Freedom through Communications
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user1861174 asked: Lets say, I would like to register a custom domain for email sending/receiving at Amazon AWS for a bunch of trusted users that can choose to send/receive mail …
Terry asked: Ubuntu 18.04 on Google Compute Dovecot + postfix I figure I should be able to connect to a port other than 465/587, and since I can relay all …
user203913 asked: Hoping one of the Postfix experts on here can help me debug an issue I am having with transport maps. I’ve gone through a the recommend list of …
Ed H. asked: When I send emails from my application I am getting a spf neutral error. I have been working with Google and my hosting company, but none of …
scrapy asked: $ uname -a Linux xxxx 4.9.0-4-amd64 #1 SMP Debian 4.9.51-1 (2017-09-28) x86_64 GNU/Linux $ cat /etc/aliases # See man 5 aliases for format postmaster: root root: [email protected] email …
Tom asked: I have my domains at name.com where they are pointing to cloudflare DNS name servers. After changing webhost I have changed my server IP address at CloudFlare. My …
Emilio Galarraga asked: What is the best way to avoid this kind of attack on the mail server? Mar 22 21:47:46 mail dovecot: imap-login: Disconnected (auth failed, 1 attempts in …
Sefam asked: I’m currently trying to figure out how to configure my rDNS to be SpamAssassin friendly. SpamAssassin’s documentation only seems to provide the following; https://wiki.apache.org/spamassassin/Rules/CK_HELO_DYNAMIC_SPLIT_IP “The HELO appeared to …
user46688 asked: I have a database CentOS 7 server connected to an application CentOS 7 server via a cross connect cable. The mail server resides in the application server, with …
TLDR asked: I learned that both the FROM address and the TO address is repeated in a hidden element called the “envelope”, and then repeated again in the “body”. Question …