Follow the instructions for lab 2b on blackboard.
In Class Submission (Murray Saul's Classes only)=== [[Image: lab1_signoff.png|thumb|right|300px|Students should be prepared with ' ''all required commands (system information) displayed in a terminal (or multiple terminals) prior to calling the instructor for signoff'''. ]] '''Arrange evidence (command output) for each of these items on your screen, then ask your instructor to review them and sign off on the lab 's completion: '''
::<span style="color:green;font-size:1.5em;">✓</span>List iptables rules for ALL machines.
::<span style="color:green;font-size:1.5em;">✓</span>Prove that you can ping and ssh from your host machines to all of your vms.
the labcheck2b.bash checking bash shell script by issuing the command:<br><br>'''wget http:// matrix. senecac.on.ca/~ peter. callaghan/ files/OPS335/labcheck2b.bash '''<br><br>set execute permission and run the shell script on your '''host''' machine. ::*For '''Peter's classes''', follow his Online Submission instructions in Moodle. ::*For '''Murray's classes''', run command (piping to the '''more''' command) and show output to instructor.::<span style="color:green;font-size:1.5em;">✓</span> Completed Lab2 log-book notes.
#List 3 separate techniques that you used to help troubleshoot to detect and fix iptables from running the shell script in the previous section.
<br><br>#Without looking at the table above, list tips for troubleshooting iptables. <br><br>
#After completing this lab, how does the above-mentioned shell script work to cause problems with iptables?