Panasonic KX-HGW600 - Manual (Page 126)

Operating Instructions
126
5.3 Proxy Server Setting
Some ISP’s WWW sites are connected to the web browser via a proxy server.
The Setup Page cannot be connected to the web browser via the proxy server.
In this case, change the web browser setting as follows.
1.
Start up the Internet Explorer. (The window is for Internet Explorer 6.)
2. Click [Tools] [Internet Options...] [Connections tab].