vchkpw-submission is on port 587, and is typically used for emai clients
relaying mail. It's often set up to require authentication.
vchkpw-smtp is on port 25, and can be used for email clients to relay mail, or
by other servers delivering mail to your server.
On Mar 4, 2014, at 9:41 PM, LHTek wrote:
> In the /var/log/maillog file what is the difference between these 2 entries
> (vchkpw-submission, vchkpw-smtp)?
> Mar 4 17:27:03 michael vpopmail: vchkpw-submission: (PLAIN) login
> success t...@domain.com:184.108.40.206
> Mar 4 10:54:42 michael vpopmail: vchkpw-smtp: (PLAIN) login success