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cluster-configs/hypervisor/routing/Readme.md
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2025-05-02 20:07:32 +02:00

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VM routing

Enable IPv4 forwarding for VM access from outside for NAT.

Requirements

  • iptables-persistent
  • libvirt
  • systemd-newtorkd

Configure

Change the IP ranges and the LAN intreface (eg. br0) of the hypervisor in the commands.

iptables -I FORWARD -s 192.168.1.0/24 -d 192.168.123.0/24 -j ACCEPT
iptables -t nat -A POSTROUTING -s 192.168.123.0/24 -o br0 -j MASQUERADE
netfilter-persistent save