I executed: iptables -t nat -A POSTROUTING -s 10.2.2.0/24 -j MASQUERADE and I got thest messages: iptables v1.3.5: Couldn't load target `MASQUERADE':/lib/iptables/libipt_MASQUERADE.so: cannot open shared object file: No such file or directory but I check I have /lib/iptables/libipt_MASQUERADE.so both in HN and VE already.