Sendmail tip: Using qtool.pl to manage sendmail queues

http://www.the-art-of-web.com/system/sendmail-qtool/ The qtool.pl perl script is included with most distributions of sendmail and allows you to move, bounce or delete queued messages based on the message id or other characteristics. As with everything sendmail- and perl-related, however, the syntax can be tricky to comprehend and it’s difficult to find working examples online, so we’ve provided […]

Sendmail tip : Analysing mailq and the mqueue directory

http://www.the-art-of-web.com/system/mqueue/ Sendmail has always been a bit like ‘black magic’ that works best when left to it’s own devices. The rising tide of spam emails however is causing trouble that sometimes requires intervention to track down the cause of mail jams and sometimes even to manually remove emails from the server. 1. What’s in the […]

Adding a corporate (or self-signed) certificate authority to git.exe’s store

https://blogs.msdn.microsoft.com/phkelley/2014/01/20/adding-a-corporate-or-self-signed-certificate-authority-to-git-exes-store/ This is a topic that I touched on a little bit in my last post, “Git network operations in Visual Studio 2013.” If your organization has an on-premises installation of Team Foundation Server 2013 or later, and you connect using HTTPS, then the root certificate which vouches for the authenticity of your SSL cert […]

Working with Git on Windows

http://guides.beanstalkapp.com/version-control/git-on-windows.html Setting up Git can be tricky on Windows compared to Linux or Mac, but if you follow the steps in this guide, you should have no problems using Git on Windows. We’ve done the hard work and chosen between the multiple options at key steps to help make things easier for you. This guide […]

Find Which Accounts Are Potential Spammers in cPanel/Exim

http://thewonderfulworldoflinux.com/blog/2013/07/14/find-which-accounts-are-potential-spammers-in-cpanel-slash-exim/ So you’ve discovered that all of a sudden your server load has shot and your email inbox is getting filled up with hundreds of bounce backs. You sir may be spamming! Now if you are a spammer, this isnt really much of a shock. But if you’re not a spammer you may be wondering […]

Finding spammer in Exim mail server

https://www.eukhost.com/forums/f30/finding-spammer-exim-mail-server-19785/ Finding spammer in exim mail server : ************************************************** ************************** 1> Analysis of Mail queue If there are large number of mail in exim mail queue, then Find the domain for which large number of mail pending in exim queue ———————– # exim -bp | exiqsumm ———————– To get sorted list of mail sender using […]

How to check spamming on server which has Exim as MTA

http://crybit.com/check-spamming-on-server-having-exim/ Electronic spamming is the use of electronic messaging systems to send unsolicited messages (spam), especially advertising, as well as sending messages repeatedly on the same site. This can occur different ways from a server. Spamming is an important problem if you have a hosting account. Your server’s main IP will be blocked in many […]

Find spam script location with Exim

http://www.inmotionhosting.com/support/email/exim/find-spam-script-location-with-exim In this guide I’ll teach you how to use the Exim mail log on your VPS or dedicated server to find possible attempts from spammers to use your scripts, or their own in order to relay spam from your server. How does spam get sent from my server? You might have a “tell a […]

Convert VMDK to VHD

https://blogs.msdn.microsoft.com/timomta/2015/06/11/how-to-convert-a-vmware-vmdk-to-hyper-v-vhd/ http://windowsitpro.com/hyper-v/convert-vmdk-vhd Q. How do I convert a VMDK file to VHD using MVMC version 3? A. Once you have installed MVMC 3.0 you can either convert VMs using the MVMC graphic interface or using PowerShell. If you want to perform an offline VMDK to VHD conversion use the following: #Download at http://www.microsoft.com/en-us/download/details.aspx?id=42497 Import-Module ‘C:\Program […]