Imports github.com/huin/goupnp github.com/huin/goupnp/dcps/internetgateway2 github.com/jackpal/go-nat-pmp github.com/ur-technology/go-ur/logger github.com/ur-technology/go-ur/logger/glog github.com/huin/goupnp/dcps/internetgateway1 Standard library imports errors fmt net strings sync time