Connection and System Banner Commands

This chapter describes the function and displays the syntax for connection and system banner commands. For more information about defaults and usage guidelines, see the corresponding chapter of the Configuration Fundamentals Command Reference.

banner exec

To display a message on terminals with an interactive EXEC, use the banner exec global configuration command. This command specifies a message to be displayed when an EXEC process is created (a line is activated, or an incoming connection is made to a VTY). The no form of this command disables the EXEC banner.

banner exec d message d
no banner exec

d	Delimiting character of your choice--a pound sign (#) for example. You cannot use the delimiting character in the banner message.
message	Message text.

banner incoming

To specify a message used when you have an incoming connection to a line from a host on the network, use the banner incoming global configuration command. The no form of this command disables the incoming connection banner.

banner incoming d message d
no banner incoming

d	Delimiting character of your choice--a pound sign (#) for example. You cannot use the delimiting character in the banner message.
message	Message text.

banner motd

To specify a message-of-the-day (MOTD) banner, use the banner motd global configuration command. The no form of this command disables the MOTD banner.

banner motd d message d
no banner motd

d	Delimiting character of your choice--a pound sign (#) for example. You cannot use the delimiting character in the banner message.
message	Message text.

busy-message

To create a "host failed" message that displays when a connection fails, use the busy-message global configuration command. Use the no form of this command to disable the "host failed" message from displaying on the specified host.

busy-message hostname d message d
no busy-message hostname

hostname	Name of the host that cannot be reached.
d	Delimiting character of your choice--a pound sign (#) for example. You cannot use the delimiting character in the message.
message	Message text.

clear tcp

To clear a TCP connection, use the clear tcp privileged EXEC command.

clear tcp {line line-number | local host-name port remote host-name port | tcb address}

line line-number	TTY line number of the TCP connection to clear.
local host-name port remote host-name port	Local router's host name and port and remote router's host name and port of the TCP connection to clear.
tcb address	Transmission Control Block (TCB) address of the TCP connection to clear. The TCB address is an internal identifier for the end point.

exec

To allow an EXEC process on a line, use the exec line configuration command. Use the no form of this command to turn off the EXEC process for the specified line.

exec
no exec

exec-banner

To control whether banners are displayed or suppressed, use the exec-banner line configuration command. Use the no form of this command to suppress the banner messages.

exec-banner
no exec-banner

exec-timeout

To set the interval that the EXEC command interpreter waits until user input is detected, use the exec-timeout line configuration command. Use the no form of this command to remove the timeout definition.

exec-timeout minutes [seconds]
no exec-timeout

minutes	Integer that specifies the number of minutes.
seconds	(Optional) Additional time intervals in seconds.

name-connection

To assign a logical name to a connection, use the name-connection user EXEC command.

name-connection

refuse-message

To define a line-in-use message, use the refuse-message line configuration command. Use the no form of this command to disable the message.

refuse-message d message d
no refuse-message

d	Delimiting character of your choice--a pound sign (#) for example. You cannot use the delimiting character in the message.
message	Message text.

send

To send messages to one or all terminal lines, use the send EXEC command.

send {line-number | * | aux number | console number | tty number | vty number}

line-number	Line number to which the message will be sent.
*	Sends a message to all TTY lines.
aux number	Sends a message to the AUX port.
console number	Sends a message to the console port.
tty number	Sends a message to an asynchronous line.
vty number	Sends a message to a VTY line.

service linenumber

To configure the Cisco IOS software to display line number information after the EXEC or incoming banner, use the service linenumber global configuration command. Use the no form of this command to disable this function.

service linenumber
no service linenumber

show hosts

To display the default domain name, the style of name lookup service, a list of name server hosts, and the cached list of host names and addresses on the network to which you can connect, use the show hosts user EXEC command.

show hosts

systat

The show users command replaces the systat command. Refer to the description of the show users command for more information.

vacant-message

To display an idle terminal message, use the vacant-message line configuration command. Use the no form of this command to remove the default vacant message or any other vacant message that may have been set.

vacant-message [d message d]
no vacant-message

d	(Optional) A delimiting character of your choice--a pound sign (#), for example. You cannot use the delimiting character in the banner message.
message	(Optional) Vacant terminal message.
d	(Optional) A delimiting character of your choice.