If you ever experienced the “Google Chrome Black Screen of Death”, where the whole window is just black, and persisting even after rebooting your computer (works well for a short period of time and then go black again), here is the possible cause and solution below. In most of the cases, this is due to… Read More »
Experiencing the following error loading a Web site hosted on your cPanel server? 503 Service Unavailable And observing the following errors in the Apache logs : [proxy_fcgi:error] [pid 00000] [client 0.0.0.0:42284] AH01079: failed to make connection to backend: httpd-UDS [proxy:error] [pid 00000] (2)No such file or directory: AH02454: FCGI: attempt to connect to Unix domain… Read More »
Encountering the following log event on your Juniper MX router? fpc0 qsfp-0/0/0 failed to init hw This could be caused by various factors, such as : Defective FPC Defective PIC Defective transceiver Incompatible transceiver* *I have observed this error on customer equipment when DAC cables were used. The Juniper MX series does not officially support… Read More »
You most likely have noticed that beside a service listed in the WebUI, there is nowhere to configure any options, and that attempting to start the service, it just won’t start. The service has to be configured with the community string in order to be started. The only way of configuring the service, is using… Read More »
If you are experiencing a blank, empty window when using the “Save as” function with Adobe Acrobat, this is most likely an issue with the save online features that are enabled by default. To work around this issue, simply deactivate the online storage options. While Acrobat is opened, browse to : Edit > Preferences >… Read More »
Experiencing the following error when you attempt to take a snapshot on a specific VM? The operation is not allowed in the current state. The current article apply to a situation where this message is showed up, but the VM is powered-off. If your situation is otherwise, it may also apply. If there is no… Read More »
Outgoing e-mail failing with the following error on your cPanel mail server? 503 Valid RCPT command must precede DATA This can be caused by various factors, such as permission issues, out of space or inode limit reached. To investigate this issue, a good start would be having a look at the logs to find out… Read More »
Encountering the following error with Hyper-V? The requested operation could not be completed due to a file system limitation. This is most likely due to the fact you are trying to perform an operation on an unsupported filesystem. Hyper-V only support NTFS, make sure your drive is formatted accordingly.
This article will explain how to add a security zone with a dedicated VLan, DHCP scope and DNS proxy rule. For the purpose of this example, we will add a guest zone with the following parameters : VLan ID : 40 Subnet : 10.10.40.0/24 Gateway IP (layer 3 interface) : 10.10.40.1 DHCP Scope : 10.10.40.128/25… Read More »
Beside the iCloud service, iTunes is the way to go when you need to backup your Apple mobile devices such as iPhone and iPad. If you want to secure the backups taken by iTunes on your computer file system, this article will show you where it is stored on your macOS computer file system. Before… Read More »