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</o:shapelayout></xml><![endif]--></head><body lang=DE-CH link=blue vlink=purple><div class=WordSection1><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US>Hello group<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US>We plan the upgrade from our CUCM 7.1(3a) Cluster (8 Servers) to 8.0(3). After the upgrade we also want to virtualize the cluster from MCS Servers to UCS. To reduce downtime we plan to do the upgrade with the following steps:<o:p></o:p></span></p><p class=MsoListParagraphCxSpFirst style='margin-bottom:0cm;margin-bottom:.0001pt;mso-add-space:auto;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>1.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>Setup a new CUCM 8.0(3) cluster on UCS with different IP addresses<o:p></o:p></span></p><p class=MsoListParagraphCxSpMiddle style='margin-bottom:0cm;margin-bottom:.0001pt;mso-add-space:auto;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>2.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>Upgrade CUCM 7.1(3a) to 8.0(3) on MCS<o:p></o:p></span></p><p class=MsoListParagraphCxSpMiddle style='margin-bottom:0cm;margin-bottom:.0001pt;mso-add-space:auto;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>3.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>Take backup (DRS) of upgraded CUCM 8.0(3) on MCS<o:p></o:p></span></p><p class=MsoListParagraphCxSpMiddle style='margin-bottom:0cm;margin-bottom:.0001pt;mso-add-space:auto;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>4.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>Shutdown MCS Cluster<o:p></o:p></span></p><p class=MsoListParagraphCxSpMiddle style='margin-bottom:0cm;margin-bottom:.0001pt;mso-add-space:auto;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>5.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>Change IP addresses to match old IP addresses on UCS cluster<o:p></o:p></span></p><p class=MsoListParagraphCxSpLast style='margin-bottom:0cm;margin-bottom:.0001pt;mso-add-space:auto;text-indent:-18.0pt;mso-list:l0 level1 lfo1'><![if !supportLists]><span lang=EN-US><span style='mso-list:Ignore'>6.<span style='font:7.0pt "Times New Roman"'> </span></span></span><![endif]><span lang=EN-US>Restore CUCM 8.0(3) on UCS servers<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US>Can I do the upgrade as described or do I run into any issues?<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US>If I want to upgrade the IP Phone (7960 / 7961) firmware a few days before the upgrade where do I have to install the firmware software package, just on the TFTP server or on all servers in the cluster?<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US>Any comments are welcome.<o:p></o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal style='margin-bottom:0cm;margin-bottom:.0001pt'><span lang=EN-US>Regards Reto<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p></div></body></html>