A returns a fixed list of LDAP directory servers. A change in configuration to any of the specified directory servers must be manually applied on all that reference it. org.opends.server.backends.proxy.StaticServiceDiscoveryMechanism ds-cfg-static-server-discovery-mechanism ds-cfg-service-discovery-mechanism Specifies a list of servers that will be used in preference to secondary servers when available. ^.+:[0-9]+$ HOST:PORT A host name followed by a ":" and a port number. ds-cfg-primary-server Specifies a list of servers that will be used in place of primary servers when all primary servers are unavailable. ^.+:[0-9]+$ HOST:PORT A host name followed by a ":" and a port number. ds-cfg-secondary-server Interval between two server configuration discovery executions. Specifies how frequently to read the configuration of the servers in order to discover their new information. ds-cfg-discovery-interval 60s