====== Commands ======

==== Linux ====

show ip

<code bash>
$ ip address
$
</code>

renew or release an IP address

<code bash>
$ sudo dhclient -r eth0
$ sudo dhclient eth0
$
</code>

set hostname

<code bash>
$ sudo hostnamectl set-hostname <neuer Hostname>
$
</code>

set static ip

<code bash>
$ sudo vi /etc/network/interfaces
$
</code>

<code bash /etc/network/interface>
# The loopback network interface
auto lo
iface lo inet loopback

# allow-hotplug eno1
# iface eno1 inet dhcp

# The primary network interface
auto eno1
iface eno1  inet static
 address <ip>
 netmask <netmask>
 gateway <gateway>
 dns-domain <domain>
 dns-nameservers <nameserver>
</code>

restart network-interface

<code bash>
$ sudo /etc/init.d/networking restart
$
</code>

<code bash>
$ ifconfig eth0 down && ifconfig eth0 up
$

ODER

$ ifdown eth0 && ifup eth0
$
</code>


==== Windows ====