Dell Chromebook 5190 2-in-1 Owner's Manual page 60

Table 15. Advanced help command (continued)
Command
p2p_update [enable | disable]
rlz < status | enable | disable>
rollback
route [-n] [-6]
set_apn [-n <network-id>] [-u <username>] [-p
<password>] <apn>
set_apn - c
set_arpgw <true | false>
set_cellular_ppp [-u <username>] [-p <password>]
set_cellular_ppp -c
sound <command> <argument>
storage_status
storage_test_1
storage_test_2
syslog <message>
tpcontrol{status | taptoclick [on|off] sensitivity [1-5] | set
<property>< value>} tpcontrol {syntp [on|off]}
tracepath [-n] <destination>[/port]
update_over_cellular [enable|disable]
upload crashes
wpa_debug [<debug_level>] [--help] [--list_valid_level] [--
reset]
xset m [acc_mult[/acc_div] [thr]] xset m default
xset r rate [delay [rate]]
xset r [keycode] < on|off >
60 Diagnostic and troubleshooting
Purpose
Enables or disables the peer-to-peer (P2P) sharing of updates
over the local network. This will both attempt to get updates
from other peers in the network and shares the downloaded
updates with them. Run this command without arguments to
see the current state.
Enables or disables RLZ.
Attempts to roll back to the previous update cached on
your system. Only available on non-stable channels and non-
enterprise enrolled devices. Please note that this will power
wash your device.
Displays the routing tables.
Sets the APN to use when connecting to the network
specified by <network-id>. If <network-id> is not specified,
use the network-id of the currently registered network.
Clears the APN to be used, so that the default APN is used
instead.
Turns on the extra network state checking to make sure the
default gateway is reachable.
Sets the PPP username and/or password for an existing
cellular connection. If neither -u nor -p is provided, this shows
the existing PPP username for the cellular connection.
Clears any existing PPP username and PPP password for an
existing cellular connection.
Low level sound configuration. Can be used to play/record
audio samples and enable beam forming on Pixel. sound
beamforming <on|off > will enable/disable the feature.
sound record [duration] will start recording. sound play
<filename> plays the recorded audio samples
Reads storage device SMART health status, vendor attributes,
and error logs.
Performs a short offline SMART test.
Performs an extensive readability test.
Logs a message to system log.
Allows the user to manually adjust advanced touchpad
settings.
Traces the path/route to a network host.
Enables or disables the auto updates over cellular networks.
Run without arguments to see the current state.
Uploads available crash reports to the crash server.
Sets the wpa_supplicant debugging level.
Tweaks the mouse acceleration rate.
Tweaks the autorepeat rates. The delay is the number of
milliseconds before autorepeat starts. The rate is the number
of repeats per second.
Turns autorepeat on/off. If a keycode is specified, it affects
only that key. If not specified, it affects global behavior.