Academic journal article Journal of Accountancy

Remote Accessibility Revisited. (Letters)

Academic journal article Journal of Accountancy

Remote Accessibility Revisited. (Letters)

Article excerpt

I believe "Remote--But Connected" (JofA, Mar. 02, page 63) contained a number of inaccuracies, which I would like to address:

* The article said firewall installation is an easy do-it-yourself project (page 65). While some installations are relatively straightforward, a professional should be consulted when you have valuable, sensitive information--such as client data--to protect. Knowing how to construct the proper rule base, configure network address translation, harden the underlying operating system and test the firewall's effectiveness requires an experienced security engineer.

* The article also said that setting up a virtual private network (VPN) is quite simple. This would be true if you were a certified network engineer, understood network address translation, routing, IP and were conversant in that vendor's software and hardware. Having the telephone number of the telco's senior technical support engineer would also help.

* The definition of IPSec was incorrect. IPSec stands for Internet Protocol Security, not Internet Protocol Secure. See www.ietf.org/html.charters/ipseccharter.html for some definitions and Internet-Drafts on IPSec and working with VPNs.

* A number of the comments about Microsoft terminal server were also incorrect.

Citrix MetaFrame is a feature-rich application that provides many additional benefits to a terminal server installation. However, there are many circumstances where a simple terminal server installation is the perfect solution.

A Citrix implementation will always cost more than just a Microsoft terminal server implementation. Citrix is installed on top of Windows 2000 Server, which includes terminal server. In order to run terminal server, Microsoft requires each computer connecting to the terminal server to have a Microsoft 2000 Server Client Access License (CAL) and one of the following licenses: Windows 2000 Professional, Windows XP Professional or a Microsoft terminal server CAL. …

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