Please provide the steps to configure mail server in sun solaris
1. configure DNS server
2. Install the sendmail recent package..
3. in /etc/mail/sendmail.cf file configure for localhost,mail server and domain name.
4. Restart the sendmail service…
How sticky bit works in Solaris?
Filed under: Solaris Interview Questions, Unix Interview Questions
Sticky Bit is a permission bit that protects the files with in a Directory. If the directory has sticky bit set, a file can be deleted by the owner of the file, the owner of the directory or root.
This Prevents a user from deleting other users files from public directories
What are the main differences between solaris 9 and solaris 10?
There are following main difference in solaris 9 & solaris 10
1. In solaris 9, if any service goes down then we should restart all services this is the disadvantage SMF (Solaris Management Facility) . But in solaris 10,if any service goes down then that particular service we can select and enable it instead of restarting all services.
2. Solaris9:its only support terabytes this only init phase its not used SMF(Service management Facility) and there is no Zones
Solaris 10:its only support petabytes and ZFS(zeta byte file system) it used in svcs servicess zones also supported There is an SMF facility
What is difference between solaris single user mode and multi user mode ?
Filed under: Solaris Interview Questions, Unix Interview Questions
Single User mode: Single user mode is for trouble shooting purpose, in this mode only root user can login to the system.
Multi User Mode: In this mode apart from root user other user can also login to the system and they can access resources and applications of the system.
Single user mode is the maintenance mode where only systems critical files are mounted. Multiuser mode is running the server with full network services including NFS.