<html><head><meta http-equiv="Content-Type" content="text/html charset=us-ascii"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class=""><br class=""></div><div class="">Hello all.</div><div class=""><br class=""></div><div class=""><br class=""></div><div class="">Just looking for a little guidance</div><div class=""><p style="margin:0in;font-family:Arial;font-size:10.0pt" lang="en-US" class=""> </p><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">We are potentially
looking at changing our DNS Servers that our voice servers use.</div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">I am looking for some
advice/guidance/ clarification and the process of each of our voice servers.</div><p style="margin:0in;font-family:Arial;font-size:10.0pt" lang="en-US" class=""> </p><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">For example will i
need to re-host the licenses. </div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">Will i need to
re-generate certificates.</div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">Will i need to make
changes on our VGs/MGCP Gateways?</div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">Will i need to reboot
all the handsets?</div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">Will i need to make changes to the DHCP Server and
its options.</div><p style="margin:0in;font-family:Arial;font-size:10.0pt" lang="en-US" class=""> </p><p style="margin:0in;font-family:Arial;font-size:10.0pt" lang="en-US" class=""> </p><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">Server Versions below:</div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">CUCM - 10.5.1 (Mixed
Mode)</div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">IMP 10.5.1</div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">UNITY 9.1.2</div><div style="margin: 0in; font-family: Arial; font-size: 10pt;" class="">EXPRESSWAY C/E - 8.7</div>

<!--EndFragment--></div><div class=""><br class=""></div><div class=""><br class=""></div>Many thanks<div class="">JF</div></body></html>