Re: Modems

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Thus spake "TOMSON ERIC" <Eric.Tomson@siemens.atea.be>
> It IS the ISO OSI model. I see no contradiction with TCP/IP. Simply, there is
no link layer in TCP/IP : it's a model that only provides higher layers and must
be implemented over an existing link layer technology :
>
> OSI
> Layer  Name             TCP/IP
> -----------------------------------
> 7      Application    ]
> 6      Presentation   ] APPLICATION (HTTP, FTP, DNS,...)
> 5      Session        ]
> -----------------------------------
> 4      Transport        TRANSPORT (TCP, UDP)

I'd always considered TCP/UDP to cover both layers 4 and 5, and ASCII/EBCDIC/XDR
to cover layer 6.

S


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