diff --git a/apps/config b/apps/config
index b782ceb..f71911b 160000
--- a/apps/config
+++ b/apps/config
@@ -1 +1 @@
-Subproject commit b782ceb65aab0e70b91e63156ce1839adc348caa
+Subproject commit f71911b225e077141cb05fe37d41c19a45c10d28
diff --git a/apps/igmp b/apps/igmp
index db6f6c4..e8dac5b 160000
--- a/apps/igmp
+++ b/apps/igmp
@@ -1 +1 @@
-Subproject commit db6f6c4c4c6c02c8dccac625baf2d8d5cfe196c9
+Subproject commit e8dac5b596a9df09eef2ce1b164117b1c074109e
diff --git a/apps/mcast b/apps/mcast
index 8afc701..42f9108 160000
--- a/apps/mcast
+++ b/apps/mcast
@@ -1 +1 @@
-Subproject commit 8afc701df4a833878787e9115844cbf1e84122fd
+Subproject commit 42f91086082c4a0c28fd18fe18cc3006399744dc
diff --git a/apps/olt b/apps/olt
index 99dbdfe..54ae228 160000
--- a/apps/olt
+++ b/apps/olt
@@ -1 +1 @@
-Subproject commit 99dbdfe47773ef4f4d4f756b07c16b28dd4fc2c1
+Subproject commit 54ae22882ed40926255d624c36c2c9cd49f2ee23
diff --git a/apps/vtn b/apps/vtn
index c14b18a..9b68e93 160000
--- a/apps/vtn
+++ b/apps/vtn
@@ -1 +1 @@
-Subproject commit c14b18a1d4d1ba648136c3057635d185757806e9
+Subproject commit 9b68e93e9ccb1d9c239a07935c0e4b83c2c7e15c