auto eth0 allow-hotplug eth1 iface eth0 inet dhcp iface eth0 inet6 auto iface eth1 inet static address 192.168.1.2/24 gateway 192.168.1.1 iface eth1 inet6 static address fec0:0:0:1::2/64 gateway fec0:0:0:1::1 This manual page documents the configuration options provided by the ifupdown package. However, other packages can make other options Iface wlan0 inet manual 2020 pdf free pdf interface auto eth0 iface eth0 inet static address 192.168.1.xxx network 192.168.1. netmask 255.255.255. gateway 192.168.1.1 broadcast 192.168.1.255 dns-nameservers 208.67.222.222 dns-search lan dns-domain lan This works a treat, but when I apply the same logic to my wlan0, it doesn't work! Iface wlan0 inet manual 2020 pdf I have done NAT, enable IP forwarding, working dnsmasq. I will describe both and you can pick one or the other to connect to the Internet. It's even possible to have both upstream links enabled at the same time — in case one fails the other will still work. iface wlan0 inet static address 192.168.1.7 netmask 255.255.255. gateway 192.168.1.1 network 192.168.1. broadcast 192.168.1.255 wpa-ssid xxx wpa-psk yyy The strange thing is that my router sees when only wifi is on, but I cannot ssh If I connect the wired lan, I can then connect to the wlan0 address. If I run ifconfig I can see the correct Iface wlan0 inet manual free pdf download pdf Hidden hidden SSIDs are detected SSIDS when scan_ssid = 1 is defined in the network block. Wpa-Roaming overview is a method with which you can navigate and connect to wireless networks with and/or without a graphic desktop environment. Do not use Auto-Hotplug or IFACE Eth0 Innat DHCP #Added First, the interfaces file: Code: auto lo iface lo inet loopback auto eth0 iface eth0 inet manual auto vmbr0 iface vmbr0 inet dhcp bridge-ports eth0. Secondly, this script I wrote for setting up proxmox servers with dhcp. On a fresh debian stable install, this script installs proxmox and sets up that interface file. auto eth0 iface eth0 inet manual auto dsl-provider iface dsl-provider inet ppp pre-up /sbin/ifconfig eth0 up provider dsl-provider. PPPoE with kernelspace pppoe driver. pppoeconf try to load pppoe kernel module (modprobe -q pppoe). If there is a file /proc/net/pppoe, configuration will be in "kernel_mode". It's the case for a large majority of auto eth0 iface eth0 inet manual auto br0 iface br0 inet static address 192.168..253 netmask 255.255.255. gateway 192.168..254 bridge_ports eth0 bridge_stp 0 After the domU OS is started, the virtual interface wil be added and the working bridge can be checked with brctl show ifconfig -a Bridging for KVM