User contributions
20 June 2016
OPS335 Lab 4
Fixing wording in exploration question. Removed on that covers material no longer in the lab. Added several that cover things now part of this lab.
m+127
OPS335 Lab 4
Updating lab to re-incorporate configuring MTA.
-4,978
OPS335 Lab 4
Standardizing format with other labs.
m+108
9 June 2016
31 May 2016
OPS335 Lab 3
Added note about fixing hostname of machines.
m+183
OPS335 Lab 3
Added note about adding domain to vm1 too.
m+35
26 May 2016
OPS335 Lab 3
Fixing formatting.
m+6
OPS335 Lab 3
INVESTIGATION 3: CONFIGURING THE DNS SERVER FOR REVERSE LOOKUPS
m+299
OPS335 Lab 3
Fixing A record in reverse lookup zone.
m+43
OPS335 Lab 3
Added note about joining your own domain.
m+372
OPS335 Lab 3
Testing
m+6
OPS335 Lab 3
Removing duplicate steps
m-168
OPS335 Lab 3
Removing duplicate instructions.
m-162
OPS335 Lab 3
Testing
m-81
OPS335 Lab 3
Partially complete edit of putting reverse lookups back in.
m+1,481
OPS335 Lab 3
Allowing dns traffic on tcp too.
m+17
OPS335 Lab 3
Added note about the lo interface.
m+127
OPS335 Lab 3
Editing for clarity.
m+8
OPS335 Lab 3
Editing for clarity.
m+3
OPS335 Lab 3
A little extra explanation.
m+93
OPS335 Lab 3
Editing to avoid an SELinux error.
m+6
OPS335 Lab 3
Only setting up /etc/hosts on the host machine.
m+48
OPS335 Lab 3
Fitting standardized format.
m+247
OPS335 Lab 3
Removing an incorrect statement.
m-558
19 May 2016
18 May 2016
OPS335 Lab 2
Fixing the submission instructions to reflect the fact that this lab now only uses the host.
m-242
OPS335 Lab 2b
Standardizing the format (intro, conclusion).
m+206
OPS335 Lab 2b
Re-ordering the troubleshooting rules. Added one regarding using the log rule to observe traffic.
m+1,957
OPS335 Lab 2
Switching the practice step back to just practice on the host. Will set VM rules elsewhere.
m-355
OPS335 Lab 2
Fixing minor typo
m-5
11 May 2016
9 May 2016
OPS335 Lab 2
Making completion notes match standard template.
m+168
OPS335 Lab 2
Switching the host away from scripted rules to a saved file, so that we can be sure it has basic working security.
m+1,958
OPS335 Lab 2
Adding note about cron entry so that work isn't lost.
m-927
OPS335 Lab 2
Setting up a proper set of firewall rules on the host.
-726
OPS335 Lab 2
Revising better practices.
m+201
OPS335 Lab 2
Added a step to cause the rules for virtual networks to not be in the before.txt file. Simplified rest of instructions.
m-88
OPS335 Lab 2
Editing for accuracy.
m+6
OPS335 Lab 2
Editing for accuracy.
m+146
OPS335 Lab 2
Reorganizing intro to match standard format.
m-34
OPS335 Lab 2
Fixing formatting to match other labs
m-9
OPS335 Lab 2
Editing for accuracy.
m+42
OPS335 Lab 1
Fixed the completion description.
+822
OPS335 Lab 1
Making the cron entries in the example accumulate in the log instead of overwriting.
m+1
OPS335 Lab 1
Editing the cron listing to match the description that comes after it.
m+1
OPS335 Lab 1
*/1 for cron makes no sense. * is already every value.
m-2
OPS335 Lab 1
Added the steps for preventing ssh'ing to root on the host back in. Not only does it give experience in managing a service, it prevents one of the ways a number of machines were taken over in 2014.
+1,775
OPS335 Lab 1
Rephrasing an awkward sentence.
m-22
OPS335 Installation Lab
Added a note about installing bind-utils.
m+143