Re: Extension to HTTP V1.x (was HTTP RFC)

John Ellson (
Mon, 16 May 94 23:21:37 EDT

> From: (Christopher McRae)
> I don't think the HIDDEN mechanism solves all the problems with our
> current client-server transaction model, however. I believe that
> browsers will need to provide and advertise a 'callback port' when
> they access certain services. This would avoid the client having
> to wait and/or poll a server when some request takes a long time to
> process.

Can we please avoid 'callback ports' as they are a real pain through
firewalls. Let's just use multithreaded clients instead and just
let that one thread wait until the server is ready.

John Ellson
AT&T Bell Labs