Modify ip-tables directly in ubuntu

To modify ip-tables directly in ubuntu

First save off your current config:

$ sudo -s $ iptables-save > /root/working.iptables.rules

$ iptables-save > /root/working.iptables.rules.to.modify

At this point you can modify the file. Once your are satisfied restore it

# iptables-restore < /root/working.iptables.rules.to.modify

 

Configure postfix with Gmail via Webmin

Configure postfix with Gmail via Webmin

This assumes the user has webmin installed and understands how to log in and use it. (Usually bring it up in a browser at https://localhost:10000 )

Make sure that postfix is installed. In Webmin this is done by going to “System”, “Software Packages” then clicking on “Package from APT” . . . → Read More: Configure postfix with Gmail via Webmin

apache ldap active directory jenkins

How to pass authentication with apache ldap active directory jenkins

What is Jenkins?

Jenkins is an extendable open source continuous integration server.

Install Jenkins on Redhat # sudo wget -O /etc/yum.repos.d/jenkins.repo http://pkg.jenkins-ci.org/redhat/jenkins.repo # sudo rpm –import http://pkg.jenkins-ci.org/redhat/jenkins-ci.org.key # yum install jenkins Modify Config file to select port you want it to run on # . . . → Read More: apache ldap active directory jenkins