diff --git a/src/resources/js/meet/client.js b/src/resources/js/meet/client.js
index ff494332..259fc5f9 100644
--- a/src/resources/js/meet/client.js
+++ b/src/resources/js/meet/client.js
@@ -1,480 +1,482 @@
 'use strict'
 
 import { Device, parseScalabilityMode } from 'mediasoup-client'
 import Config from './config.js'
 import { Media } from './media.js'
 import { Socket } from './socket.js'
 
 
 function Client()
 {
     let eventHandlers = {}
     let camProducer
     let micProducer
     let screenProducer
     let consumers = {}
     let socket
     let sendTransport
     let recvTransport
     let turnServers = []
     let audioSource
     let videoSource
     let nickname = ''
     let peers = {}
 
     const VIDEO_CONSTRAINTS = {
         'low': {
             width: { ideal: 320 }
         },
         'medium': {
             width: { ideal: 640 }
         },
         'high': {
             width: { ideal: 1280 }
         },
         'veryhigh': {
             width: { ideal: 1920 }
         },
         'ultra': {
             width: { ideal: 3840 }
         }
     }
 
     // Create a device (use browser auto-detection)
     const device = new Device()
 
     // A helper for basic browser media operations
     const media = new Media()
 
     this.media = media
 
     navigator.mediaDevices.addEventListener('devicechange', () => {
         trigger('deviceChange')
     })
 
 
     /**
      * Start a session
      */
     this.startSession = (token, props) => {
         // Initialize the socket, 'roomReady' request handler will do the rest of the job
         socket = initSocket(token)
 
         videoSource = props.videoSource
         audioSource = props.audioSource
         nickname = props.nickname
     }
 
     /**
      * Close the session (disconnect)
      */
     this.closeSession = () => {
         if (socket) {
             socket.close()
         }
 
         // Close mediasoup Transports.
         if (sendTransport) {
             sendTransport.close()
             sendTransport = null
         }
 
         if (recvTransport) {
             recvTransport.close()
             recvTransport = null
         }
     }
 
     this.camMute = async () => {
         camProducer.pause()
 
         await socket.sendRequest('pauseProducer', { producerId: camProducer.id })
     }
 
     this.camUnmute = async () => {
         if (camProducer) {
             camProducer.resume()
         }
 
         await socket.sendRequest('resumeProducer', { producerId: camProducer.id })
     }
 
     this.micMute = async () => {
         if (micProducer) {
             micProducer.pause()
         }
 
         await socket.sendRequest('pauseProducer', { producerId: micProducer.id })
     }
 
     this.micUnmute = async () => {
         if (micProducer) {
             micProducer.resume()
         }
 
         await socket.sendRequest('resumeProducer', { producerId: micProducer.id })
     }
 
     /**
      * Register event handlers
      */
     this.on = (eventName, callback) => {
         eventHandlers[eventName] = callback
     }
 
     /**
      * Execute an event handler
      */
     const trigger = (...args) => {
         const eventName = args.shift()
 
         if (eventName in eventHandlers) {
             eventHandlers[eventName].apply(null, args)
         }
     }
 
     const initSocket = (token) => {
         // Connect to websocket
         socket = new Socket(token)
 
         socket.on('disconnect', reason => {
         //    this.closeSession()
         })
 
         socket.on('reconnectFailed', () => {
         //    this.closeSession()
         })
 
         socket.on('request', async (request, cb) => {
             switch (request.method) {
                 case 'newConsumer':
                     const {
                         peerId,
                         producerId,
                         id,
                         kind,
                         rtpParameters,
                         type,
                         appData,
                         producerPaused
                     } = request.data
 
                     let peer = peers[peerId]
 
                     if (!peer) {
                         return
                     }
 
                     const consumer = await recvTransport.consume({
                             id,
                             producerId,
                             kind,
                             rtpParameters,
                             appData: { ...appData, peerId }
                     })
 
