What service is port 2228 ?
It is not listed as a Registered Port with IANA (see http://www.iana.org/assignments/port-numbers).
What kind of machine did you see that port running on? What operating system? What kind of services is that system supposed to offer?
Find answers to your questions by entering keywords or phrases in the Search bar above. New here? Use these resources to familiarize yourself with the community: