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3Com Switch 7750 Series
Command Reference Guide – Login Chapter 1
Login Commands
1-18
Description
Use the service-type command to specify the login type and the corresponding
available command level.
Use the undo service-type command to cancel login type configuration.
Commands fall into four command levels: access, monitor, system, and
administration, which are described as follows:
z Access level: Commands of this level are used to diagnose network and change
the language mode of user interface, such as the ping, tracert, and
language-mode command. The Telnet command is also of this level.
Commands of this level cannot be saved in configuration files.
z Monitor level: Commands of this level are used to maintain the system, to debug
service problems, and so on. The display and debugging command are of
monitor level. Commands of this level cannot be saved in configuration files.
z System level: Commands of this level are used to configure services.
Commands concerning routing and network layers are of system level. You can
utilize network services by using these commands.
z Administration level: Commands of this level are for the operation of the entire
system and the system supporting modules. Services are supported by these
commands. Commands concerning file system, file transfer protocol (FTP),
trivial file transfer protocol (TFTP), downloading using XModem, user
management, and level setting are of administration level.
Example
# Configure commands of level 0 are available to the users logging in using the user
name of “zbr”.
<3Com> system-view
System View: return to User View with Ctrl+Z.
[3Com] local-user zbr
[3Com-luser-zbr] service-type telnet level 0
# To verify the above configuration, you can quit the system, log in again using the
user name of “zbr”, and then list the available commands, as listed in the following.
[3Com] quit
<3Com> ?
User view commands
:
cluster Run cluster command
debugging Enable system debugging functions
language-mode Specify the language environment
ping Send echo messages
quit Exit from current command view
super Privilege the current user a specified priority level