Subj : Packet Vs Circuit Switch
To   : Andy Ball
From : Bo Simonsen
Date : Tue Oct 26 2004 06:25 pm

Hello Andy!

Saturday October 23 2004 02:07, you wrote to me:

 BS>> But if we see in the OSI model, it's not really the application
 >> layers job to make scure the data is valid. Which we actually do
 >> anyhow, with fx. CRC check in Zmodem and brothers.

 AB> What is "fx"?  Which is older, the OSI model or XModem?

Example.. Not even danes use it, sometimes I think I'm the only one..

I've not clue about the age, but something tells me Xmodem is older..

Bo
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