Lab Handout (“Activity Sheet”
– WORD document)
( WORD document – students may share printed copies)
LAB RESULTS – (Excel Spreadsheet --
record observations on printed copy )
(All graphics are included in the SLIDES document for handout to
This is a nifty color diagram of the
Internet showing major ISPs, referenced from http://research.lumeta.com/ches/map/gallery/index.html
which has a variety of network maps illustrating the growth of the
Internet Weather Report
sites are examples of websites that measure “weather” (aka
“traffic”) based on frequent “pings” to routers of
major internet providers (“ISP’s”). “Bad weather” is a
detected outage of a router, indicated by 100% packet loss.
Bandwidth Speed Tests
“toast” site is extremely simple to use and measures connection
speed between the user’s computer and any one of a number of
commercial servers located throughout the internet. User can select the target to test against,
and the type of data to be used (e.g., image or text). Result is quickly achieved, and
display of result includes a link to “fastest
an excellent follow-up activity!
complicated test process that reports speed of user’s connection
measured against a target site.