https://community.ruckuswireless.com/t5/To-Be-Moved/Smartzone-100-control-interface-down/m-p/36241#M1952 I am adding three smartzone 100s to a cluster and i have successfully set up two. i added the third to the cluster but its saying plane out of service. i went to event/alarms and says that the third smartzone is unable to join due to control interface being down. however its listed as a member in the cluster Wed, 15 Feb 2017 16:34:07 GMT michael_iorio 2017-02-15T16:34:07Z https://community.ruckuswireless.com/t5/To-Be-Moved/Smartzone-100-control-interface-down/m-p/36241#M1952 I am adding three smartzone 100s to a cluster and i have successfully set up two. i added the third to the cluster but its saying plane out of service. i went to event/alarms and says that the third smartzone is unable to join due to control interface being down. however its listed as a member in the cluster Wed, 15 Feb 2017 16:34:07 GMT https://community.ruckuswireless.com/t5/To-Be-Moved/Smartzone-100-control-interface-down/m-p/36241#M1952 michael_iorio 2017-02-15T16:34:07Z https://community.ruckuswireless.com/t5/To-Be-Moved/Smartzone-100-control-interface-down/m-p/36242#M1953 This suggests your third SZ100 has a control interface problem... can you double-check the Ethernet connection/config/etc? Fri, 17 Feb 2017 18:27:23 GMT https://community.ruckuswireless.com/t5/To-Be-Moved/Smartzone-100-control-interface-down/m-p/36242#M1953 michael_brado 2017-02-17T18:27:23Z