Users Guide

Related
Commands
● access-class — restricts the incoming connections to a particular IP address in an IP access control
list (ACL).
● password — specifies a password for users on terminal lines.
login concurrent-session
Configures the limit of concurrent sessions for all users on console and virtual terminal lines.
Syntax
login concurrent-session {limit number-of-sessions | clear—line enable}
no login concurrent-session {limit number-of-sessions | clear—line enable}
Parameters
limit number-of-
sessions
Sets the number of concurrent sessions that any user can have on console and
virtual terminal lines. The range is from 1 to 12 (10 VTY lines, one console, and one
AUX line).
clear-line enable
Enables you to clear your existing sessions.
Defaults Not configured. You can use all the available sessions.
Command Modes CONFIGURATION
Command
History
This guide is platform-specific. For command information about other platforms, see the relevant Dell
Networking OS Command Line Reference Guide.
Version Description
9.8(2.0) Introduced on the S3100 series.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.8(0.0) Introduced on the S4810, S4820, S5000, S6000, S6000-ON, and Z9500.
Usage
Information
You must have either the System Administrator or Security Administrator privileges to configure login
concurrent-session limit or to enable clear-line.
To limit the number of concurrent sessions that any user can have on console, auxiliary, and virtual
terminal lines, use the login concurrent-session limit number-of-sessions command.
If the login concurrent-session clear-line enable command is configured, you are
provided with an option to clear any of your existing sessions after a successful login authentication.
When you reach the maximum concurrent session limit, you can still log in by clearing any of your existing
sessions.
Example
The following example shows how to limit the number of concurrent sessions that any user can have to
four:
Dell(conf)# login concurrent-session limit 4
Dell(conf)#
The following example shows how to use the login concurrent-session clear-line enable
command.
Dell(conf)# login concurrent-session clear-line enable
Dell(conf)#
When you try to log in, the following message appears with all your existing concurrent sessions, providing
an option to close any one of the existing sessions:
$ telnet 10.11.178.14
Trying 10.11.178.14...
Control and Monitoring 105