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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi All,<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>My current 7940 phones use P0S3-06-3-00.&nbsp; I&#8217;d like to
upgrade them so they&#8217;re not massively out of date.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I found a page at <a
href="http://www.voip-info.org/wiki-Asterisk+phone+cisco+79xx">http://www.voip-info.org/wiki-Asterisk+phone+cisco+79xx</a>
&nbsp;that gives some info, and using the cisco links there have tried to upgrade.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>According to the procedures, I should be able to upgrade,
but once the phones loaded and reboots it says it downgrades again and reboots,
then the cycle starts again.<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Anyone had any success in doing this?<o:p></o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'><o:p>&nbsp;</o:p></span></font></p>

<p class=MsoNormal><span class=style131><font size=2 color="#003366"
face=Arial><span style='font-size:10.0pt;font-family:Arial;color:#003366'>Adrian
Marsh</span></font></span><span class=style131><font size=2 color="#003366"
face="Arial Narrow"><span style='font-size:10.0pt;font-family:"Arial Narrow";
color:#003366'> </span></font><o:p></o:p></span></p>

<p class=MsoNormal><font size=3 face="Times New Roman"><span style='font-size:
12.0pt'><o:p>&nbsp;</o:p></span></font></p>

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