Step 1: Open RunDedicated_Server from your Kuma Games directory.
C:\Program Files (x86)\Kuma Games
Step 2: Google "Whats my ip address?" and copy it.
Step 3: Go to
and paste your IP. (Don't forget to add your server port)
Choose "Old CS:S, HL2DM, ..." for the Gametype.
Step 4: Submit by selecting "Add server". A client will connect to the server and confirm your server. The server should appear on the list in just a few minutes.