Topic: block ip send mail
==== Required information ====
- iRedMail version: 0.8.3
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): 
- Linux/BSD distribution name and version: centos 6.2
- Related log if you're reporting an issue: 
====
my network is using 192.168.1.X 
i want to block one ip 192.168.1.100 send mail 
192.168.1.100 still need access pop3
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Spider Email Archiver: On-Premises, lightweight email archiving software developed by iRedMail team. Supports Amazon S3 compatible storage and custom branding.