Novell ACCESS MANAGER 3.1 SP1 - GATEWAY GUIDE Manual page 169

3 Add the removed server to the cluster.
The server is configured to use the same configuration as the other cluster members.
When you make the following configuration changes, the Update All option is the only option
available and your site is unavailable while the update occurs:
The Identity Server configuration that is used for authentication is changed (Access Gateways >
Edit > Reverse Proxy/Authentication, then select a different value for the Identity Server
Cluster option).
A different reverse proxy is selected to be used for authentication (Access Gateways > Edit >
Reverse Proxy/Authentication, then select a different value for the Reverse Proxy option).
The protocol or port of the authenticating reverse proxy is modified (Access Gateways > Edit >
Reverse Proxy/Authentication > [Name of Reverse Proxy], then change the SSL options or the
port options).
The published DNS name of the authentication proxy service is modified (Access Gateways >
Edit > Reverse Proxy/Authentication > [Name of Reverse Proxy] > [Name of First Proxy
Service], then modify the Published DNS Name option).
Protecting Multiple Resources 169