What will be enabled by the scanning technology-The Dynamic Vector Streaming (DVS)?

A.
Firmware-level virus detection

B.
Layer 4 virus detection

C.
Signature-based spyware filtering

D.
Signature-based virus filtering

Explanation:
The scanning technology-The Dynamic Vector Streaming(DVS) belongs to IronPort.
IronPort is designed to protect an enterprise from various Internet threats that target
e-mail and web security. IronPort’s e-mail security capabilities are readily used by 20
percent of the largest enterprise organizations in the world.
In addition to enterprise-level e-mail protection, the IronPort S-Series is the industry’s
fastest web security appliance. This appliance combines a high-performance security
platform with Web Reputation technology and a Dynamic Vectoring and Streaming
(DVS) engine. The DVS engine is a new scanning technology that enables
signature-based spyware filtering. This solution is complemented by a comprehensive set
of management and reporting tools that provide ease of administration and complete
visibility into threatrelated activities.