diff --git a/.gitmodules b/.gitmodules
index c33b944..2d29ba9 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -49,3 +49,6 @@
 [submodule "DbZeiterfassung"]
 	path = DbZeiterfassung
 	url = https://github.com/0xFEEDC0DE64/DbZeiterfassung.git
+[submodule "libs/DbNetworkLib"]
+	path = libs/DbNetworkLib
+	url = https://github.com/0xFEEDC0DE64/DbNetworkLib.git
diff --git a/DbWebserver b/DbWebserver
index 3426433..c611917 160000
--- a/DbWebserver
+++ b/DbWebserver
@@ -1 +1 @@
-Subproject commit 3426433a22b4e7f3bce3acea9075e8796f8131c7
+Subproject commit c611917d9aa989d42c60820ced7d251b1a2879a4
diff --git a/DbZeiterfassung b/DbZeiterfassung
index 3081d7d..09141b1 160000
--- a/DbZeiterfassung
+++ b/DbZeiterfassung
@@ -1 +1 @@
-Subproject commit 3081d7de2dd639665fbdea602c6138ab18b63d35
+Subproject commit 09141b1a5900207103ead2b2e2e1d07d1b7519f1
diff --git a/libs/DbCoreLib b/libs/DbCoreLib
index 56ce99e..b854af7 160000
--- a/libs/DbCoreLib
+++ b/libs/DbCoreLib
@@ -1 +1 @@
-Subproject commit 56ce99e0e942d8fcb6b59fd521a475cf4b9011e5
+Subproject commit b854af7dc6bb17046ca4deb212ec2f1ab88815a9
diff --git a/libs/DbNetworkLib b/libs/DbNetworkLib
new file mode 160000
index 0000000..ad8a80a
--- /dev/null
+++ b/libs/DbNetworkLib
@@ -0,0 +1 @@
+Subproject commit ad8a80ac9b2b50ea37c5ff43eb14f5aa433e8582
diff --git a/libs/libs.pro b/libs/libs.pro
index 21793a5..c280450 100644
--- a/libs/libs.pro
+++ b/libs/libs.pro
@@ -2,6 +2,7 @@ TEMPLATE = subdirs
 
 SUBDIRS += DbCoreLib \
            DbGuiLib \
+           DbNetworkLib \
            unittests
 
 unittests.depends += DbCoreLib
diff --git a/project.pri b/project.pri
index 3aec67b..efc6adc 100644
--- a/project.pri
+++ b/project.pri
@@ -25,6 +25,11 @@ for(DBLIB, DBLIBS) {
 
         INCLUDEPATH += $$PWD/libs/DbGuiLib
         DEPENDPATH += $$PWD/libs/DbGuiLib
+    } else: equals(DBLIB, "dbnetwork") {
+        LIBS += -ldbnetwork
+
+        INCLUDEPATH += $$PWD/libs/DbNetworkLib
+        DEPENDPATH += $$PWD/libs/DbNetworkLib
     } else: equals(DBLIB, "messaginglib") {
         LIBS += -lmessaginglib