Enable remote powershell for Windows

PowerShell is a framework from Microsoft. it’s heavily used in scripting and task automation. that is to say, PowerShell allows administrators to perform tasks on both local and remote Windows systems as well. hence, This topic aims to enable remote PowerShell execution for Windows by configuring winRM. Check how to configure Ansible to manage windows. […]


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list open ports using netstat

netstat is an essential tool for network issues diagnoses. for example, It prints OS network connections and list open ports, routing tables, interface statistics, masquerade connections. netstat comes in most Operating systems like Windows and Linux. however, in recent Linux releases it was superseded by other commands like ss and “IP” commands. Though,  to unlock […]


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manually configure network in OEL 7, CentOS 7

When you install CentOS, RHEL, or OEL with graphical Interface, it comes with NetworkManager. The NetworkManager daemon maks networking configuration and operation easy and automatic as possible by managing network interfaces, either Ethernet, WiFi, or Mobile Broadband devices. Besides, NetworkManager provides a rich API to control network settings and operations. However, when configuring servers It’s […]


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weblogic poolDisabledSQLException solved!

Oracle middleware applications sometimes stop working, and generate an error message weblogic.jdbc.exetentions.poolDisabledSQLException. This article addresses this issue, showing you how to fix it. The following scenario demonstrates the issue when Oracle web center and Oracle content server 12c where are hosted on Oracle Linux gave both error messages weblogic.common.resourceDisabledException and weblogic.jdbc.exetentions.poolDisabledSQLException. Content Server Request Failed […]


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Install Ansible on Oracle Linux

The Oracle Linux operating system is engineered to deliver leading performance, scalability, reliability, and security for the enterprise environment, covering SaaS and PaaS workloads as well as traditional enterprise applications. This article shows you the steps to install ansible on Oracle Linux in a simple way. Ansible is an open-source software provisioning, configuration management, and application-deployment […]


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