Thread Subject: Re: Second Life
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From: Gregg Vanderheiden
Date: Thu, Aug 02 2007 10:00 PM
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That is what I thought. Thanks
Gregg C Vanderheiden Ph.D.
> -----Original Message-----
> From: = EMAIL ADDRESS REMOVED =
> [mailto: = EMAIL ADDRESS REMOVED = ] On Behalf
> Of Will Pearson
> Sent: Thursday, August 02, 2007 8:42 PM
> To: TEITAC Web/Software Subcommittee
> Subject: Re: [teitac-websoftware] Second Life
> Hi Greg,
> "2) Is Second Life actually a Web application as we have
> defined them or is it just a software program that interacts
> with data over the Internet.
> You use HTTP to download an install program. But you could
> also have one sent to you by a buddy via the US mail if you
> wanted to. Once you install it
> - doest it use HTTP to access content? Or does it use
> another protocol. If not HTTP then it isn't web content as we
> have defined it."
> Whilst I don't know the specific protocols used by Second
> Life I doubt it would be HTTP. The transmission model is
> more of a constantn stream then the request and response
> model of HTTP. When I've built virtual environments in the
> past I've used my own protocol that was loosely based on RTP,
> although I could have used RTP with a custom payload type.
> This works for virtual environments that are built around a
> peer to peer network architecture, as mine are, but I don't
> know whether it would work for virtual environments that are
> built around a client server network architecture, as I
> believe Second Life, Play Station Home, etc. are.
> Regardless of the network architecture I doubt people are
> using HTTP as their application layer protocol.