/\/(srv|var|tmp|mnt)[a-z0-9\-\._\:\,\/]+[a-z0-9\-\._\:\,]+/i
since its a "path", i think it should contain dir(s) string will be validated against Code: [Select]/\/(srv|var|tmp|mnt)[a-z0-9\-\._\:\,\/]+[a-z0-9\-\._\:\,]+/i regex