local nat_source_ip_=`netGetIp "$NAT_INTERFACE_" warn`
if iptables -t nat -vnL POSTROUTING | grep -q "SNAT.*${NAT_INTERFACE_}.*to:${nat_source_ip_}" ; then
local nat_source_ip_=`netGetIp "$NAT_INTERFACE_" warn`
if iptables -t nat -vnL POSTROUTING | grep -q "SNAT.*${NAT_INTERFACE_}.*to:${nat_source_ip_}" ; then