Entries from August 2021

How To Load /etc/rc.local At Boot Time

Author: , August 12th, 2021

My /etc/rc.local was not loading at boot time. rc.local is a symlink to /etc/rc.d/rc.local lrwxrwxrwx 1 root root 13 Jun 22 2020 rc.local -> rc.d/rc.local I had to execute the following:

How To Force Postfix To Use Only IPv4

Author: , August 12th, 2021

vi /etc/postfix/main.cf

service postfix restart

How To Copy Key Pairs To Another AWS Region Using The ssh-keygen Command

Author: , August 4th, 2021

I wanted to use the same SSH keys for multiple AWS regions. As it turns out, AWS simply stores the public key when you download the private key as a .pem file. The solution is to simply generate the public key locally from the existing .pem, then import the public key using the same name […]