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z3nth10n/etc_network_interfaces

Created July 23, 2019 11:22
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  1. z3nth10n created this gist Jul 23, 2019.
    14 changes: 14 additions & 0 deletions etc_network_interfaces
    View file
    Original file line number Diff line number Diff line change
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    auto vmbr1
    iface vmbr1 inet static
    address 192.168.xx.xx
    netmask 24
    bridge-ports none
    bridge-stp off
    bridge-fd 0
    post-up echo 1 > /proc/sys/net/ipv4/ip_forward
    post-up iptables -t nat -A POSTROUTING -s '192.168.xx.0/24' -o vmbr0 -j MASQUERADE
    post-down iptables -t nat -D POSTROUTING -s '192.168.xx.0/24' -o vmbr0 -j MASQUERADE
    post-up iptables -t nat -A PREROUTING -i vmbr0 -p tcp --dport 80 -j DNAT --to 192.168.xx.10:80
    post-down iptables -t nat -D PREROUTING -i vmbr0 -p tcp --dport 80 -j DNAT --to 192.168.xx.10:80
    post-up iptables -t nat -A PREROUTING -i vmbr0 -p tcp --dport 2222 -j DNAT --to 192.168.xx.10:22
    post-down iptables -t nat -D PREROUTING -i vmbr0 -p tcp --dport 2222 -j DNAT --to 192.168.xx.10:22