Account Integration Requirements
Verify that your email account provider complies with the following account integration requirements:
- If using a POP server, it must be configured to use Transmission Control Protocol (TCP) port 995 or port 110.
- If using an IMAP server, it must be configured to use TCP port 143 or port 993.
- If the POP or IMAP server is located behind a firewall or proxy, the TCP port used must be configured to allow bi-directional Internet traffic.
- If using a POP server, it must support unique identification listing (UIDL). Please perform an Internet search for Request for Comments document RFC1939.


