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OPS235 Short-Term

1,993 bytes added, 13:12, 2 April 2015
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::#'''Links to Online Man Page Resources Broken'''. Need to fix broken links, and check to see if there is a way to run command or program to check links of WIKI pages prior to Start of semester.<br><br>
::#'''New pathname for installed packages - centos7'''. Pathname for installed packages no longer grep -i installing '''/root/install.log''' but '''/var/log/anaconda/anaconda.packaging.log'''<br><br>
::#lab 6:<ul><li>the part of the lab where we have the students use the timestamp to see what files they are modifying when they change their network settings, I think it would be a good idea to mention what they should expect to see after running the find command. I've just noticed many students missing info here. Pointing them in the right direction would be helpful</li><li>"Change to the /etc/sysconfig/network-scripts directory on" --> i think its supposed to say centos3 at the end there</li><li>at least a little bit of explanation regarding mac address usage is needed. if students have restored their machines (due to a crash or something else) mac address conflicts can be an issue. I have gotten around this by suggesting to students to remove their old virtual nic and add a new one. simple but effective.</li><li>/etc/hosts file --> would like to see a note akin to something like this when students get to this point: "DOUBLE CHECK YOU AVE THE CORRECT ENTRIES IN ALL YOU /etc/hosts FILES". I can't even count how many students cause themselves headaches by not being careful about this</li><li>netstat and options --> a little clarification would be nice here to specify on which machine we are looking at netstat. I know they are technically supposed to do this across all VMs and the host but some specific examples of ports listening and being established is necessary here I think because most students gloss through this part and don't have a great handle on what they are looking at</li><li>iptables --> this will probably be addressed with centos7 anyway but we need more examples of rules included in the lab. I have tried to provide examples in my lab introductions and I think examples beyond http and ssh are necessary. Specifically with regards to the difference between INPUT and OUTPUT chains and dport and sport. I have consistently noticed students wrapping their heads around this and I think the solution is additional practice built into the labs.</li></ol>
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