SonicWALL 4.5 manual Internet Independent Updating IIU

Models: 4.5

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Internet Independent Updating (IIU)

Enforced Client Product Guide

Introduction

 

How does the software work?

„If so, the client computer retrieves the update from a peer. (Digital signatures are checked to verify that the computer is valid.)

„If not, the client computer retrieves the update directly from the update site.

4On the client computer, the catalog file is extracted and new components are installed.

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Internet Independent Updating (IIU)

Internet Independent Updating enables computers to use Enforced Client when they are not connected to the Internet. At least one computer on the subnet must have an Internet connection to be able to communicate with the udpate site. That computer is configured as a relay server, and computers without an Internet connection retrieve updates locally from the relay server.

1When a computer without Internet access fails to connect directly to the update site, it requests information from the relay server.

2The relay server downloads a catalog of updates from the update site.

3The computer with no Internet connection downloads the necessary updates from the relay server.

For more information, see Enabling relay servers on page 46.

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SonicWALL 4.5 manual Internet Independent Updating IIU