Instructions for Enterprise Email Client Configuration Parameters

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Enterprise Email Client Parameter Description. These parameters apply to all desktop and mobile email clients. It is recommended to use POP3 to connect for sending and receiving emails, as it is faster.

If your domain has already added POP3\IMAP\SMTP records according to https://www.west.cn/faq/list.asp?unid=21  when filling in the incoming and outgoing servers, you can also replace yunyou.top with your own domain.

Note: If you need to use SSL to connect, please fill in the incoming and outgoing server addresses as shown in the table below; you cannot fill in your own domain.

Non-SSL Encrypted Connection

Connection Method	SSL Encryption	Server Type	Port	Address	Remarks
POP3	No	Incoming Server	110	pop3.yunyou.top
POP3	No	Outgoing Server	25	smtp.yunyou.top
IMAP (Recommended)	No	Incoming Server	143	imap.yunyou.top
IMAP (Recommended)	No	Outgoing Server	25	smtp.yunyou.top

SSL Encrypted Connection

Connection Method	SSL Encryption	Server Type	Port	Address	Remarks
POP3	Yes	Incoming Server	995	pop3.yunyou.top
POP3	Yes	Outgoing Server	465/587	smtp.yunyou.top	Choose either of the two ports
IMAP (Recommended)	Yes	Incoming Server	993	imap.yunyou.top
IMAP (Recommended)	Yes	Outgoing Server	465/587	smtp.yunyou.top	Choose either of the two ports

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