#OpenVZ
#The following steps are needed when the CT is not bridged to a CT0 network interface.
#That is because the CT is connected to a virtual network that is "behind" CT0.
#CT0 must forward packets between its physical network interface and the virtual network interface where CT is located.
net.ipv4.conf.all.proxy_arp = 1
net.ipv4.conf.default.proxy_arp = 1