pascom VPN Connector

+ Cloud and Self Hosted

Connect your local network to your phone system instance or self hosted pascom PBX via VPN Sie Ihr lokales Netzwerk via VPN mit Ihrer Instanz in der oder Ihrem lokalen pascom Server


By using the pascom VPN connector it is possible to access local network services directly from the hosted phone system. This could be necessary, for example, in order to authenticate phone system users against a locally installed Active Directory or to periodically import customer data from your ERP or CRM system into the pascom phone book.

This function is also available to you should you have an on-site pascom server and need to access, for example, data from another location.

That pascom phone systems include a Session Border Controller for mobile users, the VPN Connector is not necessary for and indeed is unsuitable for their connection.

Transit Network and IP Addresses

The pascom VPN Connector establishes a Point to Point connection between your pascom instance and the OpenVPN client. The pascom instance is permanently assigned the IP address For the purpose of the Transit Network, the address is used. The OpenVPN client receives a random, however persistent IP address (always the same) from the Transit Network. You can determine this IP address via the OpenVPN client and use it enable access for you pascom instance to local client services.


Change Transit Network (optional)

Should you wish to use a different Transit Network other than, you can configure this under the following menu points >* and editing the parameter Simply use the search tool to search for the parameter.

pascom Instance

Log into your pascom phone system instance and under > > and select new VPN Access from the list.

Enter a name for the VPN Connector and download the configuration via the button.

OpenVPN Client

The pascom VPN Connector is based on OpenVPN. Using the downloaded configuration, it is now possible to setup any OpenVPN client. OpenVPN clients are available for a number of Operationg Systems and Routers.

In order to access, for example, your locally installed Active Directory, simply install the OpenVPN client for Windows directly on your Windows Server and establish the connection to your pascom phone system instance.

Test the Connection

After successfully establishing the VPN, you should be in the position to reach the IP address of your pascom Instance from the OpenVPN client:


PING ( 56 data bytes
64 bytes from icmp_seq=0 ttl=63 time=12.053 ms
64 bytes from icmp_seq=1 ttl=63 time=11.945 ms