This alternative seems like totally reinventing the wheel, but no doubt it would be a fun way of spending an hour which adds nothing to the world of IT at large. Deleting a device does not delete other management elements associated with it: If the device is a member of a group.

have the clients register/deregister themselves in a custom db or file upon connection and have a scavenging mechanism of some sort.

distribute ping scripts or similar to clients, perhaps doing a reverse dns lookup for every live host?.

find a way of distributing or making available the openvpn-status.log to the clients?.

To present a list of active clients you could perhaps either:

To facilitate the clients finding each other easily I would suggest dynamic DNS as the (just about) always present enterprise solution. # will also need to appropriately firewall the After connecting, you can now browse your remote network. Optionally, you can right-click the FortiTray icon in the system tray and select a VPN configuration to connect. # To force clients to only see the server, you To connect to SSL VPN: On the Remote Access tab, select the VPN connection from the dropdown list. # By default, clients will only see the server. # clients to be able to 'see' each other. In the OpenVPN server configuration file, a prerequisite is the following directive: # Uncomment this directive to allow different

Fortinet vpn client access other vlans