# Memo

## Affichier interface physiques ou virtuelles

    sudo ip -4 addr show

## Afficher les toutes:

    ip route

## Activer passage internet:

    net.ipv4.ip_forward = 1 est bien activé dans /etc/sysctl.conf

## DNS FDN

    80.67.169.12
    80.67.169.40

## Se connecter à une interface

    sudo ip addr add 192.168.100.200/24 dev ens3 // accroche ip a interface 
    sudo ip route add default via 192.168.100.1
    sudo ip link set ens3 up // monte interface

## IP FIXE LAN

    allow-hotplug eth0
    auto eth0
    iface eth0 inet static
        address 192.168.1.101 
        netmask 255.255.255.0
        gateway 192.168.1.1

## IP DYNAMIQUE LAN

    allow-hotplug eth0
    iface eth0 inet dhcp

## IP FIXE WIFI

    allow-hotplug wlp2s0
    auto wlp2s0
    iface wlp2s0 inet static
	wpa-ssid Eru Iluvatar - 5GHz
	wpa-psk [CLEF WIFI]
	address 192.168.1.15
        netmask 255.255.255.0
	gateway 192.168.1.1
	dns-nameservers 80.67.169.12 80.67.169.40

## IP DYNAMIQUE WIFI

    allow-hotplug wlp2s0
    iface wlp2s0 inet dhcp
	wpa-ssid Eru Iluvatar - 5GHz
	wpa-psk [mellon]
	dns-nameservers 80.67.169.12 80.67.169.40