1 Using the VPN 3000 Concentrator Series Manager
1-4 VPN 3000 Concentrator Series User Guide
installed, you can connect using HTTPS. You need to install the certificate from a given VPN
Concentrator only once.
Managing the VPN Concentrator is the same with or withou t SSL. Manager screens may take slightly
longer to load with SSL because of encryption / decryptio n processing. When connected via SSL, the
browser shows a locked-padlock icon on its status bar. Both Microsoft Internet Explorer and Netscape
Navigator support SSL.
Follow these steps to install and use the SSL certificate for the first time. We provide separate
instructions for Internet Explorer and Netscape Navigator when they diverge.
1Connect to the VPN Concentrator using HTTP as above.
2On the login screen, click the Install SSL Certificate link.
The Manager displays the Install SSL Certificate screen and automatically begins to download and install
its SSL certificate in your browser.
Figure 1-2: Install SSL Certificate screen
The installation sequence now differs depending on the browser. Continue below for Internet Explorer,
or skip to Installing the SSL certificate with Netscape on page 1-10.
Installing the SSL certificate with Internet Explorer
This section describes SSL certificate installation using Microsoft Internet Explorer 5.0. (With Internet
Explorer 4.0, some dialog boxes may differ but the process is similar.)
You need to install the SSL certificate from a given VPN Concentrator only once. If you do reinstall it,
the browser repeats all these steps each time.
A few seconds after the VPN Concentrator Manager SSL screen ap pears, Internet Explorer displays a
File Download dialog box that identifies the certificate filename and source, and asks whether to Open or
Save the certificate. To immediately install the certificate in the browser, select Open. If you Save the file,
the browser prompts for a location; you must then double-click on the file to install it.