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Vpn - Essays

Vpn


– A cost effective alternative
The need for connectivity to the company network outside of the office has increased dramatically in the past several years. As telecommuting and integration of back offices due to the acquisition of other companies become standard procedure for IT departments, there has never been a greater need for remote access to corporate data, E-mail, and applications.
In the past, it was possible for companies of all sizes to make this type of visibility available to only executives and top sales people using a low end access server, several phone lines and a modem. With these executive and sales types just happy to connect for whatever reason, to copy a file ...

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all of these networking issues: access for mobile users, remote site connectivity, E commerce with trading partners and a solid internal structure that leverages investments in infrastructure. Use the Internet. By implementing a Virtual Private Network (), a remote user, site or trading partner can connect to another network through the existing Internet infrastructure. (Figure A)




Using a combination of tunneling, encryption and access controls, VPNs allow users to connect securely to a corporate server located on a corporate LAN using the routing infrastructure provided by a public internetwork (such as the Internet). Connection to the Internet can be made by using any combination of access technologies including T1, frame relay, ISDN, ATM or dial access. To the user, the connection between his workstation and the server appears as if data is being sent over a private connection.

When it comes to remote-access for mobile users, the idea is for them to gain ...

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ISP services.

As for the internal IT department, they can now reduce costs associated with supporting the remote users. If using a VPN, it would be possible to eliminate modem pools and access servers as well as issues about busy signals, at least within their realm of responsibility. Not only are support costs reduced, but it would now be possible to eliminate the PRI circuits used for dial up access, and associated hardware.

Another excellent use of VPN technology is site-to-site connectivity. Like access for remote users, branch offices connect to corporate resources using tunnels through public networks on a provider’s backbone or the Internet.

This solution may ...

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"Vpn." Essayworld.com. April 9, 2004. Accessed March 28, 2024. http://www.essayworld.com/essays/Vpn/5940.
"Vpn." Essayworld.com. April 9, 2004. Accessed March 28, 2024. http://www.essayworld.com/essays/Vpn/5940.
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PAPER DETAILS
Added: 4/9/2004 06:04:49 AM
Category: Miscellaneous
Type: Premium Paper
Words: 2022
Pages: 8

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