Allied Telesis AT-S62 - Manual (Page 432)

Chapter 22: SNMPv3 Configuration
Section III: SNMPv3 Operations 432
Select one of the following Security Levels:
Note
The value you configure for the Security Level must match the value
configured for the User Name in the Configure SNMPv3 User Table
Menu. See Creating an SNMPv3 User Table Entry on page 360.
N-NoAuthNoPriv
This option represents no authentication and no privacy protocol.
Select this security level if you do not want to authenticate SNMP
users and you do not want to encrypt messages using a privacy
protocol. This security level provides the least security.
Note
If you have selected SNMPv1 or SNMPv2c, N-NoAuthNoPriv is the
only security level you can select.
A-AuthNoPriv
This option represents authentication, but no privacy protocol.
Select this security level if you want to authenticate SNMP users,
but you do not want to encrypt messages using a privacy
protocol.You can select this value if you configured the Security
Model parameter with the SNMPv3 protocol.
P-AuthPriv
This option represents authentication and the privacy protocol.
Select this security level to encrypt messages using a privacy
protocol and authenticate SNMP users. This level provides the
greatest level of security. You can select this value if you
configured the Security Model parameter with the SNMPv3
protocol.
7. After making changes, type R until you return to the Main Menu. Then
type S to select Save Configuration Changes.
Modifying the Message Process Model
You can modify the Message Process Model for SNMPv1 and SNMPv2c
protocol configurations only. When you configure the SNMPv3 protocol,
the Message Process Model is automatically assigned to the SNMPv3
protocol.
To modify the Message Process Model parameter in an SNMPv3 Target
Parameter Table entry, perform the following procedure.
1. Follow steps 1 through 3 in the procedure described in Creating an
SNMPv3 User Table Entry on page 360. Or, from the Main Menu type
5->5->5.