Below, please find 2X ThinClientServer firewall settings for various ports:
From: To: Port: Description:
Thin Client 2X TerminalServer TCP 22 Remote Session
Thin Client Citrix Server TCP 1494 Remote Session
Thin Client Citrix Server TCP 443 Remote Session HTTPS
Thin Client MS Terminal Server TCP 3389 Remote Session
Thin Client 2X ApplicationServer TCP 3389 Remote Session
Thin Client 2X ApplicationServer TCP 80 Remote Session
Thin Client DNS Server UDP 53 Name Resolution
Thin Client DHCP Server UDP 67 TCP/IP Settings Retrieval
Thin Client DHCP Helper UDP 67 TCP/IP Settings Retrieval
Thin Client NTP Server UDP 123 Time Synchronization
Thin Client TFTP Server UDP 69 Operating System Retrieval
Thin Client DHCP Helper UDP 4011 TCP/IP Settings Retrieval
Thin Client 2X ThinClientServer TCP 943 Thin Client Settings
Web Browser 2X ThinClientServer TCP 980 Management Console (HTTP)
2X TCS Slave 2X TCS Master TCP 943 Replication Queries
2X TCS Master 2X TCS Slave TCP 943 Replication Queries
2X TCS Master Domain Controller TCP 389 LDAP Queries
2X TCS Slave Domain Controller TCP 389 LDAP Queries
2X ThinClientServer Thin Client UDP 161 SNMP Client Status Information
2X ThinClientServer Thin Client UDP 68 TCP/IP Settings Delivery
2X ThinClientServer downloads.2x.com TCP 80 Automatic Update Checking
Admin PC Thin Client TCP 5800 Shadow Session Control
Admin PC Thin Client TCP 5900 Shadow Settings Control
