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Useful Command Line for Linux Admins with examples
Useful Command Line for Linux Admins. Don't know them? We can help you. Computers are designed to do precisely what we tell them to do. If we command to delete all files, it will remove them without question, and feasibly crash because it deleted itself. If misused,...
Install NDOUtils in Ubuntu – How we do it
Wondering how to Install NDOUtils in Ubuntu? We can help you. Often our customers report that their Nagios core is not starting. This can be due to an outdated version of NDOUtils. Here at Bobcares, we do NDOUtils installation on the servers of our customers as a part...
Domain Password Policy in the Active Directory – How to configure
We configure Domain Password Policy in the Active Directory to ensure a high level of security for user accounts. With sufficient complexity, password length, and the frequency of changing user and service account passwords, it will be hard for an attacker to...
Features Of SQL Server 2019 – An Overview
Wondering what are the features of SQL Server 2019? We can help you. SQL 2019 has the capabilities that continue to position the product as a “one-stop” software platform for all data needs. Here at Bobcares, we handle SQL servers of our customers as a part of our...
Remote session disconnected because there are no remote desktop license servers
Are you finding a solution to the error message 'remote session disconnected because there are no remote desktop license servers'? We can help you fix it. Here at Bobcares, we have seen several such Windows-related errors as part of our Server Management Services for...
Invalid entry when restarting zabbix-agent – How to fix
An invalid entry when restarting zabbix-agent issue may appear when the configuration file is present in the wrong path. Here at Bobcares, we have seen several such errors while troubleshooting Zabbix issues as part of our Server Management Services for web hosts and...
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Unable to connect to MongoDB in Docker container – How we tackle
One of our customers was unable to connect to MongoDB in a docker container. He received the below error message. warning: Failed to connect to ip:27017, reason: errno:61 Connection refused. Here at Bobcares, we have seen several such errors while troubleshooting...
tar /dev/st0 cannot write invalid argument – How to fix
Wondering how to resolve the error 'tar /dev/st0 cannot write invalid argument'? We can help you in resolving it. Recently, one of our customers approached us saying that he came across the error message "tar /dev/st0 cannot write invalid argument" while trying to...
MySQL crash – Causes, Recovery and Prevention methods
Stuck with a MySQL crash? We can help you. Although easy to use and supports in all operating systems, MySQL crashes are common in many websites due to resource limits, database errors, etc. As part of our Server Management Services, we assist our customers with...
FastCGI Proxying in Nginx – Why and How to implement
Don't know the use of FastCGI Proxying in Nginx? We can help you. Nginx is one of the most flexible and powerful web servers available. In terms of design, it is very performant to handle requests with other servers. Nginx can proxy requests using HTTP, FastCGI,...
Advantages of NoSQL Databases – Let’s have a look
Need to know the Advantages of NoSQL Databases? We can help you. NoSQL is a non-relational database management system that is a bit different from traditional relational database management systems. Above all the design of NoSQL is in such a way that it stores...
The URI Failed to Connect to the Hypervisor – How to fix common errors
Are you stuck with the error 'The URI Failed to Connect to the Hypervisor' and trying to find a solution for it? You are at the right place. Different errors can occur when connecting to the server (for example, when running virsh). Here at Bobcares, we have seen...
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