ShareMail   
http://www.lavasoftware.net

One email box + ShareMail = email service for your entire network. ShareMail can expand ONE email account to several internal mailbox. It acts also as a local email server for intranet. Very suitable for small business. No domain needed. Features: Compatible with Win9x/WinNT Auto recv and send mail Support alias mailbox Email broadcasting Support DUN NT Service POP3 Proxy Refuse email spam Log Email backup Firewall/Proxy support Remote control Inner mail exchange Maillist support Priority support Sharemail can support more than 100 mailboxes. The Free version only support 5 mailboxes. For more mailboxes, register the software.

ShareMailPro   
http://www.lavasoftware.net

With an exclusive domain and one mailbox from ISP, you can add or remove mailboxes at any time. That means you don't need to pay any extra money to your ISP for the mailboxes you add, perfect solution for small business. Requirements for ShareMailPro: Your company must has a Domain. Must apply 1 mailbox under this domain from your ISP, and the ISP must foward all the messages to this domain to this mailbox . Features: Compatible with Win9x/WinNT Auto recv and send mail AntiVirus AntiSpam MX delivery support Support alias mailbox Email broadcasting Support DUN NT Service POP3 Proxy Refuse email spam Log Email backup Firewall/Proxy support Remote control Inner mail exchange Maillist support Priority support SharemailPro can support more than 100 mailboxes. The Free version only supports 5 mailboxes . For more mailboxes, register the software .