Far as I know cookies can only have the below...
name, value, time, path, domain, secure
ie -
setcookie("cookiename","$name",time()+3600,"/","10.0.8.67",secure);
I think, never used secure before.
Why not just keep it simple?
setcookie("cookiename","$name",time()+3600,"/");
no idea why it didn't work before.