User Interface Commands

System Message

nv show system message

	nv show system message Display banner messages for different terminal session events: pre-login, post-login and post-logout messages.
Syntax Description	N/A
Default	N/A
History	Updated command output
Example	`admin@nvos:~ nv show system message operational applied ----------- ------------------- ------------------- pre-login pre_login_message pre_login_message post-login post_login_message post_login_message post-logout post_logout_message post_logout_message`
REST API	GET https://<ip>/nvue_v1/system/message
Related Commands	nv set system message pre-login nv set system message post-login
Notes	Printed as raw, unformatted output

nv set/unset system message pre-login message

	nv set system message pre-login {message} nv unset system message pre-login Set/unset the pre-login message.
Syntax Description	message	The new pre-login message to set
Default	N/A
History	25.02.2002
Example	`admin@nvos:~$ nv set system message pre-login new-pre admin@nvos:~$ nv unset system message pre-login`
REST API	PATCH https://<ip>/nvue_v1/system/message
Related Commands	nv show system message
Notes

nv set/unset system message post-login message

	nv set system message post-login {message} nv unset system message post-login Set the post-login message. The unset form of the command unsets the post-login message.
Syntax Description	message	The new post-login message to set
Default	N/A
History	25.02.2002
Example	`admin@nvos:~$ nv set system message post-login new-post admin@nvos:~$ nv unset system message post-login`
REST API	PATCH https://<ip>/nvue_v1/system/message
Related Commands	nv show system message
Notes

nv set/unset system message post-logout

	nv set system message post-logout <message> nv unset system message post-logout Set/unset the post-logout message.
Syntax Description	message	The new post-logout message to set
Default	N/A
History	25.02.2002
Example	`admin@nvos:~$ nv set system message post-logout Goodbye`
REST API	PATCH https://<ip>/nvue_v1/system/message
Related Commands	nv show system message
Notes

Serial-Console

nv show system serial-console

	nv show system serial-console Show system serial console.
Syntax Description	N/A
Default	N/A
History	Updated command output Updated command output
Example	`admin@nvos:~$ nv show system serial-console operational applied ------------------ ----------- -------- sysrq-capabilities disabled disabled`
REST API	GET https://<ip>/nvue_v1/system/serial-console
Related Commands	nv set system serial-console sysrq-capabilities
Notes	Applied after reconnection only.

nv set/unset system serial-console sysrq-capabilities

	nv set/unset system serial-console sysrq-capabilities Enables or disables SysRq key capabilities.
Default	Disabled
History	25.02.2002
Example	`admin@nvos:~$ nv set system serial-console sysrq-capabilities enabled`
REST API	PATCH https://<ip>/nvue_v1/system/ssh-server
Related Commands	nv show system serial-console
Notes

System CLI

nv show system cli

	nv show system cli Show System CLI.
Syntax Description	N/A
Default	N/A
History	25.02.5002
Example	`admin@nvos:~$ nv show system cli operational applied ---------------- ----------- ------- inactive-timeout 20 20`
REST API	GET https://<ip>/nvue_v1/system/cli
Related Commands	nv set system cli inactive-timeout
Notes

nv set/unset system cli inactive-timeout

	nv set system cli inactive-timeout [minutes] nv unset system cli inactive-timeout Configure inactive timeout for CLI.
Syntax Description	minutes	The number of minutes before CLI becomes inactive. Maximum timeout: 86400 (minutes)
Default	20
History	25.02.5002
Example	`admin@nvos:~$ nv set system cli inactive-timeout 300`
REST API	PATCH https://<ip>/nvue_v1/system/cli
Related Commands
Notes

Last updated: June 01, 2026