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Configure MIB Table Restrictions

Several parameters exist in the sysedge.cf file for preventing the SystemEDGE agent from populating certain tables in the Systems Management Empire MIB. None of the parameters are entered by default, but you can add them to restrict access to tables that contain sensitive information or consume significant resources.

To disable support for certain MIB tables, enter any of the following lines in the sysedge.cf file, depending on the table to restrict:

no_process_table

Restricts populating the Process table. The table can discover the processes running on the underlying system, which could violate the local security policies in effect.

no_topprocs_table

Restricts populating objects in the Top Processes table.

no_who_table

Restricts populating the Who table, which provides information about users who are currently logged in to a system. The disclosure of this type of information can pose a potential security risk.

no_usergroup_table

Restricts populating the User and Group tables, which provide information about the user accounts and user groups configured for the system. You may want to restrict access to these table if your organization considers the disclosure of user and group information a security issue or if you have a distributed system with large numbers of users and groups. The agent periodically caches this information internally, so storing user and group information could consume a significant amount of resources.

no_trapcommunity_table

Restricts populating the Trap Community table, which provides information about the agent's current SNMP configuration, including version, communities, and trap destinations. You may want to restrict access to this table due to the sensitive nature of SNMP settings such as communities.

no_mirror_monitor_table

Restricts populating the Mirror Monitor table, which provides a read-only mirror of the Self Monitor table that enables displaying monitor entries in a special context without searching the entire Self Monitor table. You may want to disable this table if a mirror of the Self Monitor table would consume too many resources.

no_mirror_aggregate_table

Restricts populating the Mirror Aggregate table, which provides a read-only mirror of the Aggregate table that enables displaying aggregate entries in a special context without searching the entire Aggregate table. You may want to disable this table if a mirror of the Aggregate table would consume too many resources.

For more information about any of these tables, see the chapter "Systems Management Empire MIB."