I have 6 different sites, each are having cas and hub server ,is it required for roll up to be installed at same time and I believe server doesn't need reboot
M A
You can start with passive servers (passive first) then install on MBX servers. It is a straight forward process.
Thanks
pramod1
ASKER
as I told you I don't have clustering, can I install roll up on each server one by one
ref link: https://technet.microsoft.com/en-us/library/ee221147(v=exchg.80).aspx