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•
Install all of the servers you want to include in a particular cluster prior to
creating any clusters.
•
Make sure all servers in a cluster are version 6.1 Enterprise Servers.
•
Make sure all cluster-specific Administration Servers have the same userid and
password as the master administration server. You can use distributed
administration to set up multiple administrators on each Administration
Server.
•
Install servers on any computer in a network, as long as all computers in the
cluster are Windows NT/Windows 2000 or UNIX.
•
You can designate any cluster-specific Administration Server as the master
administration server.
•
Make sure the master Administration Server has access to each cluster-specific
Administration Server. The master Administration Server retrieves
information about all installed Enterprise Servers.
•
Make sure all Administration Servers are Enterprise Server version 6.1 and use
the same protocol, HTTP or HTTPS. Only Enterprise Server 6.1 servers are
supported for addition to clusters.
•
If you change the protocol of one Administration Server in a cluster, you must
change the protocols for all Administration Servers. Then use the Modify
Server interface to modify the individual servers in the cluster.
Setting Up a Cluster
To set up a Enterprise Server cluster, perform the following steps:
Install the Enterprise Servers on the computers you want to include in the
1.
cluster.
Make sure the Administration Server for the cluster has a username and
password that the master Administration Server can use for authentication.
You can do this either by using the default username and password or by
setting up distributed administration.
Install the server that will contain the master Administration Server, making
2.
sure the username and password matches the one set in Step 1.
Add a server to the cluster list.
3.
Setting Up a Cluster
Chapter 6
Managing Server Clusters
141
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