Networking
Interfaces (static)
> cat /etc/hostname.em0
inet 213.95.21.200 255.255.255.0 NONE
inet6 alias 2001:780:3:5::122 64
inet6 alias 2001:780:132::1 48
oder DHCP
$ cat /etc/hostname.em0
dhcp
Defaultgateway
> cat /etc/mygate
213.95.21.1
2001:780:3:5::1
Neustart
sh /etc/netstart em0
DNS
> cat /etc/resolv.conf
search example.com
nameserver 125.2.3.4
nameserver 125.2.3.5
lookup file bind
Hostname
cat /etc/myname
hostname.local
Timezone
ln -fs /usr/share/zoneinfo/Europe/Berlin /etc/localtime
Encoding & Charset
cat /etc/wsconsctl.conf
keyboard.encoding=de
und in .bash_profile und .profile
export LC_CTYPE="en_US.UTF-8"
export LC_MESSAGES="en_US.UTF-8"
Users
Switch to a user with disabled account.
$ su _nrpe -s /bin/ksh
This account is currently not available.
$ sudo -u _nrpe bash -l
16:25 _nrpe:/usr/local/nagios/libexec$ /usr/local/nagios/libexec/check_mysql_health
ktrace (strace)
ktrace -t + python 1.py ## <- Got error like before: "ImportError: Cannot load specified object"
kdump -f ktrace.out | grep -2 -i 'permission denied'