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3.2.5.2 VACM Setting
User can use the View-based Access Control Model (VACM) to define
whether access to a specified managed object is authorized. Access
control is done at the following points:
When processing retrieval request messages from the SNMP
manager.
When processing modification request messages from the SNMP
manager.
When notification messages must be sent to the SNMP manager.
The following tokens for VACM access security that user can use:
Community to Security for V1/V2c
Map the community name (COMMUNITY) into a security name.
The Community to Security token takes NAME SOURCE and
COMMUNITY options. User can use this token to give SNMPv3
security privileges to SNMPv1 and SNMPv2 users and communities
Index: Index of Community to Security. Tick the checkbox to
enable the recordset.
Security Name: is a name that will use by the group table.
IP source: Describes a host or network.
Community: The community name that is used.
Group
Map the security names into group names. (For SNMP V3, the
security Name is the user ID in Basic setting.)
Index: Index of Group. Tick the checkbox to enable the recordset.
Group Name: A group name is given to a group of users and is
used when managing their access rights.
Security Model: Assign security model for group.
Security Name: Assign security name for group. This field will
obtain from the 'Security Name' of 'Comunity to Security' when
security model is v1 or v2c, or obtain from the 'User ID' of 'usm'
when security model is usm.
Figure 3-2-28
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