updates to voltha automation tests/framework

Change-Id: I937968d9560811c0cdd6245db39164261d27e37e
diff --git a/variables/variables.robot b/variables/variables.robot
index 6e4d1cb..3afc614 100644
--- a/variables/variables.robot
+++ b/variables/variables.robot
@@ -19,5 +19,6 @@
 ${BBSIM_OLT_SN}         BBSIMOLT000
 ${BBSIM_ONU_SN}         BBSM00000001
 ${ONOS_REST_PORT}       8181
+${ONOS_PORT}            30115
 ${ONOS_SSH_PORT}        8101
 ${OLT_PORT}             9191