Changes between Version 2 and Version 3 of GENIEducation/SampleAssignments/TcpAssignment/ForInstructors
- Timestamp:
- 05/13/13 16:13:34 (11 years ago)
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GENIEducation/SampleAssignments/TcpAssignment/ForInstructors
v2 v3 5 5 == Exercise materials == 6 6 Anything that the instructor might need, e.g.: 7 * Slides, preferably with notes 8 * Instructions (html and/or pdf format) 9 * Worksheets 10 * other 7 * Instructions can be found [http://www.gpolab.bbn.com/experiment-support/TCPExampleExperiment/tcp-geni.pdf Here] 11 8 12 9 … … 14 11 15 12 Steps by step instructions for how to do this assignment, e.g.: 16 * Notify GMOC 17 * Coordinate with GPO if needed for accounts 13 * useful commands: 14 Change the use of congestion control algorithm: 15 {{{ 16 echo reno | sudo tee /proc/sys/net/ipv4/tcp_congestion_control 17 echo cubic | sudo tee /proc/sys/net/ipv4/tcp_congestion_control 18 }}} 19 Change the delay/loss of a particular interface: 20 {{{ 21 sudo /sbin/tc qdisc add dev eth1 root handle 1:0 netem delay 200ms loss 5% 22 }}} 23 Restore network delay/loss on nic card: 24 {{{ 25 sudo /sbin/tc qdisc del dev eth1 root 26 }}} 18 27 19 28 == Solutions == 20 29 Anything that would help grade this assignment, e.g.: 21 * rspecs 22 * numerical results 23 * example graphs 30 * Answers to the source code for kernel module can be found [http://www.gpolab.bbn.com/experiment-support/TCPExampleExperiment/tcp_exp_answer.c Here]