How to get a list of open ports in Linux?
So you have set up a very secured server but still don't you want to cross check if the machine is really secured and your server has not been compromised by anyone. If is always
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Access denied for user 'root'@'localhost' (using password: NO)
This error pops us mostly while trying to access your MYSQL database Resolution: [root@server ~]# /etc/init.d/mysqld stop Stopping MySQL:
Hanging up active calls in Asterisk PBX
There are many times when we run out of free channels in your PBX while making calls or in case a phone is not placed properly the calls does not gets disconnected and is shown
How to change default snapshot location in VMware ESXi 5
Be default the snapshots which are taken for any vm are stored with their parent in the same directory or storage. Sometimes you may run out of space and you might not be able to
Changing password for Administrator in Samba4
Now when you have a successful running Samba4 domain server, you might come across a time when you will have to change the Administrator password. Let me show you the steps to do the same:
Setting up custom TCP/IP Keep Alive Parameter in Linux
Why do we use Keep Alive parameter ? I guess the name itself explains the 90% of the definition and the rest let me try to explain you. Now many a times most of you have been
Understanding Special Permission SGID in Linux
In my earlier posts I had explained about other Special Permission used in Linux i.e. SUID and STICKY BIT So let me help you understand SGID and its usage with some practical examples. SGID:
Understanding Special Permission SUID in Linux
There are various blogs and websites available explaining about SUID and SGID now I won't say I will tell you something extra instead just adding one more to the list see if it can make