If you're using minilogin, its probably 127.0.0.1 or localhost
Mine reads
[LoginServer]
loginserver=localhost
loginserver2=localhost
loginport=5999
loginport2=5999
worldname=Unnamed server
locked=false
account=
password=
worldaddress=
[LoginConfig]
ServerMode=Standalone
ServerPort=5999
UplinkAddress=
UplinkPort=
UplinkAccount=
UplinkPassword=
And it works
