I struggled a bit with figuring out how to specify the from email address when sending mail on the Linux command line. In short, you need to use the -r option. For example:echo "Enter your message here. Thank you." | mail -s "Enter your subject here" -r
Related Articles
Setting Up SPF on Zimbra Runni...
SPF is awesome for stopping delivery of spoofed spam and junk back-scatter, but many of the articles on how to set up SPF in Zimbra are old and out-of-date. It...
Zimbra - How to Stop Automatic...
By default Zimbra automatically discards inbound mail that receives a high spam score (aka "super spam"). Although the score is configurable up to 100, this de...
Elastix PBX - Voicemail Disabl...
I ran a yum update process on my Elastix PBX, updating all the packages. The update process completed without error; however, voicemail was disabled on all use...
Ubuntu 22.04 Nginx Build Outli...
I re-built my LEMP web-server fresh on Ubuntu 22.04 and learned some things along the way. This is my base build outline mostly created for my own notes. INS...