Troubleshooting client-to-client traffic routing
In this recipe, we will troubleshoot a VPN setup where it is the intention that client-to-client traffic is enabled, but the server configuration directive "client-to-client" is missing. In a TUN-style network, it is possible to allow client-to-client traffic without this directive and it even allows the server administrator to apply firewalling rules to the traffic between clients. In a TAP-style network, this is generally not possible, as will be explained in the There's more... section.
Getting ready
We use the following network layout:
Set up the client and server certificates using the first recipe ...
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