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Although not list on CentOS Public Mirror List for Asia but there are several ISP, University, Enterprise and Public Company in Indonesia where kind enough to provide their server and bandwidth for CentOS repository. And here are the list:

• CBN
• Biznet
• Indika
• Detik
• UI
• Jardiknas
• UGM

I was using ISPConfig, to ease my life configuring and managing WebServer at work and I am thinking to change IP Address of webserver to another segment. I got confused how to change the IP address of ISPConfig 2 so that all sites and system recognized and used the new IP properly. Luckily I am still subscribed to ISPConfig Forum and I found this thread which help me a lot. Below is copy of how to from that forum just incase the forum is down.

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VMWare Management Console URL

https://<your.vmware.server.ip>:8333/

If you can’t access it try to open it using different browser. Still can’t? try to flush the firewall

# iptables -F

Make sure all vmware service is running, especially vmware-hostd, vmware-mgmt. Like below

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qmHandle is a tool which can be used to manage the qmail message queue. It’s written in Perl (so fully customizable) and has more features than qmail-qread and qmail-qstat.

qmHandle is a simple program which allows you to view and manage the qmail message queue.

The key features of qmHandle are:

• Freeware and open source, under the GNU General Public License;
• More information provided when reading queue contents compared to qmail-qread
• You can print queue statistics, like qmail-qstat, with color capabilities;
• You can view a message in the queue;
• You can remove one or more messages from the queue based on a criterion or use multiple delete requests each having its own criterion;
• Written in Perl, and therefore easily customizable and truly multiplatform.

The software will work on every Unix platform with Perl installed and qmail installed.

qmHandle can be downloaded qmHandle project homepage

For me qmHandle is a great tool and a must have for sysadmin for managing qmail queue system. Enough for explanation. Now let’s get started how to use it.

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Below is several thing to know about about cPanel License file.

To validate (make sure) your IP Address already has license for cPanel to to cPanel License Validator, and enter your server main IP Address.

• If you have updating your cPanel License from Trial to Active, or
• If you change your server hostname, or
• You get Invalid License File error due to hostname change, bad system time, license IP address binding, firewall rules, and some other more obscure scenarios

You can try run this command as root

/usr/local/cpanel/cpkeyclt

A helpful expired license checklist in the cPanel forums takes troubleshooting further if the above methods don’t help.

PS: With an invalid license, any Web interface to cPanel will not work (including, WHM and Webmail)

from WebMarketEdge