Default server port is 9000
Region internal port should be another port like 9001
Forward ports on your router using both TCP and UDP
If you run more than one region you need more ports
Router access addresses often include
192.168.0.1
192.168.1.1
192.168.1.254
10.0.0.1
Search your router manual
Select your OS in step 2
Configure files
Regions ini example
YourRegionName
RegionUUID your unique uuid
Location 10151,10151
InternalAddress 0.0.0.0
InternalPort 9001
AllowAlternatePorts False
ExternalHostName your wan ip or domain name
OpenSim ini network example
Network
http_listener_port 9000
If you change this port you must forward it too
Run OpenSim and first start questions
Select your OS in step 2
Typical first run questions
New region name TestLandia
Region Location 10151,10151
External host name your public ip or domain
New estate name My Estate
Estate owner first name YourFirstName
Estate owner last name YourLastName