diff --git a/content/notes/01-network and hardware protocols.md b/content/notes/02-network and hardware protocols.md
similarity index 91%
rename from content/notes/01-network and hardware protocols.md
rename to content/notes/02-network and hardware protocols.md
index 1b0c3ff77..be58a6f7a 100644
--- a/content/notes/01-network and hardware protocols.md	
+++ b/content/notes/02-network and hardware protocols.md	
@@ -1,5 +1,5 @@
 ---
-title: "01-network and hardware protocols"
+title: "02-network and hardware protocols"
 tags: 
 - cosc301
 - lecture
@@ -17,7 +17,8 @@ sr-ease: 250
 
 TCP/IP sits in kernel of operating system. packet is passed from RAM to the network card, then through the ethernet cable.
 
-There is a specific bus for tcp/ip between ram and NIC
+There is a specific bus for tcp/ip between ram and NIC ![](https://i.imgur.com/LanUiYW.png)
+
 
 ^ Data link and physical layer.
 
diff --git a/content/notes/cosc-301.md b/content/notes/cosc-301.md
index 7def58e83..52c5432bc 100644
--- a/content/notes/cosc-301.md
+++ b/content/notes/cosc-301.md
@@ -16,7 +16,9 @@ https://www.cs.otago.ac.nz/cosc301/s
 # Notes
 
 # Lectures
-- [[01-network and hardware protocols]]
+- [[01-intro]]
+- [[02-network and hardware protocols]]
+
 
 # Info
 
diff --git a/content/notes/info-305.md b/content/notes/info-305.md
index fc537a654..20dd783bd 100644
--- a/content/notes/info-305.md
+++ b/content/notes/info-305.md
@@ -13,7 +13,6 @@ tags:
 # Notes
 
 # Lectures
-- [[01-intro]]
-- [[02-network and hardware protocols]]
+
 
 # Info
\ No newline at end of file