Email Protocols Explanation

POP (Post office protocol) is a one-way download of your messages that allows you to access your mail with a mail program like Outlook Express, Thunderbird or Apple Mail. POP only offers one-way communication, which means the actions you take in the mail program (like marking a message as read) won’t be synced to Webmail.

What you need to pre-install directadmin on Centos 6, 7 and 8

Before installing DirectAdmin, there are some basic programs that you’ll need.  The following are the typical commands used before we install DirectAdmin. CentOS 6 yum install wget tar gcc gcc-c++ flex bison make bind bind-libs bind-utils openssl openssl-devel perl quota libaio \ libcom_err-devel libcurl-devel gd zlib-devel zip unzip libcap-devel cronie bzip2 cyrus-sasl-devel perl-ExtUtils-Embed \ autoconf