Security levels – ADTRAN 1200350L1 User Manual
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Chapter 3: Operation
3-8
Router Option Module User Manual
61200350L1-1
Security Levels
Each menu item on the configuration screens has an associated se-
curity level. The security level ranges from 0 (highest security level)
to 5 (lowest security level). This level determines whether a Telnet
session can access that menu item. The Telnet session is assigned a
security level set by the user. Passwords can only be accessed at se-
curity level 0. The maintenance port is always at security level 0.
The security levels are assigned as follows:
Security
Level No.
Description
0
Access all parameters including passwords
1
Access all parameters except passwords
2
Access all parameters except passwords and
authentication methods
3
Access all parameters except passwords,
authentication methods
4
Access only test and status menus
5
Access status menus only