diff --git a/conf/jitsi-videobridge-sip-communicator.properties b/conf/jitsi-videobridge-sip-communicator.properties
index f6b3ea8..5f90d1b 100644
--- a/conf/jitsi-videobridge-sip-communicator.properties
+++ b/conf/jitsi-videobridge-sip-communicator.properties
@@ -8,3 +8,7 @@ org.jitsi.videobridge.xmpp.user.shard.USERNAME=__VIDEOBRIDGE_USER__
 org.jitsi.videobridge.xmpp.user.shard.PASSWORD=__VIDEOBRIDGE_SECRET__
 org.jitsi.videobridge.xmpp.user.shard.MUC_JIDS=JvbBrewery@internal.auth.__DOMAIN__
 org.jitsi.videobridge.xmpp.user.shard.MUC_NICKNAME=__MUC_NICKNAME__
+org.jitsi.videobridge.DISABLE_TCP_HARVESTER=false
+org.jitsi.videobridge.TCP_HARVESTER_PORT=__PORT__
+org.ice4j.ice.harvest.NAT_HARVESTER_LOCAL_ADDRESS=__PRIVATE_IPV4__
+org.ice4j.ice.harvest.NAT_HARVESTER_PUBLIC_ADDRESS=__PUBLIC_IPV4__