Defining Access Privileges for an SNMP Group (C-Web Interface)
To configure MIB views with a group for the VACM:
Click Configure, and expand SNMP>V3>VACM>Access.
From the Create new list, select Group.
Enter a name for the new Group in the dialog box, and click OK.
The group name is the name for a collection of SNMP security names that belong to the same SNMP access policy.
From the side pane, expand the name of the group, click on Default Context Prefix,
From the Create New box, select the Security Model for access privileges.
From the Create New box, select the Security Level for access privileges.
The Security pane appears.
Enter information as described in the Help text in the main pane, and then click Apply.