Keri Systems NXT Network Connection - Manual (Page 5)

NXT Network Connection
Troubleshooting Guide
Page 5 of 11 P/N: 01508-001 Rev. A
4.6 Firewall is Blocking Communication
For the Microsoft Windows Firewall, make sure the DoorsNXTSvr.exe application is added as an exception.
1. From the Control Panel, open the Windows Security Center and then launch the Windows Firewall.
Figure 1: Windows Security Center
2. On the Exceptions tab, click on Add Program and then browse to where the DoorsNXT is installed and select the
DoorsNXTSvr.exe application.
Figure 2: Windows Firewall Exceptions
3. For other software based firewalls, please refer to the software documentation on how to add an application to the
exception list. For hardware-based firewalls, make sure that Ports TCP/10010, TCP/10020, TCP/10030, TCP/10040,
UDP/11067, UDP/11068, UDP/11434, UDP/11435, TCP/3050, and TCP/3060 are allowed to pass through to the
computer running DoorsNXT Server, Client, Proxy, and Controllers.