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List:       netbsd-tech-net
Subject:    Re: connection/channel oriented network protocol
From:       Johan Rydberg <johan.rydberg () netinsight ! se>
Date:       2000-05-18 11:34:57
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Michael Richardson wrote:
> 
> >>>>> "Johan" == Johan Rydberg <johan.rydberg@netinsight.se> writes:
>     Johan> I will implementing a network protocol stack in NetBSD 1.4.2,
>     Johan> and want to have some points where I should start.
> 
>     Johan> The network technology is channel (and connection) oriented.
>     Johan> To be able to send any data on the network, a channel has to
>     Johan> be created first.
> 
>     Johan> When creating a channel alot of information has to be specified,
>     Johan> such as the bandwidth and destination host.  This data must be
>     Johan> supplied to the device driver.
> 
>   It seems to me that you ought to create a new sockaddr* type to store
> all of this and that you should use them in the connect()/bind() calls.
>   If you need to change things mid-stream, then setsockopt() would be
> appropriate.

As it is now, I have created a new IF structure that holds all
information
that both the device driver and the protocol needs.
 
>   What is your specific media that you are targetting?

DTM (Dynamic synchronous Transfer Mode). With words, you can say it's a
mix
between ATM and SDH. For more info, see http://www.opendtm.org/

-- 
Johan Rydberg			johan.rydberg@netinsight.net
Net Insight AB, Sweden		direct: +46-8-685 04 17
http://www.netinsight.net	phone:  +46-8-685 04 00
				fax:    +46-8-685 04 20

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