UDP Port Problem

ok im having sum Trouble with the UDP port like when

i Put in 27015 an i click start server the server comes up and in the ip adress it says ...**:27016

an it doesent apper in the internet when u search in server itss only in Lan so how do i fix this? i want it to

stay 27015

By The Way the ***s are my ip address

Then forward both ports. No problem.

i did that but it still dosent work my server still appers on lan

[editline]06:53PM[/editline]

what does it mean when ur server appers on both lan an internet?

can people still join your game?