Alternative to UDP to Specifiy Cluster Members Explicitly
38.5. Specifying Members of a Cluster Explicitly Sometimes UDP is not enabled on a network so it's not possible to use UDP server discovery for clients to discover the list of servers in the cluster, or for servers to discover what other servers are in the cluster. In this case, the list of servers in the cluster can be specified explicitly on each node and on the client side. Let's look at how we do this: