Please help.
I did it like here (Masquerading) https://pve.proxmox.com/wiki/Network_Configuration.
i have only one public IP.
Proxmox version 6.4-1.
$ cat /etc/network/interfaces
auto lo
iface lo inet loopback
auto ens3
iface ens3 inet static
address XXX.XXX.XXX.171/24
gateway XXX.XXX.XXX.1
auto vmbr1
iface vmbr1 inet static
address 10.10.0.1/24
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 '10.10.0.0/24' -o ens3 -j MASQUERADE
post-down iptables -t nat -D POSTROUTING -s '10.10.0.0/24' -o ens3 -j MASQUERADE
post-up iptables -t raw -I PREROUTING -i fwbr+ -j CT --zone 1
post-down iptables -t raw -D PREROUTING -i fwbr+ -j CT --zone 1
$ route
on win7:
I did it like here (Masquerading) https://pve.proxmox.com/wiki/Network_Configuration.
i have only one public IP.
Proxmox version 6.4-1.
$ cat /etc/network/interfaces
auto lo
iface lo inet loopback
auto ens3
iface ens3 inet static
address XXX.XXX.XXX.171/24
gateway XXX.XXX.XXX.1
auto vmbr1
iface vmbr1 inet static
address 10.10.0.1/24
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 '10.10.0.0/24' -o ens3 -j MASQUERADE
post-down iptables -t nat -D POSTROUTING -s '10.10.0.0/24' -o ens3 -j MASQUERADE
post-up iptables -t raw -I PREROUTING -i fwbr+ -j CT --zone 1
post-down iptables -t raw -D PREROUTING -i fwbr+ -j CT --zone 1
$ route
on win7: