Tips-&-Tricks.md

@@ -48,3 +48,17 @@ If you have set a specific locale (e.g. en_AU.UTF-8) then you will probably get
 then page down to your chosen locale, press the space bar to select it - `[ ]` will change to `[*]`, then Tab to move to Ok then Enter.
 
 That will then take an eternity generating all the selected locales and eventually doing the one that you just selected.
+
+## Network Config
+
+Network Manager stores the configuration in `/etc/NetworkManager`. Specifically, information that is per-connection is stored in the `system-connections` subdirectory in files called `xyz.nmconnection` where xyz is the connection name.
+
+The proper way to 'get' and 'set' per-connection settings is via the `nmcli` command.
+
+e.g.
+
+`nmcli conn show`
+`nmcli conn show uuid | grep whatever`
+where uuid is as listed by the first command.
+A specific field can be retrieved with `nmcli -g fieldname conn show uuid`
+A field can be changed with `nmcli conn modify uuid fieldname fieldvalue`