That has been my understanding as well. H.323 certainly should not matter, MGCP might, but If it does I have not seen a compatibility document that identifies this. Nor have I ever run into issues with either.<div><br></div>
<div>SRST however there is documented compatibility at: <a href="http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/compat/ccmcompmatr.html#wp139350">http://www.cisco.com/en/US/docs/voice_ip_comm/cucm/compat/ccmcompmatr.html#wp139350</a><br>
<br><div class="gmail_quote">On Tue, Jun 2, 2009 at 2:04 AM, Dew Swen <span dir="ltr"><<a href="mailto:dew.swen@gmail.com">dew.swen@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">
I think its not too important unless you take into consideration SRST fuction. Please correct me if I'm wrong guys.<br><br>Regards,<br><br clear="all">- Dew Swen<br>
<br><br><div class="gmail_quote"><div><div></div><div class="h5">On Mon, Jun 1, 2009 at 8:09 PM, Leetun, Rob <span dir="ltr"><<a href="mailto:rleetun@bouldercounty.org" target="_blank">rleetun@bouldercounty.org</a>></span> wrote:<br>
</div></div><blockquote class="gmail_quote" style="border-left:1px solid rgb(204, 204, 204);margin:0pt 0pt 0pt 0.8ex;padding-left:1ex"><div><div></div><div class="h5">
<div link="blue" vlink="purple" lang="EN-US">
<div>
<p><span style="font-size:11pt;color:rgb(31, 73, 125)">We are currently running: Cisco 2800 Software: Version 12.4(13d)</span></p>
<p><span style="font-size:11pt;color:rgb(31, 73, 125)"> </span></p>
<div>
<div style="border-style:solid none none;border-color:rgb(181, 196, 223) -moz-use-text-color -moz-use-text-color;border-width:1pt medium medium;padding:3pt 0in 0in">
<p><b><span style="font-size:10pt">From:</span></b><span style="font-size:10pt">
<a href="mailto:cisco-voip-bounces@puck.nether.net" target="_blank">cisco-voip-bounces@puck.nether.net</a> [mailto:<a href="mailto:cisco-voip-bounces@puck.nether.net" target="_blank">cisco-voip-bounces@puck.nether.net</a>] <b>On
Behalf Of </b>Mike J. Erickson<br>
<b>Sent:</b> Monday, June 01, 2009 10:46 AM<br>
<b>To:</b> <a href="mailto:cisco-voip@puck.nether.net" target="_blank">cisco-voip@puck.nether.net</a><br>
<b>Subject:</b> [cisco-voip] CallManager Upgrade 4.2 to 7.x</span></p>
</div>
</div><div><div></div><div>
<p> </p>
<div>
<p><span style="font-size:10pt">What
is the required IOS level for the Gateways(28xx series)?</span></p>
</div>
<div>
<p><span style="font-size:10pt"> </span></p>
</div>
<div>
<p><b><span style="font-size:10pt">Mike
Erickson</span></b><span style="font-size:10pt"></span></p>
</div>
<div>
<p><i><span style="font-size:10pt">Systems
Engineer</span></i><span style="font-size:10pt"></span></p>
</div>
<div>
<p><b><span style="font-size:10pt;color:rgb(31, 73, 125)">ORB</span></b><b><span style="font-size:10pt;color:rgb(180, 147, 0)">IT</span></b><b><span style="font-size:10pt;color:rgb(31, 73, 125)"> Systems, Inc.<br>
</span></b><span style="font-size:10pt;color:rgb(31, 73, 125)"><a href="http://portal.mxlogic.com/redir/?2DtNx5V5Z5USDtNBMQsTKMCr01lygBeD0T3t-LtdZ5VUQsEK6XCXiFqFsPmiNsxlK5LE2BCX5u1FfUY3jr1EVppdEFIcL3DQTCjr39IQJSBiRiVCIBziWq81bjPNLoqh-9Ew2qN6eEuq86ejd44WCy0tMurDUvf0srhdECQXKcK6zCZS6juIYw-t7X07e5" target="_blank"><i>www.orbits.net</i></a></span><span style="font-size:10pt"></span></p>
</div>
<div>
<p><i><span style="font-size:10pt;color:rgb(31, 73, 125)">651-767-3300 helpdesk </span></i><span style="font-size:10pt"></span></p>
</div>
<div>
<p><span style="font-size:10pt"> </span></p>
</div>
<div>
<p><span style="font-size:10pt"> </span></p>
</div>
<div>
<p><span style="font-size:10pt"> </span></p>
</div>
</div></div></div>
</div>
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<br></blockquote></div><br><br clear="all"><br>-- <br>Denis Pointer, A. Sc. T.<br>Customer Systems Analyst (Senior Design)<br><br>CCVP, CCNA, CCDA<br>Cisco Unified Contact Center Specialist<br>Cisco IP Telephony Design Specialist<br>
Cisco Unity Design Specialist<br>Cisco Unity Support Specialist<br>Cisco IP Communications Express Specialist<br>
</div>