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authorChristian Breunig <christian@breunig.cc>2026-04-16 13:27:23 +0000
committerGitHub <noreply@github.com>2026-04-16 14:27:23 +0100
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parent76e3366ee0302a9908228dbf0d08ed2217883cd7 (diff)
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console: T8375: document "set system console device <device> kernel" command (#1820)
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-rw-r--r--docs/configuration/system/console.rst11
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diff --git a/docs/configuration/system/console.rst b/docs/configuration/system/console.rst
index 1f917e54..a0e46afb 100644
--- a/docs/configuration/system/console.rst
+++ b/docs/configuration/system/console.rst
@@ -22,9 +22,20 @@ Major upgrades to the installed distribution may also require console access.
can be (see completion helper):
* ``ttySN`` - Serial device name
+ * ``ttyAMAN``- Serial device name for some arm64 systems
* ``ttyUSBX`` - USB Serial device name
* ``hvc0`` - Xen console
+.. cfgcmd:: set system console device <device> kernel
+
+ When set, the selected serial console is used as the kernel boot console.
+ When removed, the kernel boot console falls back to tty0.
+
+ .. note:: Only one serial console can carry the ``kernel`` option.
+ When VyOS is installed via serial console, this option is set automatically
+ for the serial interface used during installation; usually ``ttyS0`` or
+ ``ttyAMA0``.
+
.. cfgcmd:: set system console device <device> speed <speed>
The speed (baudrate) of the console device. Supported values are: