U-Mail mail server software (mail system)

U-Mail is a secure, high-speed, full-featured email server system that integrates powerful functions with simple and efficient management to provide the best enterprise-level email server system solution. Embedded top anti-virus engine; anti-spam filtering engine based on patented technologies such as behavior recognition and hotspots; lifetime free upgrades; pure WEB management; one-stop full service provided!

◇Global delivery and receipt guaranteed! Even if your server's IP is on the other party's spam blacklist, the email will still be sent without error.

◇ Email monitoring, sending and receiving review! Enterprise management can set relevant monitoring and audit conditions according to actual needs.

◇ The most advanced anti-virus and anti-spam system in the industry! All email viruses are 100% filtered, the virus code base is updated in real time, and the anti-spam system with three major security technologies ensures a spam filtering rate of more than 98%.

◇ The system is fully automated and self-managed! The system dynamically adjusts its operating status according to built-in policies, making email system management extremely simple.

◇ Supports SMTP, SSL SMTP, POP3, SSL POP3, IMAP4, SSL IMAP4, WebMail, CA Server, TLS/SSL, S/MIME, and Daytime full-featured services.

◇ Supports digital certificate services and provides powerful management functions. You can write or read digitally signed or digitally encrypted secure emails (S/MIME) directly in WebMail. Provides military-grade high security strength (4096-bit DH/DSS encryption or 2048-bit RSA encryption).

◇ Use TLS/SSL standard secure socket layer communication protocol (1024-bit RSA encryption), support secure communication services including SSL SMTP, SSL POP3, SSL IMAP4, prevent network interception, and make communication more secure.

◇ Multi-language Webmail (currently supports three languages: Simplified Chinese, Traditional Chinese, and English, and other languages ​​can be added to achieve modularity).

◇ Multiple templates (11 sets of login templates).

◇ Closely integrated with enterprise informatization (the most powerful address book in history, domain signature, network file cabinet, my bookmarks, etc.).

◇ Multiple domain name support, domain name time validity control, user number, domain space size, etc. management, very suitable for network service providers selling corporate mailboxes.

◇ Super powerful domain back-end management function, U-Mail department management back-end/domain management back-end and super-domain management back-end, all browser management.

◇ The email system is automatically upgraded! The mail system will be automatically or manually upgraded online.

◇ Provides excellent Web support, allowing you to receive and send emails directly through the IE browser. It also supports powerful Web remote management services, allowing you to fully manage the email system without logging in to the server, relying only on the IE browser. .

◇ Provide personalized mailbox interface customization solutions. Administrators can set 5 different Webmail templates and 9 sets of login pages for users to choose from. Each user can also design their own mailbox color.

◇ In practical applications: a Pentium 4 2000MHz + 512M memory independent mail server can support at least 10,000 mailboxes with high performance.

◇ U-Mail can provide a delivery volume of 80,000 emails per hour on the machine configured above.