second datum instance guide

README.md

@@ -9,4 +9,5 @@ Bitcoin Knots
 DATUM
 ---
 
-- [edit json config on umbrel](page/datum/umbrel-datum-json.md)
+- [edit json config on umbrel](page/datum/umbrel-datum-json.md)
+- [How to setup a second datum instance on start9](page/2nddatum.md)

page/2nddatum.md

@@ -0,0 +1,32 @@
+How to setup a second datum instance on [Start9](https://start9.com).
+===
+
+**Follow this guide only if you have already a datum instance running!**
+
+1. Download the [special datum package](https://github.com/Retropex/datum-gateway-startos/releases/tag/v0.3.1-SI).
+2. Login to your start9 server.
+3. Go to system -> sideload a service:
+
+<img src="../pictures/1-datum2.png" width="50%" height="50%" />
+
+4. Upload the package downloaded previously and wait for the install to finish.
+5. Click on configure and enter your desiered configuration and you Bitcoin address:
+
+<img src="../pictures/2-datum2.png" width="50%" height="50%" />
+
+6. Click on start to start datum.
+7. Now go to the settings of your Bitcoin Knots package.
+8. Under the "advanced" section there is a "block notify" field, replace it's content by this one:
+
+```bash
+curl -s -m5 http://datum.embassy:7152/NOTIFY http://datumtwo.embassy:17152/NOTIFY
+```
+
+<img src="../pictures/3-datum2.png" width="50%" height="50%" />
+
+9. Save and click on start to start Bitcoin Knots again.
+10. If your miners do not support mDNS then follow the simple proxy instruction on the instruction tab:
+
+<img src="../pictures/4-datum2.png" width="50%" height="50%" />
+
+Done! you now have two datum instance.