If your site or service has any interaction with customer data, especially credit cards, then you will want to ensure that you are using the latest up-to-date SSL cyphers. Below are some quick notes that I took while recently updating some cyphers I’m responsible for...Linux, Network Security, Tutorials/Whitepapers, Uncategorized Read More
This is procedure SUN Solaris 10 servers, not sure about other versions, but should be close.
a. Run “devfsadm”.
b. run “touch /reconfigure” in /.
c. reboot the server.
d. After reboot run the following command and see if it can detect the tape devices.
e. If tape list command display tape device info -> go to step 3
I have a Samsung laptop that I wiped Windows 8 off and installed Fedora 18 Live Security on. After the successful install and boot, the second thing I wanted to do to make navigation easier and faster was to enable my touchpad to click and scroll using double fingers. Below are the steps I took:Linux, Tutorials/Whitepapers Read More
This example is removing the mapping from VIO to LPAR that is being decommissioned. In this environment I have two Virtual Input/Output servers (VIO Server) that maps to one Logical Partition (LPAR). First, we are going to remove the SAN file systems from the LPAR by deleting the mount point and logical volume...AIX, Tutorials/Whitepapers Read More
In this case we could login to Weblogic console, however the server was not granting connections on the port. So we want to check the status of the Weblogic server and restart the Weblogic Domain.
Login as a_wls0
if it is stopped, start the nodemanager using the fo...Linux, Tutorials/Whitepapers Read More
A couple of perl scripts to help add Hosts and Host Escalations into Nagios config files.
DIRECTIONS: Edit .list file for script to read
FOR: addHost.pl edit host.list to include tab seperated parameter (5)options
use host_name alias address host_groups
FOR: addEscalation.pl edit Escalation.list to include tab seperated parameter (2)options
Here is addHost.pl scriptLinux, Network Security, Perl Scripts, Tutorials/Whitepapers Read More
Here is a script I wrote that I will run in cron on the days that we have autosys reboot schedules. The script will check if the server has been rebooted in the last 2 hours and if it’s rebooted in the last 24 hours. It also checks to see if Oracle processes are running. In the case that either the reboot failed or the Oracle processes did restart or aren’t running it will send an e-mail notification to whoever is specified in the @to array variable.Linux, Perl Scripts, Tutorials/Whitepapers Read More