==== Required information ====
- iRedMail version: 0.8.7
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): MySQL
- Linux/BSD distribution name and version: Ubuntu 12
- Related log if you're reporting an issue:
====
We have a client that is receiving mail from an organization using a dynamic IP.
How can we allow from this sender? Assuming in helo_access.pcre but what would be the rule for - brmsvexcas02.dyn.corp [10.0.60.14]