 -0400, Michael Giagnocavo wrote:<br>
>>><br>
>>> Well, if you're running multiple machines, waiting for it to
drainstop<br>
>>> isn't that big of a deal unless you're in some sort of hurry,
right?<br>
>>> Give it an hour or so to drainstop, then kill 'em.<br>
>><br>
>> Yes that's exactly what I'm trying to do. The problem is some people
will<br>
>> only try one IP address.<br>
><br>
> Clients that don't properly implement SRV/NAPTR and fail over need to be<br>
> smacked. :) (not customers but software that fails to do that)<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Yes I'm sure much of their software can do this but it has been set up
for<br>
static numeric IPs. And getting the IP changed is a week-long process for<br>
some customers!<o:p></o:p></span></font></p>
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<p class=MsoNormal style='margin-bottom:12.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'><br>
>>> Would it not be simpler to try to do something with re-invites or
REFER,<br>
>>> assuming your endpoints support it?<br>
>><br>
>> That was actually plan A. I already added a property in sip_profile
called<br>
>> failover_redirect, which specifies another server to try if FS can't<br>
>> allocate any more sessions (e.g. too busy, paused, shutdown asap,
etc.),<br>
>> by sending back a SIP 302 Moved Temporarily response, instead of 503
Max<br>
>> Calls In Progress.<br>
><br>
> You can't send a 302 to a call thats already established.<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Yes and I don't want to touch established calls - those calls can stay<br>
there until they drop. This is sent to new requests when<br>
switch_core_session_request fails in mod_sofia.<o:p></o:p></span></font></p>
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<p class=MsoNormal style='margin-bottom:12.0pt'><font size=3
face="Times New Roman"><span style='font-size:12.0pt'><br>
>> Turns out not all my endpoints support it :(<br>
><br>
> AKA broken endpoints. :)<o:p></o:p></span></font></p>
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<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'>Some are broken. Some just have this feature disabled. For 'security<br>
reasons'. You know the drill.<br>
<br>
<br>
{P^/<br>
<font color="#888888"><span style='color:#888888'>John</span></font><o:p></o:p></span></font></p>
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