CMPSCI 496A: class 2

1
CMPSCI 496A class 2

• Signing up for this class CMPSCI 496A, Seminar
  in Wireless Networks, Schedule 40458
• our space A319B storing equipment, group
  meetings
• groups
• nick, irene, oliver
• adam, chris tim
• brook, ivan, byron
• equipment mostly here!
• Reminders
• journal/lab book
• www site still to do

2
Today

• equipment walk through Brian Donovan, Brian
  Roberts (ECE)
• equipment discussion/questions
• Paper "Turning 802.11 Inside-Out'', Pravin
  Bhagwat, Bhaskaran Raman, and Dheeraj Sanghi,
  Second Workshop on Hot Topics in Networks
  (HotNets-II), 20-21 Nov 2003, Cambridge, MA, USA.
  
• Reading for next week Daniel Aguayo, John
  Bicket, Sanjit Biswas, Glenn Judd, Robert Morris,
  Link-level Measurements from an 802.11b Mesh
  Network, SIGCOMM 2004, Aug 2004

3
Notes

• Flash needs to be in channel 1 for linux to boot
  (little slower)
• Root password is umass (all lower case)
• Debian 2.6.8, with proxim driver built in.
• regular ethernet jack turned off in
  /etc/networking/interfaces (look at debian.org)
• wireless will come up as ath0
• iwconfig, ifconfig read up on these
• ldp linux doucmentation project go to there for
  info. tldp.org
• Look at back issues of linux journal (back issues
  are free). Look for how to articles. Oreilly
  linux book. (knoppix, ubuntu live CDs)
• Oreilly 802.11 2nd edition (2005) make sure you
  get the 2nd edition
• Kismet look this up for signal strength
  measurement. Also look at wavemon
• Splat open source tool for line-of-sight

4
More notes.

• 10-12 degrees for parabolic dishes, yagi is 30
  degrees
• To do
• www site
• Broadcast where to meet
• Phillips head (tools)