Windows 7 64bit and Macbook Pro (osX)
So the first hurdle I had to overcome was a bad bootable disc that was given to us from Microsoft. Whenever I used the CD they gave us in my macbook I woul...
Recent Posts
One line to put SSH key on remote host
cat ~/.ssh/id_rsa.pub | ssh user@hostname 'cat >> .ssh/authorized_keys' or ssh-copy-id user@host
Postfix+Amavisd+ClamAV+SpamAssassin+Razor+SMTP Auth
First lets install the require software yum install clamd amavisd-new spamassassin razor-agents cyrus-sasl-md5 Now lets add some entries to the /etc/postfix...
Change to stronger SHA-512 passwords for system
I want to set a requirement of at least 1 uppercase, 1 lowercaser, 1 number, & 1 special character. First we will modify /etc/pam.d/system-auth and cha...
Set default timeout for bash
Create the following in the /etc/profile.d/tmout.sh TMOUT=900 readonly TMOUT export TMOUT Now chmod 755 that file and your good to go.
Sendmail to Postfix
Stop your current MTA service sendmail stop Install Postfix yum install postfix Set Postfix to be new MTA alternatives --set mta /usr/sbin/sendmail.postfix...
Expand array with MegaCLI
Recently I needed to add 2 more 1tb drives to my current RAID5 x3 1TB setup. This was all done with a hotswap cage and no downtime. I will show you how I a...
ICMP address mask
So I recently had a customer who needed to have the address mask reply and request disabled for his server. On linux this sysctl value is not the same as F...