Which of the following is a prerequisite for configuring single sign-on for authentication using LTPA cookies?

Which of the following is a prerequisite for configuring single sign-on for authentication using LTPA cookies?
A . All server must use the same IBM HTTP Server.
B . All servers must be configured as part of the same DNS domain.
C . All servers must use an IBM Domino Directory that is configured for LDAP access.
D . All servers must be managed by the same IBM WebSphere Application Server Deployment Manager.

Answer: B

Explanation:

To take advantage of support for SSO between WebSphere Application Servers or between WebSphere Application Server and a Domino server, applications must meet the following prerequisites and conditions:

* Verify that all servers are configured as part of the same DNS domain.

* Etc.