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Special Edition Using® Crystal Reports® 10 by Roger Sanborn, Steve Lucas, Kathryn Hunt, Joe Estes, Michael Voloshko, James Edkins, Bob Coates, Naisan Geula, Ryan Marples, Neil FitzGerald

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Understanding Network Protocols

To have a clear understanding of how firewalls operate (and how Crystal Enterprise is configured within a firewall), review the major protocols used within the Internet.

Major Internet Protocols and Services

A standard number of Internet services work in conjunction with firewalls. These services are the primary reason for firewalls because companies want to control who and what goes over these services to their internal network.

HyperText Transfer Protocol

HTTP is the primary protocol that underlies the Web: It provides users access to the files that make up the Web. These files can be in many different formats (text, graphics, audio, video, and so on). This protocol is in clear text and usually operates over ...

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