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.
Congestive heart failure can cause heavy dog breathing because it means your dog's cells aren't getting enough oxygen. His respiratory system tries to compensate for this by working overtime, leading to labored dog breath. If your dog is suffering from heart failure, he may breathe easier when sitting upright.