Specifications

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and suffixed by example.com is generated (e.g.
active32432432424.example.com) and used by the client browser to access the
reverse proxy. The Barracuda SSL VPN is able to see this hostname and use the number
embedded to look up the associated Web forward.
• Host Header: This is another method used by the reverse proxy engine to determine whether
a site should be proxied. A specific hostname can be set for a site this requires that the
hostname defined resolves to the Barracuda SSL VPN. The browser will be redirected from
the standard URI to this host header.
No!Target!Site! at!Root!of!Server!
Ordinarily!targ et!sites!you!wish ! t o!use!with!rever se!proxy!cannot! exist!at!the!root!of!their!server.!
e.g.!http://www.example.com is!invalid!whereas!
http://www.example.com/salesportal!would!be!acceptable.!Ac t i ve!DNS!can!be!u sed!to!
override!this!action.
The second part of information required is the authentication details.
Authentication
Replacements and reverse proxy can not only access a site or an application but can also authenticate
the user accessing it. When the Web forward connects to the URL the additional information provided
here are passed in to the site automatically authenticating the user.
Depending on the type of authentication type you select in the dropdown the appropriate parameters
are listed.
The wizard provides two types of authentication FORM and HTML authentication.
• Form Type: The type of form authentication to use, in most circumstances POST will be
used to post the parameters listed in the Form Parameters box to the site. NONE disables
form authentication and relies on HTML authentication only.
• Form Parameter: Specific form parameters for authentication should be provided here.
These parameters map to the parameters on the form. As the example above pre,