[CLUE-Tech] October talk.

Jed S. Baer thag at frii.com
Tue Sep 24 14:46:31 MDT 2002


On Tue, 24 Sep 2002 14:03:00 -0600
David Anselmi <anselmi at americanisp.net> wrote:

> I've (finally) updated the web site for the October meeting.

Way to go, Dave! ;-)

> talking about TCP/IP, and maybe doing a follow-up talk in November.  I 
> want to teach people how networking works so they don't feel like 
> networking problems are something mysterious.
> 
> At this point, I'm thinking I'll talk about how the various packets 
> (TCP, IP, ethernet) are put together, what that means to you, and what 
> commands are used to configure things.  A follow-up talk might cover 
> application level protocols and troubleshooting.

As long as you don't start out with:

If a packet hits a pocket on a socket on a port ...

Actually, I'm not sure that packet-level stuff is all that important.
Maybe I'm wrong. The thing I always find myself having to look up all the
time is stuff like using a netmask. So many utilities these days, like
ntp, use masks as part of their configuration. iptables too. I just
recently was looking at something that used a notation like
12.33.56.102/64 to specify, I don't remember if that was meant as a
subnet, or some other type of masking, or what. Half the time, the way
some of those folks write their docs, it comes out in my head as backwards
of what I think their intent must be, in whatever context it is. In some
ways, DECNet was easier. I think an initial talk on the practical aspects
would be the best place to start, with a followup going into more gory
details. IOW, being able to read my routing table should be possible
without knowing the details of packets, and is more useful.

I see the KISS session is still TBA. I'd mentioned to Lynn that I could do
a talk on weblogging. It'd be centered on phpweblog, cuz that's what I'm
running. I don't have anything ready to go though, so a little forewarning
would be nice.

jed
-- 
We're frogs who are getting boiled in a pot full of single-character
morphemes, and we don't notice. - Larry Wall; Perl6, Apocalypse 5



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