The restricted shell can be used to limit the ability of a user to change directories and execute commands. There are two versions of Restricted Shell included with Solaris: Those are: /usr/bin/rksh – Restricted Korn Shell /usr/lib/rsh – Restricted Bourne Shell, not a...
Solaris Admin / Solaris11 Admin / solaris11-Howto / Unix Intermediate
by Ramdev · Published January 27, 2022
A system’s run level (also known as an init state) defines what services and resources are available to users when the system is in that state. A system can be in only one run level at a time. Oracle Solaris has eight run levels, which are...
Blog for Unix Admin / Solaris Admin / Solaris Networking / Solaris NFS
by Ramdev · Published January 26, 2022
In order to plan and troubleshoot NFS in the presence of network firewalls, it is vital to understand how NFS network ports operate for NFS v2, v3 and v4.
Solaris Live Upgrade software enables the operating system to continue to run while upgrades, patch installations, or routine maintenance operations are performed. System administrators can patch/upgrade a system image rapidly without impacting the boot environment needed by the Solaris OS to run. Administrators simply create a...
The dig command offers you the most information when querying a domain or a particular host within the domain. Syntax: dig [@global-server] [domain][q-type] The q-type can be any type of resource record that you’d like to query. If you don’t specify one, the dig command just...
Today, every organization depends on software. Retail, logistics, government, scientific research, tech, education, financial services — every sector needs some sort of software to meet customer and user needs. The expectations people have of software have changed dramatically over the last decade: They expect reliable and...
Solaris Admin / Solaris11 Admin / solaris11-Howto / Unix Intermediate
by Ramdev · Published January 22, 2022
How to Apply a New Configuration to the IPQoS Kernel Modules You use the ipqosconf command to read the IPQoS configuration file and to configure the IPQoS modules in the UNIX kernel. The next procedure uses as an example the file/var/ipqos/Goldweb.qos Apply the new configuration. #...
RAID (Redundant Array of Inexpensive Disks) defines the use of multiple hard disks by systems to provide increased diskspace, performance and availability. This article solely focuses on implementing RAID1, commonly referred to as mirror disk, whereby two (or more) disks contain identical content. System availability and...
If you’ve been following along, you’ve likely been so busy setting up the mail servers that you still haven’t had the chance to test them. Verifying the functionality of your mail servers is always a good idea to make sure they are working properly. Even though...
When a system controller (SC) is hung, try a few steps before pressing the Reset button on the SC. Step 1 . Try to Telnet or directly connect to the serial port of the “hung” SC, TIP into the platform shell, and use the “reboot” command....
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