Configure Network Bonding in Ubuntu Server
Overview: Network bonding is the aggregation or combination of multiple lan cards into a single bonded interface to provide high availability and redundancy. Network bonding...
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Configure VSFTPD Chroot Environment in CentOS & RHEL
Overview: vsftpd stands for ‘Very Secure FTP Daemon’, is an FTP server for Unix-like systems, including Linux. When we configure vsftpd , all ftp users...
How to Setup DM-Multipath on RHEL & CentOS
Overview: DM-Multipath stands for Device mapper multipathing. It allows us to configure multiple I/O paths between server and storage arrays into asingle device. These I/O...
Mail Server Components – MTA , MDA & MUA
Overview: In general, all email servers consists of three main components: MTA , MDA & MUA. Each components plays a specific role in the process of...
DHCP Interview Questions & Answers
Q: – What is DHCP? DHCP stands for “Dynamic Host Configuration Protocol”. Q: – How can I prevent unauthorized laptops from using a network that...
LDAP Interview Questions & Answers
Q: – Is there Graphical editors for LDAP ? Yes, Following are some GUI based tools for LDAP – GQ – Java LDAP Browser/Editor –...
Active Directory Interview Questions & Answers
Q: – What Is Active Directory? Active Directory consists of a series of components that constitute both its logical structure and its physical structure. It...
SAP Interview Questions & Answers
Q: – What is SAP ? SAP is software that built up in the year 1972 by Five German Engg., as they were working in...
PAC Manager alternative to SecureCRT & Putty in Ubuntu Linux
Overview : PAC (Perl Auto Connector) is an open source secure connection manager with automations. PAC is the alternate or replacement of SecureCRT/Putty in the ...
Red Hat Enterprise Linux 7.0 Installation Steps with Screenshots
Red hat has recently released Red Hat Enterprise Linux 7 (RHEL 7) Operating system. Some of the Changes in RHEL 7 are listed below as...
pam_tally2 command – lock & unlock ssh failed logins in linux
Overview: pam_tally2 command is used to lock and unlock ssh failed logins in linux like operating system. To implment a security feature like a user’s...
How to extend & reduce Swap Space on LVM2 Logical Volume
Overview: By default all Linux(RHEL,CentOS,Fedora & Ubuntu) like operating system uses all available space during installation. If this is the case with your system, then...