RE: [HTTPfutures] Dan Connolly on HTTP goofs and musings / Two Way Web

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From: Larry Masinter (
Date: Fri Aug 18 2000 - 08:55:34 PDT

> Proxies unilaterally disconnect long lived streams at a timeout, usually
> 5-15 mins. Without acks it is impossible for a sender to know which
> messages were sent but not received. So an http based protocol like SOAP
> has to support retransmission by numbering packets, caching them, setting
> some kind of ack, and manually doing reassembly. In other words, the
> browser assumptions of the infrastructure force us to reinvent TCP on top
> HTTP as if HTTP were IP, and that leads to a situation where we get TCP,
> except slow and buggy. bleh. bleh. bleh.

> This must have been discussed by hard core HTTPists like Roy F. Anybody
> know what the result was?

Proxies were an afterthought; SOAP doesn't consider them. Result:
SOAP over HTTP su... er, has technical difficulties.

You might be better off using SOAP over TCP and TCP over HTTP



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