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[KB500]How to establish a connection to Webvue over Internet

Tags: Internet, Webvue

13 years ago
By AGTR
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Applies to:

WebVue versions supplied with PcVue version 11.2 and earlier.
The basic content of this article may also be applicable to later versions of WebVue although the detail may vary.


Summary:

This article describes how to establish the connection between your client and your WebVue server over internet.


Details:

To be able to establish the connection between client and server node, you can have several topologies.

You’ll find the basic one below:

KB500_Network

In this architecture we have 2 separate networks (LAN A and LAN B). Both networks are linked to internet using a router.

  • In LAN A several many computers are connected and one of them is hosting PcVue + Webvue server (IP: 192.168.0.3 in this example)
  • In LAN B a computer (IP: 192.168.0.4 in this example) is trying to open a WebVue client connection.

To do that, you have to check the NAT (Network Address Translation) configuration in router A. This configuration allows you to transfer requests received from the Internet to a specific computer.

A typical configuration could be: 10.0.0.1:80 ->  192.168.0.3:80

This kind of configuration transmits requests received from Internet on the port 80 to the PcVue + Webvue server on the port 80 too. Once you have made this router configuration, the client in the LAN B can establish a WebVue client connection by using the ROUTER A public IP address in the URL. So, if your project is called WEB, you will choose the following URL: “http://10.0.0.1/WEB” from a computer located in the LAN B.

Of course, you can define more complicated architectures (by adding fire wall, VPN,…) based on this topology.


Created on: 08 Sep 2011 Last update: 13 May 2024