<div dir="ltr"><p class="MsoNormal"><span style="font-size:12pt;font-family:Arial,sans-serif">Oh Mr Anthony!</span></p><p class="MsoNormal"><span style="font-size:12pt;font-family:Arial,sans-serif">Yes I have made some progress, </span></p>
<p class="MsoNormal"><span style="font-size:12pt;font-family:Arial,sans-serif">For the SRV records please follow this
guide <a href="https://supportforums.cisco.com/document/12219631/cucm-sip-trunk-im-presence-server-using-srv">https://supportforums.cisco.com/document/12219631/cucm-sip-trunk-im-presence-server-using-srv</a> </span></p><p class="MsoNormal">
<span style="font-size:12pt;font-family:Arial,sans-serif">note the guide is missing the following</span></p><p class="MsoNormal"><span style="font-size:12pt;font-family:Arial,sans-serif">CUPS server -> SIP proxy parameter -> “Address Resolution Type”, change
to SRV</span></p><p class="MsoNormal"><span style="font-size:12pt;font-family:Arial,sans-serif">You will then have to reset the SIP proxy service on CUPS side
after the change.</span></p><p class="MsoNormal"><span style="font-size:12pt;font-family:Arial,sans-serif"> </span></p><p class="MsoNormal"><span style="font-size:12pt;font-family:Arial,sans-serif">For the external database this is my response from Cisco</span></p>
<p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif;color:rgb(91,155,213)">Answer: Cisco doesn’t replicate the databases, this
will occur with the third party product that is being integrated.</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt">
<span style="font-size:12pt;font-family:Arial,sans-serif"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif">How does group chat alias work for jabber clients retrieving \ creating
room lists when the publisher node or database is down.</span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span style="font-size:12pt;font-family:Arial,sans-serif"> </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt">
<span style="font-size:12pt;font-family:Arial,sans-serif;color:rgb(91,155,213)">Answer: From a configurationally aspect on the IM
and Presence 10.x configuring the redundant external database and alias in
Messaging > Group Chat Server alias Mapping enables the redundant server
configuration, though again if the external database primary fails there should
be in built configuration to fall back to a redundant external Db server. </span></p><p class="MsoNormal" style="margin-bottom:0.0001pt"><span lang="EN-US" style="font-size:12pt;font-family:Arial,sans-serif;color:rgb(31,73,125)"> </span><span style="font-size:12pt;font-family:Arial,sans-serif"></span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)">Also some additional information on PostgresSQL redundancy.</span></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(55,96,146)">High Availability
Clustering with PostgreSQL .</span></p><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)"><a href="http://raghavt.blogspot.com.au/2011/10/high-availability-clustering-with.html">http://raghavt.blogspot.com.au/2011/10/high-availability-clustering-with.html</a></span></p>
<h1><span lang="EN-US" style="font-size:11pt;font-family:Calibri,sans-serif;font-weight:normal">High Availability, Load Balancing, and Replication.</span></h1><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)"> </span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)"><a href="http://www.postgresql.org/docs/8.3/static/high-availability.html">http://www.postgresql.org/docs/8.3/static/high-availability.html</a></span></p>
<h1><span lang="EN-US" style="font-size:11pt;font-family:Calibri,sans-serif;font-weight:normal">Master Slave Replication on PostgreSQL on an Ubuntu 12.04 VPS.</span></h1><p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)"> </span></p>
<p class="MsoNormal"><span lang="EN-US" style="color:rgb(31,73,125)"><a href="https://www.digitalocean.com/community/tutorials/how-to-set-up-master-slave-replication-on-postgresql-on-an-ubuntu-12-04-vps">https://www.digitalocean.com/community/tutorials/how-to-set-up-master-slave-replication-on-postgresql-on-an-ubuntu-12-04-vps</a></span></p>
<p dir="ltr">
</p><p class="MsoNormal"><br></p><p class="MsoNormal"><br></p><p class="MsoNormal">I have not completed the install as my DRS backups are failing and have a web-ex scheduled to fix the keystore with a TAC engineer and developer... This has been a long standing case.</p>
<p class="MsoNormal"><br></p><p class="MsoNormal">Once that is completed I'll install the second node and I believe my steps are correct. </p><p class="MsoNormal"><br></p><p class="MsoNormal"><br></p><p class="MsoNormal">
I'd also love to hear from others about this topic.</p><p class="MsoNormal"><br></p><p class="MsoNormal">Regards </p><p class="MsoNormal">Andrew</p><p><span style="font-family:Calibri,sans-serif;font-size:11pt"><br></span></p>
<div class="gmail_quote">On 07/07/2014 11:36 PM, "Andrew Grech" <<a href="mailto:agrech88@gmail.com" target="_blank">agrech88@gmail.com</a>> wrote:<br type="attribution"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-color:rgb(204,204,204);border-left-style:solid;padding-left:1ex">
<div dir="ltr">Hi,<div><br></div><div>I currently have a single presence server and am looking to add a second one for redundancy over the wan. I'd like a Active/Standby Redundant High-Availability Deployment (our DR site can get abused)</div>
<div><br></div><div>Currently using jabber integration, presence and persistent chat groups via a external database. <div><br></div><div>I'm a little unsure of the steps involved so far I have.</div><div><br></div><div>
Convert C<span style="color:rgb(66,66,66);font-family:Helvetica,Arial,FreeSans,sans-serif;font-size:14px;line-height:16.7999992370605px">UCM SIP trunk that "points" to the CUPS to a SRV record</span><br></div>
<div><div><font color="#424242" face="Helvetica, Arial, FreeSans, sans-serif"><span style="line-height:16.7999992370605px">Configure a clusterwide dns srv record</span></font></div></div><div><span style="color:rgb(66,66,66);font-family:Helvetica,Arial,FreeSans,sans-serif;font-size:14px;line-height:16.7999992370605px">Add new node to the presence topology not choosing </span><font color="#424242" face="Helvetica, Arial, FreeSans, sans-serif"><span style="line-height:16.7999992370605px">balanced</span></font><br>
</div><div><span style="color:rgb(66,66,66);font-family:Helvetica,Arial,FreeSans,sans-serif;font-size:14px;line-height:16.7999992370605px">turn on ha</span></div><div><span style="color:rgb(66,66,66);font-family:Helvetica,Arial,FreeSans,sans-serif;font-size:14px;line-height:16.7999992370605px">install subscriber </span><br>
</div><div><span style="color:rgb(66,66,66);font-family:Helvetica,Arial,FreeSans,sans-serif;font-size:14px;line-height:16.7999992370605px"><br></span></div><div><font color="#424242" face="Helvetica, Arial, FreeSans, sans-serif"><span style="line-height:16.7999992370605px">group chat alias? Not sure what to do here for HA, the current system has an alias setup...</span></font></div>
<div><span style="line-height:16.7999992370605px;color:rgb(66,66,66);font-family:Helvetica,Arial,FreeSans,sans-serif"><br></span></div><div><font color="#424242" face="Helvetica, Arial, FreeSans, sans-serif"><span style="line-height:16.7999992370605px">I read the external database has to be unique can I deploy more then one?</span></font></div>
<div><font color="#424242" face="Helvetica, Arial, FreeSans, sans-serif"><span style="line-height:16.7999992370605px"><br></span></font></div><div><font color="#424242" face="Helvetica, Arial, FreeSans, sans-serif"><span style="line-height:16.7999992370605px">Thanks </span></font></div>
<div><font color="#424242" face="Helvetica, Arial, FreeSans, sans-serif"><span style="line-height:16.7999992370605px"> <br></span></font></div></div></div>
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