Even though your post is a few days old now, but for anyone else, as well, I am assuming you are wanting outside connections on a private login server.
In your eqemu_config.json file:
	Code:
	"world" : {
         "address" : "149.248.X.X",	<----- Your external IP
         "local" : "192.168.X.X	        <------ Your LAN IP
         "key" : "60EAQmwxJIL5cfn8Wl6oYCjXGFUVfdZ",
         "loginserver" : {
            "account" : "",
            "host" : "127.0.0.1",
            "legacy" : "0",
            "password" : "",
            "port" : "5998"