Update - modify hub to support multiple networks. (#4)

Co-authored-by: jdl <jdl@desktop>
Reviewed-on: #4

README.md

@@ -38,6 +38,7 @@ Add and start the hub server:
 
 ```
 systemctl daemon-reload
+systemctl enable hub
 systemctl start hub
 ```
 
@@ -62,10 +63,19 @@ AmbientCapabilities=CAP_NET_BIND_SERVICE CAP_NET_ADMIN
 Type=simple
 User=user
 WorkingDirectory=/home/user/
-ExecStart=/home/user/vppn -name vppn -hub-address https://my.hub -api-key 1234567890
+ExecStart=/home/user/vppn -hub-address https://my.hub -api-key 1234567890
 Restart=always
 RestartSec=8
 
 [Install]
-WantedBy=default.target
+WantedBy=multi-user.target
+```
+
+Add and start the service:
+
+
+```
+systemctl daemon-reload
+systemctl enable vppn
+systemctl start vppn
 ```