- Remove $ipv6_gateway_enable check. - Use list_net_interfaces() instead of "ifconfig -l".
- Remove $ipv6_gateway_enable check.
- Use list_net_interfaces() instead of "ifconfig -l".

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase