diff --git a/homelab/docs/Physical Network Diagram.md b/homelab/docs/Physical Network Diagram.md
index d02391cd..ed3510fe 100644
--- a/homelab/docs/Physical Network Diagram.md	
+++ b/homelab/docs/Physical Network Diagram.md	
@@ -1,3 +1,4 @@
+# Full Network Diagram
 ```mermaid
 flowchart TD;
 	Internet<--Symmetrical 1Gbit Fiber-->ONT;
@@ -23,3 +24,18 @@ flowchart TD;
 				Router<--Cat6-->desktop_dad[Dad's Desktop];
 				Router<-->desktop_gus[Gus' Desktop];	
 ```
+# Router Interfaces
+| Interface | Connected to |
+|:---------:|:------------:|
+| `eth0` | (Upstream) Zyxel C3000Z modem | 
+| `eth1` | Reserved for `192.168.2.1/24` |
+| `eth2` | Homelab switch |
+| `eth3` | Mom's office PC |
+| `eth4` | Gus' PC |
+| `eth5` | (Disconnected) Outlets behind upstairs couch |
+| `eth6` | Maddie's office switch |
+| `eth7` | Dad's office PC |
+| `eth8` | (PoE, injected) Upstairs wireless AP |
+| `eth9` | (PoE, native) Homelab wireless AP |
+| `pppoe0` | PPPoE layer pysically on `eth0` |
+| `switch0` | Internal router switch |
\ No newline at end of file