Use the Epson Connect services under the following conditions. For detailed information on your network environment, contact your network administrator. For more information about services from other companies, contact the company in question.
Epson Connect connects the printer or the scanner to an IPv4 network. You cannot use the services on a network that is for IPv6 only.
Only one proxy server connection is supported.
Because Epson Connect uses XMPP communication protocol, you need to open port 5222.