May 2006
Intermediate to advanced
480 pages
12h 20m
English
Content preview from Understanding TCP/IP
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14.3 Gateway
A gateway is an intermediate node that works similarly to a proxy. The main difference is that a gateway changes one application protocol to the other protocol. The most common type of a gateway has a server part that accepts HTTP requests from clients and changes them into FTP communications as shown in the following figure:
14.6: Gateway
An interesting feature of the FTP gateway is that if a user wants to display the content of a directory, the gateway finds out only the directory content as listed by the list command of the FTP protocol. Such a directory listing is not an HTML formatted web page. However, the gateway must display ...
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