Template:UpdatePackage
From Open-Xchange
Installing Updates
Debian
$ apt-get update
$ apt-get dist-upgrade
If you want to see, what apt-get is going to do without actually doing it, you can run:
$ apt-get upgrade -s
SUSE Linux Enterprise Server
$ zypper dup
You might need to run
$ zypper ref
to update the repository metadata before running zypper up.
RedHat Enterprise Linux
$ yum update