https://community.cisco.com/t5/unified-communications-infrastructure/cucm-and-cuc-11-5-1-su6/m-p/3852927#M159251 <P>CUCM and CUC uses the same&nbsp;<SPAN>11.5(1)SU6 file. Can I upgrade both CUCM and CUC at the same time using one file?&nbsp;</SPAN></P> Thu, 09 May 2019 07:28:10 GMT RbkMan 2019-05-09T07:28:10Z https://community.cisco.com/t5/unified-communications-infrastructure/cucm-and-cuc-11-5-1-su6/m-p/3852927#M159251 <P>CUCM and CUC uses the same&nbsp;<SPAN>11.5(1)SU6 file. Can I upgrade both CUCM and CUC at the same time using one file?&nbsp;</SPAN></P> Thu, 09 May 2019 07:28:10 GMT https://community.cisco.com/t5/unified-communications-infrastructure/cucm-and-cuc-11-5-1-su6/m-p/3852927#M159251 RbkMan 2019-05-09T07:28:10Z https://community.cisco.com/t5/unified-communications-infrastructure/cucm-and-cuc-11-5-1-su6/m-p/3853013#M159254 Make sure once the upload finished, the MD5 is the same as noted on the Cisco download portal to ensure the integrity of the file. Thu, 09 May 2019 09:48:06 GMT https://community.cisco.com/t5/unified-communications-infrastructure/cucm-and-cuc-11-5-1-su6/m-p/3853013#M159254 Flo.Matalis 2019-05-09T09:48:06Z https://community.cisco.com/t5/unified-communications-infrastructure/cucm-and-cuc-11-5-1-su6/m-p/3853183#M159261 <P>Yes, it's until 12.x when CUCM and CUC have a completely separate ISO for each product.</P> Thu, 09 May 2019 13:17:12 GMT https://community.cisco.com/t5/unified-communications-infrastructure/cucm-and-cuc-11-5-1-su6/m-p/3853183#M159261 Jaime Valencia 2019-05-09T13:17:12Z