著者: Tom Samplonius 日付: To: exim-users 題目: "ESMTP" in banner?
Shouldn't the string "ESMTP" appear by default in the SMTP greeting
banner? Some mailers won't try EHLO unless they see ESMTP somewhere in
the banner. While Exim doesn't support a lot of the ESMTP extensions, it
does support SIZE which is very useful.