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446 Building a Network Access Control Solution with IBM Tivoli and Cisco Systems
Security Compliance Manager and NAC compliance
subsystem
Figure A-3 shows the compliance subsystem and data flow between the
subcomponents that can help during problem determination and also provides
insight to better understand the interactions between the modules.
Figure A-3 The compliance subsystem
Cisco Trust Agent
Process
Posture
Request
Process
Posture
Notification
Query
Posture
Status
Change
SCM PlugIn.dll
Called by Cisco Trust Agent, Socket
communication with SCM Policy Collector
Socket Communication
Cisco Trust Agent Posture Query Handler
Posture Cache Handler
Posture Collector Handler
Remediation Handler
SCM Policy Collector (SPC)
Posture
Data
Cache
Posture Collector A
Posture Collector B
Posture Collector C
Posture Collector D
SCM Agent
Collector Scheduler
TCM Web Gateway