Easy methods to Backup your Cpanel files
How important is your backups? Well! you will truly know the value of backups during server crash, website hacked or a hard drive failure.
In the past few days, i have been working on easy methods to do backups if you are a beginner running …
i tried to run apache update and cpanel throwed this error and failed!
Internal Server Error
Premature end of script headers:
/usr/local/cpanel /whostmgr/docroot/cgi/easyapache.pl:
Please check / usr / local / cpanel / logs / error_log for the exact error.
i didnt know how to fix this problem and soon i fixed this problem by …
Apache not starting problem with Ioncube and Zend Optimizer
I was in a state of shock when apache failed to start when i installed ioncube in my centos server along with zend optimizer which is already running. Most commercial scripts come with encoding either in the form of zend optimizer or …
How to install Zend Optimizer in Cpanel Linux
Many commercial PHP scripts usually are encoded and in order for it to work in your server, you will need to install Zend Optimizer in your server running Linux. If you have cpanel you can setup within minutes and in just one line.
Login …
I was shocked when i saw the /var/log/messages filled with large number of entries like
“server named[15166]: client [xxxx.xxx]#975: error sending response: host unreachable“.
I was running my own bind DNS server and initially i thought that this has something to do with dos attacks. There were about 100′s of above entries …
TCP/UDP Port Numbers
I have compiled some of the very useful list of port numbers (unofficial) used by server administrators. If you are managing a server under VPS or dedicated, this could be more than helpful. You can also refer to Official Port Number & Assignments from IANA website …
What is Port 443?
Port 443 is commonly used for Secure HTTP with SSL. All the https:// requests is forwarded to port 443 and the connection link will be a encrypted one.
To setup https and you need to install SSL certificate (openssl or paid one) with apache and once done …
Dont leave your DNS server open? If its open dns server, it could be exploited and are most vulnerable to DOS attacks including dns cache poisoning.
An open dns server is a server that answers recursive dns queries. Put simple the dns server should perform lookups answers to the queries coming …
If you are running a DNS server (bind) on your own, chances are your dns will get a number of dns attacks from cache poisoning to dos attacks. It is very important to secure your dns server in as many ways as you can.
How to Secure your DNS Server
To secure …
Linux as such has no direct rename command for renaming one file name to other. The other way around and the most commonly used trick is to use a move file command to rename one file to another.
mv oldfile newfile
mv /usr/file.txt /usr/local/file.inc
This works for renaming.
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