RTP add vlan set.

Change-Id: Ia0b72f2d21759b932f5737e694a5badcc0e9cffc
diff --git a/mbtk/test/libmbtk_lib/mbtk_rtp_test.c b/mbtk/test/libmbtk_lib/mbtk_rtp_test.c
index 2140e25..bc20847 100755
--- a/mbtk/test/libmbtk_lib/mbtk_rtp_test.c
+++ b/mbtk/test/libmbtk_lib/mbtk_rtp_test.c
@@ -15,6 +15,7 @@
     printf("rtp_mode <0/1>: Disable/Enable RTP.\n");
     printf("volume <0-7>: Set volume.\n");
     printf("remote_ip <xxx:xxx:xxx:xxx>: Set remote ip.\n");
+    printf("vlan <dev>: Set local device.\n");
     printf("client_port <port>: Set client(local) port.\n");
     printf("server_port <port>: Set server(remote) port.\n");
     printf("sample_rate <8000/16000>: Set sample rate.\n");
@@ -93,6 +94,16 @@
                     }
                 }
             }
+            else if(!strncasecmp(cmd, "vlan", 4)){
+                char vlan[20] = {0};
+                if(1 == sscanf(cmd, "vlan %s", vlan)) {
+                    if(mbtk_rtp_vlan_set(vlan)) {
+                        printf("Error\n");
+                    } else {
+                        printf("Success\n");
+                    }
+                }
+            }
             else if(!strncasecmp(cmd, "client_port", 11)){
                 int temp;
                 if(1 == sscanf(cmd, "client_port %d", &temp)) {