3Com Switch 8807, Command Reference Manual

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Logging in to Switch Commands 59
Use the undo service-type telnet command to restore the default level of
command a user can use after login.
Commands are classified into four levels, namely visit level, monitoring level,
configuration level and management level. They are introduced as follows:
■
Visit level: Commands of this level involve command of network diagnosis tool
(such as
ping and tracert ), command of switch between different language
environments of user interface ( language-mode ), and telnet command etc.
The operation of saving configuration file is not allowed on this level of
commands.
■
Monitoring level: Commands of this level, including the display command and
the debugging command, are used for system maintenance, service fault
diagnosis, etc. The operation of saving the configuration file is not allowed on
this level of commands.
■
Configuration level: Service configuration commands, including routing
command and commands on each network layer, are used to provide direct
network service to the user.
■
Management level: These are commands that influence the basic operation of
the system and system support module, which plays a supporting role on
service. Commands of this level involve file system commands, FTP commands,
TFTP commands, XModem downloading commands, user management
commands, and level setting commands.
Example
# Configure the user zbr to use commands at level 0 after login.
<SW8800>system-view
System View: return to User View with Ctrl+Z.
[SW8800] local-user zbr
[3Com-luser-zbr] service-type telnet level 0
set authentication
password
Syntax
set authentication password { cipher | simple } password
undo set authentication password
View
User interface view
Parameter
cipher : Displays the current password with cipher text.
simple : Displays the current password with plain text.
password : If the authentication is in the simple mode, the password must be in
plain text. If the authentication is in the cipher mode, the password can be either
in encrypted text or in plain text. The result is determined by the input. A plain text
password is a sequential character string of no more than 16 digits, for example,
3com918. The length of an encrypted password must be 24 digits and in
encrypted text, for example, _(TT8F]Y5SQ=^Q‘MAF4<1!!.