17.1 Overview of Security in TL1 Agent
To prevent the possibility of deliberate or accidental attack (intrusion) on a TL1 NE, Security is provided in the TL1 Agent. Security in the TL1 Agent has been implemented as per the specifications in GR 815 & TR 835.
Security enables authentication, that helps an administrator to prevent unauthorized access to a particular resource. Without authentication on the users accessing a particular resource or using any particular command etc., the NE/NS is at risk of intrusion. Any manager application can access the TL1 NE/NS and perform any operation on any resource which is not desirable. Confidential data may be accessed by anyone and the NE/NS can be easily misused.
The following sections explains in depth about all the Security features in TL1 Agent.
17.2 TL1 Security Features Overview
Following are the Security related features available in the TL1 Agent.
System access control: It authorizes the establishment of a session (i.e., login) and its continuation until logoff.
Resource access control: This feature provides the capability of denying access to the NE/NS resources in the absence of proper authorization (e.g., user privilege, channel privilege, etc.)
Security log: It provides tools to establish an audit trail. If a security breach is suspected, an audit trail may be used to investigate whether/how the breach has occurred.
Autonomous Message: The TL1 Agent supports to generate Autonomous messages when some Security related Events takes place in the TL1 Agent.