                     consumer.on('transportclose', () => {
                         // TODO: What actually else needs to be done here?
                         delete consumers[consumer.id]
                     })
 
                     consumers[consumer.id] = consumer
 
                     // We are ready. Answer the request so the server will
                     // resume this Consumer (which was paused for now).
                     cb(null)
 
                     let tracks = (peer.tracks || []).filter(track => track.kind != kind)
 
                     tracks.push(consumer.track)
 
                     if (!peer.videoElement) {
                         peer.videoElement = media.createVideoElement(tracks, {})
                     } else {
                         const stream = new MediaStream()
 
                         tracks.forEach(track => stream.addTrack(track))
 
                         peer.videoElement.srcObject = stream
                     }
 
                     peer.tracks = tracks
 
                     peers[peerId] = peer
 
                     trigger('updatePeer', peer)
 
                     break
 
                 default:
                     console.error('Unknow request method: ' + request.method)
             }
         })
 
         socket.on('notification', async (notification) => {
             switch (notification.method) {
                 case 'roomReady':
                     turnServers = notification.data.turnServers
                     joinRoom()
                     return
 
                 case 'newPeer':
                     peers[notification.data.id] = notification.data
                     trigger('addPeer', notification.data)
                     return
 
                 case 'peerClosed':
                     const { peerId } = notification.data
                     delete peers[peerId]
                     trigger('removePeer', peerId)
                     return
 
                 case 'consumerClosed': {
                     const { consumerId } = notification.data
                     const consumer = consumers[consumerId]
 
                     if (!consumer) {
                         break
                     }
 
                     consumer.close()
 
                     delete consumers[consumerId]
 
                     const { peerId } = consumer.appData
 
                     // TODO: Update peer state, remove track
 
                     trigger('updatePeer', peers[peerId])
 
                     return
                 }
 
                 case 'changeNickname': {
                     const { peerId, nickname } = notification.data
                     const peer = peers[peerId]
 
                     if (!peer) {
                         break
                     }
 
                     peer.nickname = nickname
 
                     trigger('updatePeer', peer)
 
                     return
                 }
 
                 default:
                     console.error('Unknow notification method: ' + notification.method)
                     return
             }
 
             trigger('signal', notification.method, notification.data)
         })
 
         return socket
     }
 
     const joinRoom = async () => {
         const routerRtpCapabilities = await socket.getRtpCapabilities()
 
         routerRtpCapabilities.headerExtensions = routerRtpCapabilities.headerExtensions
             .filter(ext => ext.uri !== 'urn:3gpp:video-orientation')
 
         await device.load({ routerRtpCapabilities })
 
+        const iceTransportPolicy = (device.handlerName.toLowerCase().includes('firefox') && turnServers) ? 'relay' : undefined;
+
         // Setup 'producer' transport
         if (videoSource || audioSource) {
             const transportInfo = await socket.sendRequest('createWebRtcTransport', {
                 forceTcp: false,
                 producing: true,
                 consuming: false
             })
 
             const { id, iceParameters, iceCandidates, dtlsParameters } = transportInfo
 
             sendTransport = device.createSendTransport({
                 id,
                 iceParameters,
                 iceCandidates,
                 dtlsParameters,
                 iceServers: turnServers,
-                iceTransportPolicy: undefined, // TODO: device.flag === 'firefox' && turnServers ? 'relay' : undefined,
+                iceTransportPolicy: iceTransportPolicy,
                 proprietaryConstraints: { optional: [{ googDscp: true }] }
             })
 
             sendTransport.on('connect', ({ dtlsParameters }, callback, errback) => {
                 socket.sendRequest('connectWebRtcTransport',
                     { transportId: sendTransport.id, dtlsParameters })
                     .then(callback)
                     .catch(errback)
             })
 
             sendTransport.on('produce', async ({ kind, rtpParameters, appData }, callback, errback) => {
                 try {
                     const { id } = await socket.sendRequest('produce', {
                         transportId: sendTransport.id,
                         kind,
                         rtpParameters,
                         appData
                     })
                     callback({ id })
                 } catch (error) {
                     errback(error)
                 }
             })
         }
 
