diff --git a/.obsidian/plugins/obsidian-git/data.json b/.obsidian/plugins/obsidian-git/data.json
index b3409c6..7cdd8c1 100755
--- a/.obsidian/plugins/obsidian-git/data.json
+++ b/.obsidian/plugins/obsidian-git/data.json
@@ -1,9 +1,9 @@
 {
   "commitMessage": "vault backup: {{date}}",
   "commitDateFormat": "YYYY-MM-DD HH:mm:ss",
-  "autoSaveInterval": 0,
-  "autoPushInterval": 0,
-  "autoPullInterval": 0,
+  "autoSaveInterval": 90,
+  "autoPushInterval": 1,
+  "autoPullInterval": 45,
   "autoPullOnBoot": false,
   "disablePush": false,
   "pullBeforePush": true,
@@ -14,7 +14,7 @@
   "updateSubmodules": false,
   "syncMethod": "merge",
   "customMessageOnAutoBackup": false,
-  "autoBackupAfterFileChange": false,
+  "autoBackupAfterFileChange": true,
   "treeStructure": false,
   "refreshSourceControl": true,
   "basePath": "",
@@ -50,7 +50,9 @@
     },
     "textColorCss": "var(--text-muted)",
     "ignoreWhitespace": false,
-    "gutterSpacingFallbackLength": 5
+    "gutterSpacingFallbackLength": 5,
+    "lastShownAuthorDisplay": "initials",
+    "lastShownDateTimeFormatOptions": "date"
   },
   "autoCommitMessage": "vault backup: {{date}}"
 }
\ No newline at end of file
diff --git a/.obsidian/workspace.json b/.obsidian/workspace.json
index a083f43..2b4e60d 100755
--- a/.obsidian/workspace.json
+++ b/.obsidian/workspace.json
@@ -4,51 +4,24 @@
     "type": "split",
     "children": [
       {
-        "id": "01cd9de2f47303ef",
+        "id": "965d43683d278f31",
         "type": "tabs",
         "children": [
           {
-            "id": "7f1ed2faf0dde1b7",
+            "id": "a1b43276ca9ba4a4",
             "type": "leaf",
             "state": {
               "type": "markdown",
               "state": {
-                "file": "Semester 7/REDIG/Vorlesung 9.md",
+                "file": "Semester 7/INKOM/Vorlesung 12.md",
                 "mode": "source",
                 "source": false
               },
               "icon": "lucide-file",
-              "title": "Vorlesung 9"
-            }
-          },
-          {
-            "id": "eab95fbe8bc048a5",
-            "type": "leaf",
-            "state": {
-              "type": "markdown",
-              "state": {
-                "file": "Semester 7/REDIG/Vorlesung 10.md",
-                "mode": "source",
-                "source": false
-              },
-              "icon": "lucide-file",
-              "title": "Vorlesung 10"
-            }
-          },
-          {
-            "id": "ae9ebe2f65d51bc1",
-            "type": "leaf",
-            "state": {
-              "type": "release-notes",
-              "state": {
-                "currentVersion": "1.11.5"
-              },
-              "icon": "lucide-book-up",
-              "title": "Release Notes 1.11.5"
+              "title": "Vorlesung 12"
             }
           }
-        ],
-        "currentTab": 2
+        ]
       }
     ],
     "direction": "vertical"
@@ -218,12 +191,13 @@
       "workspaces:Manage workspace layouts": false
     }
   },
-  "active": "ae9ebe2f65d51bc1",
+  "active": "a1b43276ca9ba4a4",
   "lastOpenFiles": [
+    "Semester 7/REDIG/Vorlesung 9.md",
+    "Semester 7/INKOM/Vorlesung 12.md",
+    "Semester 7/REDIG/Vorlesung 10.md",
     "conflict-files-obsidian-git.md",
     "Semester 6/List of Shame.md",
-    "Semester 7/REDIG/Vorlesung 9.md",
-    "Semester 7/REDIG/Vorlesung 10.md",
     "Semester 7/INKOM/Vorlesung 11.md",
     "Semester 7/Medienheorie/Vorlesung 10.md",
     "Semester 7/INKOM/Vorlesung 3.md",
@@ -257,7 +231,6 @@
     "Praktikum/Hella.md",
     "Semester 7/Medienheorie/Vorlesung 8.md",
     "Semester 7/Medienheorie/Vorlesung 7.md",
-    "Semester 7/REDIG/Übungsblatt 7.md",
     "Semester 7/INKOM/figures/Pasted image 20251107093559.png",
     "Semester 6/COMARCH/Zusammenfassung/Pasted image 20250708193937.png",
     "Semester 6/COMARCH/Zusammenfassung/Pasted image 20250708193917.png",
diff --git a/Semester 7/INKOM/Vorlesung 12.md b/Semester 7/INKOM/Vorlesung 12.md
new file mode 100644
index 0000000..23cf5bf
--- /dev/null
+++ b/Semester 7/INKOM/Vorlesung 12.md	
@@ -0,0 +1,18 @@
+# Klausurvorbereitung
+## Netzwerkadresse bestimmen
+172\. 16.100.34/30
+Netzmaske: 255.255.255.252
+Netzadresse: 172.16.100.32
+Broadcast:      172.16.100.35
+
+anderes Beispiel:
+192.168.0.0
+255.255.240.0
+
+logisch betrachtet /20 CIDR Netz
+
+anderes Beispiel:
+
+10.0.50.0
+255.255.255.252 -> /30 Netz
+Netzadresse: 10.0.50.0 (?)