ANNOUNCEMENTS & ASSIGNMENTS:

Questions?

Second Exam Two Weeks Away the next time we have class! (March 29/31 immediately after spring break)

Next Week Spring Break, no lectures or labs.

Attendance forms.

Preview of Lab Next Two Weeks:
This week: First Web Page Lab
Next Week: Second Web Page Lab

READING:  How Hackers Break In  Sci. Am. October 1998.

LECTURE:

Thursday class histogram

Binary Numbers used for Text (ASCII)

Protocols and Packet structure, Sum Check error checking method

Brief History of the Internet video