Centos-7
Hostname ändern
- hostnamectl set-hostname saul.xinux.org
Extra Packages for Enterprise Linux (EPEL) repository
- yum install http://ftp.nluug.nl/pub/os/Linux/distr/fedora-epel/7/x86_64/e/epel-release-7-9.noarch.rpm
Ssh port ändern
selinux
- semanage port -a -t ssh_port_t -p tcp 2292
ssh port ändern
/etc/ssh/sshd/config PORT 8472
- systemctl restart sshd