Anti-Spam Black List Check does not work on my Zywall-100?

Noelio

I'm running  Anti-Spam Service on Zywall-110 with firmware V4.32 and Black List Rule Type E-Mail Address doesn't work. 

Zyxel_Stanley

Hi @Noelio  

Anti-spam function can only scan un-crypt mail content by port 25 and 110 port. (doesn’t support STARTTLS)

So you can make sure if your mail server is worked on these condition.