diff --git a/.obsidian/workspace b/.obsidian/workspace
index fdd49b5..bf2eabc 100644
--- a/.obsidian/workspace
+++ b/.obsidian/workspace
@@ -9,7 +9,7 @@
         "state": {
           "type": "markdown",
           "state": {
-            "file": "School/Analyse/Comminucation Mediums.md",
+            "file": "School/Analyse/OSI Model.md",
             "mode": "source"
           }
         }
@@ -68,7 +68,7 @@
             "state": {
               "type": "backlink",
               "state": {
-                "file": "School/Analyse/Comminucation Mediums.md",
+                "file": "School/Analyse/OSI Model.md",
                 "collapseAll": false,
                 "extraContext": false,
                 "sortOrder": "alphabetical",
@@ -87,15 +87,15 @@
   },
   "active": "bc6e8ad9aa0f44c3",
   "lastOpenFiles": [
-    "School/Analyse/Comminucation Mediums.md",
+    "School/Analyse/OSI Model.md",
+    "School/Analyse/Images/OSI-model.png",
     "School/Analyse/Network Software.md",
+    "School/Analyse/Computer Networks.md",
+    "School/Analyse/Comminucation Mediums.md",
     "School/Analyse/Network Types.md",
     "School/Analyse/Network Hardware.md",
-    "School/Analyse/Computer Networks.md",
     "School/Analyse/Packet.md",
     "School/Analyse/Untitled.md",
-    "Network Hardware.md",
-    "README.md",
-    "Untitled.md"
+    "Network Hardware.md"
   ]
 }
\ No newline at end of file
diff --git a/School/Analyse/Comminucation Mediums.md b/School/Analyse/Comminucation Mediums.md
index a6be13a..a95cc37 100644
--- a/School/Analyse/Comminucation Mediums.md	
+++ b/School/Analyse/Comminucation Mediums.md	
@@ -1,3 +1,3 @@
-# Cominucation Mediums
+# Comminucation Mediums
 ## Cables
 ## Wireless
\ No newline at end of file
diff --git a/School/Analyse/Images/OSI-model.png b/School/Analyse/Images/OSI-model.png
new file mode 100644
index 0000000..fa401a2
Binary files /dev/null and b/School/Analyse/Images/OSI-model.png differ
diff --git a/School/Analyse/Network Software.md b/School/Analyse/Network Software.md
index 907951f..ce9bcc4 100644
--- a/School/Analyse/Network Software.md	
+++ b/School/Analyse/Network Software.md	
@@ -4,6 +4,8 @@ Network software is a set of rules defining how a [[Packet]] should be handled o
 
 **These rules are defined as protocols**
 
+The standard model that everyone uses is the [[OSI Model]]
+
 ## Network Protocols
 Network protocols defines the rules needed for multiple computers to communicate correctly with each other. You can compare it to our rules in natural languages.
 
diff --git a/School/Analyse/OSI Model.md b/School/Analyse/OSI Model.md
new file mode 100644
index 0000000..4da25e1
--- /dev/null
+++ b/School/Analyse/OSI Model.md	
@@ -0,0 +1,4 @@
+# OSI Model
+The OSI Model is a layered protocol model. It was proposed by the International Organization for Standardization. 
+
+![[OSI-model.png]]
\ No newline at end of file