In order to receive technical support via telephone, a service contract is required.
Deerfield.net Priority Support Contracts entitle customers to unlimited priority email and phone support for one year. Priority technical requests are processed within one business day, excluding weekends and holidays.
Additionally, support contracts include a live chat option that instantly connects you to a technician online. Live Chat and Phone is available Monday through Friday, 9:00 AM to 5:00 PM ET.
The Unlimited Priority Support Contract covering all listed Deerfield.net products is available for $1,599.95.
Supported products:
Kerio Control	VisNetic MailServer
Kerio Connect	IceWarp Mail Server
DNS2Go	VisNetic MailFlow
VisNetic Firewall

"I have never seen more responsive and knowledgeable tech support. I have been in this business since the 8088 processor and I have dealt with many incompetent (the norm) tech support. I don't know what you did differently but PLEASE keep it up.

"....your support is the best in the industry.
That is what makes your product!"

Bob Marchand
Network Manager
Blue Rock Industries