[Gllug] sorts of ports

[David Damerell]

On Monday, 3 Sep 2001, William Palfreman wrote:
>>/here's the stuff your Ethernet /this here is an IP packet   \\
>>|card understands, that tells   |that the Ethernet card will ||
>>|it this is for this machine and|pass unchanged to the OS and||
>>\not a lot else.                \contains an IP port number  //
>Tut tut Mr Damerell, years of experience and confusing newbies with
>talk of IP port numbers?  I think it was you who advised me to the
>O'Reilly TCP/IP Network Administration (a great book, BTW).

I doubt it; I would probably recommend Comer's _Internetworking with
TCP/IP_, which I have read 3 editions of and bought two - also a great
(set of) books.

>Surely you
>are talking about TCP and UDP ports, as as we both know, IP packets don't
>have port numbers, right?

Yes. Perhaps that was an excessive simplification, but I was too lazy
to draw a bigger box. :-)

-- 
David Damerell <damerell at chiark.greenend.org.uk> flcl?

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