nmcli-general, nmcli-networking: add page (#8264)

* nmcli-general: add page

* nmcli-networking: add page

pages/linux/nmcli-agent.md

@@ -1,7 +1,7 @@
 # nmcli agent
 
 > Run nmcli as a NetworkManager secret agent or polkit agent.
-> See also: `nmcli radio`.
+> This subcommand can also be called with `nmcli a`.
 > More information: <https://networkmanager.dev/docs/api/latest/nmcli.html>.
 
 - Register nmcli as a secret agent and listen for secret requests:

pages/linux/nmcli-connection.md

@@ -1,6 +1,7 @@
 # nmcli connection
 
 > Connection management with NetworkManager.
+> This subcommand can also be called with `nmcli c`.
 > More information: <https://networkmanager.dev/docs/api/latest/nmcli.html>.
 
 - List all NetworkManager connections (shows name, UUID, type and device):

pages/linux/nmcli-device.md

@@ -1,6 +1,7 @@
 # nmcli device
 
 > Hardware device management with NetworkManager.
+> This subcommand can also be called with `nmcli d`.
 > More information: <https://networkmanager.dev/docs/api/latest/nmcli.html>.
 
 - Print the statuses of all network interfaces:

pages/linux/nmcli-general.md

@@ -0,0 +1,29 @@
+# nmcli general
+
+> Manage general settings of NetworkManager.
+> This subcommand can also be called with `nmcli g`.
+> More information: <https://networkmanager.dev/docs/api/latest/nmcli.html>.
+
+- Show the general status of NetworkManager:
+
+`nmcli general`
+
+- Show the hostname of the current device:
+
+`nmcli general hostname`
+
+- Change the hostname of the current device:
+
+`sudo nmcli general hostname {{new_hostname}}`
+
+- Show the permissions of NetworkManager:
+
+`nmcli general permissions`
+
+- Show the current logging level and domains:
+
+`nmcli general logging`
+
+- Set the logging level and/or domains (see `man NetworkManager.conf` for all available domains):
+
+`nmcli general logging level {{INFO|OFF|ERR|WARN|DEBUG|TRACE}} domain {{domain_1,domain_2,...}}`

pages/linux/nmcli-monitor.md

@@ -1,6 +1,7 @@
 # nmcli monitor
 
 > Monitor changes to the NetworkManager connection status.
+> This subcommand can also be called with `nmcli m`.
 > More information: <https://networkmanager.dev/docs/api/latest/nmcli.html>.
 
 - Start monitoring NetworkManager changes:

pages/linux/nmcli-networking.md

@@ -0,0 +1,21 @@
+# nmcli networking
+
+> Manage the networking status of NetworkManager.
+> This subcommand can also be called with `nmcli n`.
+> More information: <https://networkmanager.dev/docs/api/latest/nmcli.html>.
+
+- Show the networking status of NetworkManager:
+
+`nmcli networking`
+
+- Enable or disable networking and all interfaces managed by NetworkManager:
+
+`nmcli networking {{on|off}}`
+
+- Show the last known connectivity state:
+
+`nmcli networking connectivity`
+
+- Show the current connectivity state:
+
+`nmcli networking connectivity check`

pages/linux/nmcli-radio.md

@@ -1,7 +1,7 @@
 # nmcli radio
 
 > Show radio switches status or enable and disable switches.
-> See also: `nmcli agent`.
+> This subcommand can also be called with `nmcli r`.
 > More information: <https://networkmanager.dev/docs/api/latest/nmcli.html>.
 
 - Show status of Wi-Fi in NetworkManager: