= ip
== comandos
== mi ip local
<code bash>ip addr show eth0 | grep 'inet ' | awk '{print $2}' | cut -f1 -d'/'
ip addr show</code>
  * ifconfig -a
  * ip addr (ip a)
  * hostname -I | awk '{print $1}'
  * ip route get 1.2.3.4 | awk '{print $7}'
  * (Fedora) Wifi-Settings→ click the setting icon next to the Wifi name that you are connected to → Ipv4 and Ipv6 both can be seen
  * nmcli -p device show

== mi ip pública
  * curl ifconfig.me
  * curl -4/-6 icanhazip.com
  * curl ipinfo.io/ip
  * curl api.ipify.org
  * curl checkip.dyndns.org
  * dig +short myip.opendns.com @resolver1.opendns.com
  * host myip.opendns.com resolver1.opendns.com
  * curl ident.me
  * curl bot.whatismyipaddress.com
  * curl ipecho.net/plain

== ip manual temporal

== ip manual fija
<code bash /etc/network/interfaces>
allow-hotplug eth0
iface eth0 inet static
  address 192.168.1.4        # este es mi caso
  netmask 255.255.255.0
  network 192.168.1.0
  broadcast 192.168.1.255
  gateway 192.168.1.1

### static routing ###
# añade una ruta a la red 10.0.0.0/8 a través del Gateway 10.9.38.65
  post-up route add -net 10.0.0.0 netmask 255.0.0.0 gw 10.9.38.65
  pre-down route del -net 10.0.0.0 netmask 255.0.0.0 gw 10.9.38.65
</code>

Versiones posteriores:
<code bash /etc/dhcpdc.conf>
interface eth0
static ip_address=192.168.1.141/24
static routers=192.168.1.1
static domain_name_servers=192.168.1.1
</code>

En RedHat está en ''/etc/sysconfig/network-scripts/ifcfg-eth?''

para añadir un "IP Alias" (otra IP, vamos):
<code bash /etc/network/interfaces>
auto eth0:0
iface eth0:0 inet static
  address 192.168.1.5        # este es mi caso
  netmask 255.255.255.0
  network 192.168.1.0
  broadcast 192.168.1.255
  gateway 192.168.1.1
</code>