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Exchange 2003

Exchange: Export a list of all public facing distribution groups

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Public facing isn't the right term here. It simply means that the authentication requirement to send mail to the distro has been disabled to give anyone anywhere the ability to send an email to it. That makes it publicly accessible. If you want a list of all of the distribution groups that have the authentication requirement disabled you can use this little one-liner. Open Exchange Management Shell as an Administrator and type the following: [crayon-5d35683fd20f5767264828/] You can change … [Read more...] about Exchange: Export a list of all public facing distribution groups

Tools for Testing SMTP, DNS, other mail server types, and more

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Here's a great tool for testing DNS, Mail, SMTP, and similar environments to see if they are listening on certain ports across the internet. https://www.dnswonder.com/Tools/ With it, you can test: GET DNS RECORDS GET MX RECORDS GET PTR RECORDS GET SPF RECORDS GET BLACKHOLE LIST (RBL) GET SMTP SERVER TYPE TEST SMTP CONNECTIVITY TEST EMAIL DELIVERY TEST EXCHANGE SERVER TEST IMAP SERVER TEST ZIMBRA SERVER TEST REGULAR EXPRESSION ENCRYPT DATA Enjoy. … [Read more...] about Tools for Testing SMTP, DNS, other mail server types, and more

Disable Vulnerable Ciphers, Hashes, Keys, using IIS Crypto

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While doing some end of the year vulnerability scans, we were getting some web servers coming back with some potential security threats, all too common in the IT world. Looking for a faster method to patch up these holes, I came across a very neat little tool Call IIS Crypto made by the good people at Nartac Software. Their explanation of the tool: IIS Crypto is a free tool that gives administrators the ability to enable or disable protocols, ciphers, hashes and key exchange algorithms on … [Read more...] about Disable Vulnerable Ciphers, Hashes, Keys, using IIS Crypto

Changing the IP Address of an Exchange 2003 Cluster

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A physical move of your entire exchange environment will require changing gateways, subnets, and IP addresses for everything. Here's how to change the IPs of everything involved if you are using Exchange 2003 in a cluster environment. … [Read more...] about Changing the IP Address of an Exchange 2003 Cluster