Ports can be used for any purpose. In this case it's likely that someone is using port 1894 for some other purpose. To determine the culprit, you could simply block that traffic with your firewall and see who complains, or use a network sniffer like Ethereal to monitor traffic on that port and determine its true nature.
For more information
Dig Deeper on Monitoring Network Traffic and Network Forensics
Related Q&A from Mike Chapple, Enterprise Compliance
The HHS security risk assessment tool is designed to help healthcare providers meet the HIPAA security requirement. Expert Mike Chapple explains how ...continue reading
PCI DSS requirement 6.6 demands application security compliance through one of two options: an application firewall or a code review. Expert Mike ...continue reading
Are HIPAA-compliant hosting services a better option for compliance than a secure storage API? Expert Mike Chapple analyzes.continue reading
Have a question for an expert?
Please add a title for your question
Get answers from a TechTarget expert on whatever's puzzling you.