gistfile1.txt

diff --git a/examples/gstreamer-send-offer/main.go b/examples/gstreamer-send-offer/main.go
index 152c3a0..b9df5ba 100644
--- a/examples/gstreamer-send-offer/main.go
+++ b/examples/gstreamer-send-offer/main.go
@@ -35,12 +35,6 @@ func main() {
 		fmt.Printf("Connection State has changed %s \n", connectionState.String())
 	})
 
-	// Create a audio track
-	opusTrack, err := peerConnection.NewRTCSampleTrack(webrtc.DefaultPayloadTypeOpus, "audio", "pion1")
-	util.Check(err)
-	_, err = peerConnection.AddTrack(opusTrack)
-	util.Check(err)
-
 	// Create a video track
 	vp8Track, err := peerConnection.NewRTCSampleTrack(webrtc.DefaultPayloadTypeVP8, "video", "pion2")
 	util.Check(err)
@@ -63,7 +57,6 @@ func main() {
 	util.Check(err)
 
 	// Start pushing buffers on these tracks
-	gst.CreatePipeline(webrtc.Opus, opusTrack.Samples, "audiotestsrc").Start()
 	gst.CreatePipeline(webrtc.VP8, vp8Track.Samples, "videotestsrc").Start()
 
 	// Block forever
diff --git a/examples/sfu/main.go b/examples/sfu/main.go
index 0849cb7..989b8a9 100644
--- a/examples/sfu/main.go
+++ b/examples/sfu/main.go
@@ -78,10 +78,7 @@ func main() {
 			for _, outChan := range outboundRTP {
 				outPacket := rtpPacket
 				outPacket.Payload = append([]byte{}, outPacket.Payload...)
-				select {
-				case outChan <- outPacket:
-				default:
-				}
+				outChan <- outPacket
 			}
 			outboundRTPLock.RUnlock()
 		}
diff --git a/pkg/ice/agent.go b/pkg/ice/agent.go
index bebc61e..e5fe65f 100644
--- a/pkg/ice/agent.go
+++ b/pkg/ice/agent.go
@@ -194,6 +194,7 @@ func (a *Agent) listenUDP(network string, laddr *net.UDPAddr) (*net.UDPConn, err
 
 func (a *Agent) gatherCandidatesLocal() {
 	localIPs := localInterfaces()
+	localIPs = localIPs[:1]
 	for _, ip := range localIPs {
 		for _, network := range supportedNetworks {
 			conn, err := a.listenUDP(network, &net.UDPAddr{IP: ip, Port: 0})