For users of the EasyHL7 Single Port Listener or the EasyHL7 Multi-Port Listener upgrading to the HermeTech UltraPort Listener is quite simple. Just contact HermeTech Customer Support at info@hermetechnz.com and let us know that you wish to upgrade. Any EasyHL7 Listener license purchased or activated before January 1st, 2010 may be upgraded to an equivalent UltraPort HL7 Listener license free of charge.