Basic HTML version of Foils prepared 23 February 97

Foil 3 Architecture

From A WWW On-line Chat and Bulletin-Board System For Collaborative Interaction Rome Lab Quarterly Review for CIV -- June 28 96. by Gang Cheng *
1 1 a client enters an message
2 via a netscape browser
3 2 the message is sent to the
4 Web server via HTTP
5 3 the message is logged into
6 a database managed by the
7 RDBMS server
8 4 other clients keep checking
9 if new message arrived
10 5 the check request is sent
11 to the Web server via HTTP
12 6 the RDBMS server checks the message database
13 7 if a new message found, it is sent back to the client via HTTP
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