You can access the Exalogic Control browser UI at the following URL:
https://ec_vm/emoc
ec_vm is the EoIB-external-mgmt IP address of the vServer that hosts the Enterprise Controller component of Exalogic Control. For EECS 2.0.4.x.x and earlier releases, you can find out the EoIB-external-mgmt IP address from the /opt/exalogic/ecu/config/oc_ec.json file on the master compute node, typically cn01. For EECS 2.0.6.x.x, see /opt/exalogic/ecu/config/elcontrol.json on the master compute node.