gistfile1.txt

diff --git a/candidate_base.go b/candidate_base.go
index b5cb216..6628711 100644
--- a/candidate_base.go
+++ b/candidate_base.go
@@ -95,6 +95,7 @@ func (c *candidateBase) recvLoop() {
 			return
 		}
 
+		fmt.Printf("Read %s -> %s", srcAddr, c.addr())
 		handleInboundCandidateMsg(c, buffer[:n], srcAddr, log)
 	}
 }
@@ -159,6 +160,7 @@ func (c *candidateBase) close() error {
 }
 
 func (c *candidateBase) writeTo(raw []byte, dst Candidate) (int, error) {
+	fmt.Printf("Send %s -> %s \n", c.addr(), dst.addr())
 	n, err := c.conn.WriteTo(raw, dst.addr())
 	if err != nil {
 		return n, fmt.Errorf("failed to send packet: %v", err)
diff --git a/connectivity_vnet_test.go b/connectivity_vnet_test.go
index 12da114..7515af2 100644
--- a/connectivity_vnet_test.go
+++ b/connectivity_vnet_test.go
@@ -180,6 +180,7 @@ func pipeWithVNet(v *virtualNet, urls0, urls1 []*URL) (*Conn, *Conn) {
 		Trickle:          true,
 		NetworkTypes:     supportedNetworkTypes,
 		MulticastDNSMode: MulticastDNSModeDisabled,
+		CandidateTypes:   []CandidateType{CandidateTypeServerReflexive, CandidateTypePeerReflexive},
 		Net:              v.net0,
 	}
 
@@ -264,15 +265,6 @@ func TestConnectivityVNet(t *testing.T) {
 		Proto:  ProtoTypeUDP,
 	}
 
-	turnServerURL := &URL{
-		Scheme:   SchemeTypeTURN,
-		Host:     "1.2.3.4",
-		Port:     3478,
-		Username: "user",
-		Password: "pass",
-		Proto:    ProtoTypeUDP,
-	}
-
 	t.Run("Full-cone NATs", func(t *testing.T) {
 		loggerFactory := logging.NewDefaultLoggerFactory()
 		log := loggerFactory.NewLogger("test")
@@ -324,7 +316,7 @@ func TestConnectivityVNet(t *testing.T) {
 		log.Debug("Connecting...")
 		urls0 := []*URL{
 			stunServerURL,
-			turnServerURL,
+			// turnServerURL,
 		}
 
 		urls1 := []*URL{