         // Setup 'consumer' transport
 
         const transportInfo = await socket.sendRequest('createWebRtcTransport', {
                 forceTcp: false,
                 producing: false,
                 consuming: true
         })
 
         const { id, iceParameters, iceCandidates, dtlsParameters } = transportInfo
 
         recvTransport = device.createRecvTransport({
                 id,
                 iceParameters,
                 iceCandidates,
                 dtlsParameters,
                 iceServers: turnServers,
-                iceTransportPolicy: undefined, // TODO: device.flag === 'firefox' && turnServers ? 'relay' : undefined
+                iceTransportPolicy: iceTransportPolicy
         })
 
         recvTransport.on('connect', ({ dtlsParameters }, callback, errback) => {
             socket.sendRequest('connectWebRtcTransport', { transportId: recvTransport.id, dtlsParameters })
                 .then(callback)
                 .catch(errback)
         })
 
         // Send the "join" request, get room data, participants, etc.
         const { peers } = await socket.sendRequest('join', {
                 nickname: nickname,
                 rtpCapabilities: device.rtpCapabilities
         })
 
         trigger('joinSuccess')
 
         let peer = {
             id: 'self',
             audioActive: !!audioSource,
             videoActive: !!videoSource,
             nickname: nickname
         }
 
         // Start publishing webcam
         if (videoSource) {
             await setCamera(videoSource)
             // Create the video element
             peer.videoElement = media.createVideoElement([ camProducer.track ], { mirror: true })
         }
 
         // Start publishing microphone
         if (audioSource) {
             setMic(audioSource)
             // Note: We're not adding this track to the video element
         }
 
         trigger('addPeer', peer)
 
         peers.self = peer
 
         // TODO: Trigger 'addPeer' for all participants already in the room
         console.log(peers)
     }
 
     const setCamera = async (deviceId) => {
         if (!device.canProduce('video')) {
             throw new Error('cannot produce video')
         }
 
         const { aspectRatio, frameRate, resolution } = Config.videoOptions
 
         const track = await media.getTrack({
             video: {
                 deviceId: { ideal: deviceId },
                 ...VIDEO_CONSTRAINTS[resolution],
                 frameRate
             }
         })
 
         // TODO: Simulcast support?
 
         camProducer = await sendTransport.produce({
             track,
             appData: {
                 source : 'webcam'
             }
         })
 
         camProducer.on('transportclose', () => {
             camProducer = null
         })
 
         camProducer.on('trackended', () => {
             // disableWebcam()
         })
     }
 
     const setMic = async (deviceId) => {
         if (!device.canProduce('audio')) {
             throw new Error('cannot produce audio')
         }
 
         const {
             autoGainControl,
             echoCancellation,
             noiseSuppression,
             sampleRate,
             channelCount,
             volume,
             sampleSize,
             opusStereo,
             opusDtx,
             opusFec,
             opusPtime,
             opusMaxPlaybackRate
         } = Config.audioOptions
 
         const track = await media.getTrack({
             audio: {
                 sampleRate,
                 channelCount,
                 volume,
                 autoGainControl,
                 echoCancellation,
                 noiseSuppression,
                 sampleSize,
                 deviceId: { ideal: deviceId }
             }
         })
 
         micProducer = await sendTransport.produce({
             track,
             codecOptions: {
                 opusStereo,
                 opusDtx,
                 opusFec,
                 opusPtime,
                 opusMaxPlaybackRate
             },
             appData: {
                 source : 'mic'
             }
         })
 
         micProducer.on('transportclose', () => {
             micProducer = null
         })
 
         micProducer.on('trackended', () => {
             // disableMic()
         })
     }
 }
 
 export { Client }