Server Module

The server module's primary goal is to provide application services to end users and devices. Traffic flows on the server module are inspected by on-board intrusion detection within the Layer 3 switches.

Key Devices

  • Layer 3 switch— provides layer three services to the servers and inspects data crossing the server module with NIDS

  • Call Manager— performs call routing functions for IP telephony devices in the enterprise

  • Corporate and department servers— delivers file, print, and DNS services to workstations in the building module

  • E-Mail server— provide SMTP and POP3 services to internal users

Figure B-12. Server Module: Detail

Threats ...

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