With a 2003 Exchnage server you should be in good shape. You can download the latest VoqMail update here:
http://www.voq.com/site/support/latest_software.voq
Here is how to configure the Voq mail account:
http://mycusthelp.com/Voq/supportkbitem.as...=-1&FB=-1&FC=-1
The more expensive +$99 VoqMail Pro gives you the capability to manage groups of Voq phones for corporate users.
VoqMail Personal
• An e-mail account with an Internet service provider
• E-mail address (e.g. jsmith@myprovider.com)
• Your password
• Domain name (e.g. myprovider)
• Incoming and outgoing mail server names (e.g. mail.myprovider.com)
• A data connection for connecting to the Internet.
VoqMail Pro
• E-mail display name (e.g. John Smith)
• E-mail address (e.g. jsmith@mywork.com)
• VPN protocol (e.g. Microsoft PPTP, Cisco IPsec)
• VPN server name (e.g. server.mywork.com)
• VPN user name (e.g. jsmith)
• Incoming and outgoing mail server names (e.g. mail.mywork.com)
• Work domain name (e.g. mywork)