Linux/Routing: Difference between revisions

Latest revision as of 16:05, 18 July 2019

How can service D communicate with Service A?

[           HomeserverVM - 1           ]                 [                ServerVM - 2               ]
Docker:Service A   <-->   OpenVPN Client <-------------> Docker: OpenVPN Server <--> Docker: Service D
       >A<                    >B<                                      >C<                      >D<
   172.111.1.2             10.8.0.2                                172.1.4.3                 172.1.4.5

2) Server VM

ip route add 172.111.0.0/16 via 172.1.4.3 dev br-...openvpncontainer..

2-C)OpenVPN Server

iptables -t nat -A POSTROUTING -o tun0 -j MASQUERADE

server.conf:
route 172.111.0.0 255.255.0.0

clients/homeserver:
iroute 172.111.0.0 255.255.0.0

@@ Line 1: / Line 1: @@
-== Example ==
+== How can service D communicate with Service A? ==
 <pre>
-                                                             [                  Server VM                ]
+[           HomeserverVM - 1           ]                 [                ServerVM - 2               ]
-Docker:Service A <--> Docker: OpenVPN Client <-------------> Docker: OpenVPN Server <--> Docker: Service B
+Docker:Service A   <-->   OpenVPN Client <-------------> Docker: OpenVPN Server <--> Docker: Service D
+       >A<                    >B<                                      >C<                      >D<
 .111.1.2             10.8.0.2                                172.1.4.3                 172.1.4.5
 </pre>
-How can service B communicate with Service A?
+=== 2) Server VM ===
-== Server VM ==
 <pre>
 ip route add 172.111.0.0/16 via 172.1.4.3 dev br-...openvpncontainer..
 </pre>
-== Open VPN Server ==
+=== 2-C)OpenVPN Server ===
 <pre>
 iptables -t nat -A POSTROUTING -o tun0 -j MASQUERADE
-</pre>
+server.conf:
+route 172.111.0.0 255.255.0.0
+clients/homeserver:
+iroute 172.111.0.0 255.255.0.0
+</pre>
 [[Category:Linux/Network]]
 [[Category:Linux]]