diff --git a/docs/NETWORK-PHYSICAL-MAP.md b/docs/NETWORK-PHYSICAL-MAP.md
index fa96163..75e0c17 100644
--- a/docs/NETWORK-PHYSICAL-MAP.md
+++ b/docs/NETWORK-PHYSICAL-MAP.md
@@ -16,9 +16,9 @@ block-beta
 
     block:rack10["10" Rack (9U)"]:3
         columns 3
-        U9["U9"] ISP["ISP Gtw "] e1[" "]
+        U9["U9"] SH9["Shelf + ISP Gtw"] e1[" "]
         U8["U8"] PP2["PP2 (12p)"] e2[" "]
-        U7["U7"] SW25["2.5GbE Switch"] e3[" "]
+        U7["U7"] SH7["Shelf + ZX1"] e3[" "]
         U6["U6"] empty6["(empty)"] e4[" "]
         U5["U5"] empty5["(0.5 empty)"] e5[" "]
         U4["U4"] unraid4["(XU-continued)"] e6[" "]
@@ -27,18 +27,20 @@ block-beta
         U1["U1"] unraid1["XTRM-Unraid"] e9[" "]
     end
 
-    style ISP fill:#f9f,stroke:#333
+    style SH9 fill:#f9f,stroke:#333
     style PP2 fill:#bbf,stroke:#333
-    style SW25 fill:#bfb,stroke:#333
+    style SH7 fill:#bfb,stroke:#333
     style unraid1 fill:#fbb,stroke:#333
     style unraid2 fill:#fbb,stroke:#333
 ```
 
 | U | Device | Model | Height | Notes |
 |---|--------|-------|--------|-------|
-| U9 | IGP Fiber Gateway (Vivacom) | Vivacom Fiber ONT | 1U | WAN connection |
+| U9 | Shelf | 10" Rack Shelf | 1U | Holding ISP Gateway |
+| U9 | IGP Fiber Gateway (Vivacom) | Vivacom Fiber ONT | - | On shelf, WAN connection |
 | U8 | Patch Panel 2 | 10" 12-port Cat6a | 1U | Room connections |
-| U7 | ZX1 \| ZX-SWTGW218AS | 8x 2.5G + 2x 10G SFP+ | 1U | Core switch |
+| U7 | Shelf | 10" Rack Shelf | 1U | Holding ZX1 |
+| U7 | ZX1 \| ZX-SWTGW218AS | 8x 2.5G + 2x 10G SFP+ | - | On shelf, Core switch |
 | U6-U4.5 | (1.5 Uempty) | 1.5 U | - | - |
 | U1-U4.5 | XTRM-Unraid | NAS Server | 2U | 4x 2.5GbE NIC |
 
@@ -54,19 +56,20 @@ block-beta
 
     block:rack19["19" Rack (3U)"]:3
         columns 3
-        U3b["U3"] HAP["hAP ax³ (on shelf)"] f1[" "]
+        U3b["U3"] SH3["Shelf + HAP1"] f1[" "]
         U25["U2.5"] PP1["Patch Panel 1 (24p)"] f2[" "]
         U1b["U1"] CSS["CSS326-24G-2S+"] f3[" "]
     end
 
-    style HAP fill:#f9f,stroke:#333
+    style SH3 fill:#f9f,stroke:#333
     style PP1 fill:#bbf,stroke:#333
     style CSS fill:#bfb,stroke:#333
 ```
 
 | U | Device | Model | Height | Notes |
 |---|--------|-------|--------|-------|
-| U3 | HAP1 \| hAP ax³ | MikroTik hAP ax³ | 1U | On rack shelf |
+| U3 | Shelf | 19" Rack Shelf | 1U | Holding HAP1 |
+| U3 | HAP1 \| hAP ax³ | MikroTik hAP ax³ | - | On shelf, Router |
 | U2.5 | Patch Panel 1 | 19" 24-port Cat6a | 0.5U | Room connections |
 | U2.5-U1 | (0.5 U empty) | 0.5 U | - | - |
 | U1 | CSS1 \| CSS326-24G-2S+ | MikroTik CSS326-24G-2S+ | 1U | Distribution switch |