A server running Active Directory Domain Services (AD DS) is called a domain controller. It authenticates and authorizes all users and computers in a Windows domain type networkâassigning and enforcing security policies for all computers and installing or updating software.
Infectious diseases and heartworm disease. Infectious diseases, like kennel cough and canine influenza in dogs, and feline herpesvirus in cats can cause abnormal breathing. Heartworm disease can also cause abnormal breathing in dogs and cats.
Breathing difficulty while lying down is an abnormal condition in which a person must keep the head raised by sitting or standing to be able to breathe deeply or comfortably. A type of breathing difficulty while lying down is paroxysmal nocturnal dyspnea.