God Mode has been around since Windows 7 and one of the best way to quicky get to “under the hood” features quickly and efficiently. The concept to get into God Mode is the same as it always had – you basically need to create an empty folder with a certain text string to create… Read More »
Attempting to establish SFTP connection to VCSA appliance end up with error: Error: Received unexpected end-of-file from SFTP server Error: Could not connect to server This is a common issue caused by incorrect shell for root user. To fix this issue, simply change the shell for the root user with the following command:
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chsh -s /bin/bash root |
SFTP… Read More »
When trying to load a java “jar” (.jnlp) file from Java Web browser plugin hang at x% and never complete. This is a common issue and require clearing the IcedTea Web cache. 1. Clear your Web browser cache and close it ; 2. Clear the IcedTea cache using the following command :
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rm -rf ~/.cache/icedtea-web/cache/* |
Then open… Read More »
If you are receiving a lot of cPanel notification message stating that the Exim mail server service is flapping (going down and up repeatedly) as followed : The service “exim-26,465,587” appears to be down. The service “exim-26,465,587” is now operational. You are most likely victim of some sort of denial of service attack against your… Read More »
You probably installed SQL Server a few times and it went smoothly. However this time, you ended up with the following issue/symptoms at the installation: the server configuration wizard is stuck with the “Please Wait” and/or (not responding) message. This is often happening when custom domain users (for Service Accounts) are defined instead of local… Read More »
Dell PowerStore does not feature a traditional console port. Instead, it has a “service port” which is IPMI based. Therefore, to access the console, you need to use Serial-over-Ethernet with IPMI Tool. 1. Get ipmitool from Dell Web site ; 2. Change your network adapter IP configuration to the following : ip 128.221.1.10 netmask 255.255.255.0… Read More »
If your Juniper device indicate an alarm status (red light shown on the unit), you can run the following command to find out the details :
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show system alarm |
And the following output is shown: 1 alarms currently active Alarm time Class Description 2021-10-19 03:06:00 UTC Minor Autorecovery information needs to be saved This mean that your… Read More »
You probably noticed a similar output after running “apt-get update” on your Debian Linux based system: N: Repository ‘http://deb.debian.org/debian buster InRelease ‘ changed its ‘Version’ value from ‘10.9’ to ‘10.11’ E: Repository ‘http://deb.debian.org/debian buster InRelease ‘ changed its ‘Suite’ value from ‘stable’ to ‘oldstable’ […] This means that the major and minor version you are… Read More »
You may at some point end up with virtual machines marked with “Invalid” status in the vSphere Web client or vCenter. You will also notice that the contextual menu does not show up the usual options (mostly everything is greyed out) and more importantly, the “Unregister” or “Delete” options are unfortunately unavailable. Chill out, there… Read More »
Windows Firewall can be configured from the GUI (by using firewall.cpl UI console) and also using the command line. This quick tutorial will cover how to manipulate the rules from CLI to open, block a port and delete a rule. In a nutshell, here is the command sample:
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netsh advfirewall firewall add rule name="<DESCRIPTION>" dir=in action=<ACTION> protocol=<PROTOCOL> localport=<PORT> |
The rest of this article will… Read More »