https://community.cisco.com/t5/network-access-control/acs-v5-distributed-deployment/m-p/2753809#M54304 <P>We support multiple clusters of ACS v5 servers and was trying to verify whether ports needed to be opened between those clusters.&nbsp; With our deployment, I am certain the answer is no but wanted to verify the RMI ports 2020 and 2030.&nbsp; Could someone explain what those ports are used for and what scenario they would be used in?</P> Mon, 11 Mar 2019 05:59:51 GMT ben.lancaster 2019-03-11T05:59:51Z https://community.cisco.com/t5/network-access-control/acs-v5-distributed-deployment/m-p/2753809#M54304 <P>We support multiple clusters of ACS v5 servers and was trying to verify whether ports needed to be opened between those clusters.&nbsp; With our deployment, I am certain the answer is no but wanted to verify the RMI ports 2020 and 2030.&nbsp; Could someone explain what those ports are used for and what scenario they would be used in?</P> Mon, 11 Mar 2019 05:59:51 GMT https://community.cisco.com/t5/network-access-control/acs-v5-distributed-deployment/m-p/2753809#M54304 ben.lancaster 2019-03-11T05:59:51Z https://community.cisco.com/t5/network-access-control/acs-v5-distributed-deployment/m-p/2753810#M54311 <P>Seems like it is needed for the java subsystem to register and collect data from here is some material around the feature - http://stackoverflow.com/questions/5658929/what-is-rmi-registry</P> Tue, 25 Aug 2015 04:13:13 GMT https://community.cisco.com/t5/network-access-control/acs-v5-distributed-deployment/m-p/2753810#M54311 Tarik Admani 2015-08-25T04:13:13Z