/etc/network/interfaces

### Hetzner Online GmbH installimage
 
source /etc/network/interfaces.d/*
 
auto lo
iface lo inet loopback
iface lo inet6 loopback
 
auto enp0s31f6
iface enp0s31f6 inet manual
 
iface enp0s31f6 inet6 static
        address 2a01:4f8:211:1104::2
        netmask 64
        gateway fe80::1
 
 
 
### Proxmox typische Netzwerke
auto vmbr0
iface vmbr0 inet static
        bridge_ports enp0s31f6
        bridge_stp off
        bridge_fd 0
        address 136.243.20.57
        netmask 255.255.255.192
        gateway 136.243.20.1
        pointopoint 136.243.20.1
        up ip route add 136.243.20.34/32 dev vmbr0
 
 
### Virtuelle Netzwerke
iface enp0s31f6.90 inet manual
iface enp0s31f6.60 inet manual
iface enp0s31f6.80 inet manual
iface enp0s31f6.40 inet manual
 
 
auto vmbr90
iface vmbr90 inet manual
        bridge_ports enp0s31f6.90
        bridge_stp off
        bridge_fd 0
 
auto vmbr60
iface vmbr60 inet manual
        bridge_ports enp0s31f6.60
        bridge_stp off
        bridge_fd 0
 
auto vmbr80
iface vmbr80 inet manual
        bridge_ports enp0s31f6.80
        bridge_stp off
        bridge_fd 0
 
auto vmbr40
iface vmbr40 inet static
        bridge_ports enp0s31f6.40
        bridge_stp off
        bridge_fd 0
        address 10.6.4.5
        netmask 255.255.255.0
        up route add -net 10.6.32.0 netmask 255.255.255.0 gw 10.6.4.1 dev vmbr40
        up route add -net 10.6.6.0 netmask 255.255.255.0 gw 10.6.4.1 dev vmbr40