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Tcpdump cheat sheet with examples
When it comes to network troubleshooting and monitoring, what types of tools you are using make a world of difference. While required tools may vary depending on the types of…
Order’s status (“pending”) is not acceptable for finalization Lets Encrypt
Issue: Invalid response from https://acme-v02.api.letsencrypt.org/acme/finalize/92661253/10393234818. Details:Type: urn:ietf:params:acme:error:orderNotReady Status: 403 Detail: Order’s status (“pending”) is not acceptable for finalization lets encrypt server not completing order, check in couple of hrs. Resolution…
GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed
On centos 7, there are instances where you get the error Unable to register authentication agent: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: Cannot determine user of subjectError registering authentication agent: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: Cannot determine user of…
How to repair MySQL databases and tables on LINUX servers
In this article, we wish to provide you some helpful understandings on ways to repair work MySQL data source and table. This is most likely among one of the most…
How to Block or Allow TCP-IP Port in Windows Firewall
Home windows Firewall software enables you to limit outbound/inbound network traffic for a particular application or TCP/IP port. It’s a prominent implies of limiting network accessibility to/from individual workstations or…
How to Allow Pings Through Your Windows Firewall
How to Allow Pings (ICMP Echo Requests) Through Your Windows Firewall If you wish to see whether your Computer is online or otherwise, you cannot utilize the ping regulate from…
How To Add User To Sudoers & Add User To Sudo Group On CentOS 7
Step 1: Login as Administrator If you’re working on a local machine, log in to the system with administrator credentials. If you’re connecting to a remote machine (over a network),…
MYSQL/Mariadb Error: The Server Quit Without Updating Pid File
This detailed guide is mainly for FreeBSD, however the idea coincides for Linux. Every once a while, when I upgrade my FreeBSD box, the system prefers to shutdown my MySQL…