Script to Add Dynamic IP to /etc/hosts
I have a dynamic IP from my internet service provider and sometimes it takes longer to SSH to my server as it needs to resolve the address. On static IP, …
Category: Linux
Updating HAProxy on Ubuntu/Debian
Ubuntu 14.04 LTS provide HAProxy 1.3 by default. Although it would sufficient for basic load balancer, there are some important updates and specific parameters that can only run on the updated HaProxy. …
Design Examples for Large Scale Zimbra Deployments
Zimbra Collaboration Suite is an open source email and collaboration platform that includes email, contacts, calendar, documents and more. It is a Web-based application suite that can be deployed as an …
Zimbra : No space left on device & Inode Usage
Yesterday, I got a phone call from my customer regarding their Zimbra Mail Server. I’ve helped them setting up and configuring Zimbra, 2-3 years ago. Their Zimbra mail server not …
How to Build Anti Spam Appliance Using Untangle-Part 2
This is the second article of “Building Anti Spam Appliance Using Untangle” series. Its contents are part of the training material on my startup company, PT. Excellent Infotama Kreasindo for the subject “Security Hardening …