diff --git a/feeds/ucentral/ucentral-event/files/ucentral-event b/feeds/ucentral/ucentral-event/files/ucentral-event
index a47a382fe..2931a6aa5 100755
--- a/feeds/ucentral/ucentral-event/files/ucentral-event
+++ b/feeds/ucentral/ucentral-event/files/ucentral-event
@@ -134,6 +134,7 @@ let handlers = {
 			vlan: [ `${notify.data.vlan_id}` ]
 		};
 		ubus.call('network.interface.up_none', 'add_device', msg);
+		ubus.call('dhcprelay', 'check_devices');
 	},
 };
 
@@ -231,13 +232,23 @@ function dhcp_subscriber_remove_cb(remove) {
 }
 
 function dhcp_relay_subscriber_notify_cb(notify) {
-	printf('%.J\n', notify.data);
-	return {
-		address: relay.config.server,
-		options: [ 
-			[ 62, "hello, world" ]
-		]
-	};
+	let ifname = split(notify.data.info.device, '-v');
+	let hapd = hostapd[ifname[0]];
+	let vlan = ifname[1];
+	if (hapd) {
+		vlan ??= hapd.config.vlan_id;
+		let circuit_id = `${vlan}`;
+		let remote_id = hapd.bssid;
+		return {
+			address: relay['vlan' + vlan]?.server,
+			options: [
+				[ 82, 
+					chr(1) + chr(length(circuit_id)) + circuit_id +
+					chr(2) + chr(length(remote_id)) + remote_id
+				]
+			]
+		};
+	}
 }
 
 function dhcp_relay_subscriber_remove_cb(remove) {