diff --git a/journals/2023_02_20.md b/journals/2023_02_20.md
index 3ec8b919..91bc2b21 100644
--- a/journals/2023_02_20.md
+++ b/journals/2023_02_20.md
@@ -52,5 +52,13 @@
 			  _dmarc.mexl.de
 			  v=DMARC1; p=quarantine; adkim=r; aspf=r
 			  ```
--
+		- Create Docker network
+			- ``` bash
+			  sudo docker network create -d bridge \
+			      --subnet=10.0.0.0/24 \
+			      --gateway=10.0.0.1 \
+			      sl-network
+			  ```
+		- Postgress
+			-
 -
\ No newline at end of file