A metropolitan area network (MAN) is a hybrid between a LAN and a WAN. Storage area networks (SANs) provide a high-speed infrastructure to move data between storage devices and file servers. Advantage. 1  Performance is fast.  Availability is high because of the redundancy features available.
Walking pneumonia is generally treated with antibiotics. Mild infections are often not treated because they tend to clear on their own. With treatment, most people begin to feel better within a few days.
Walking pneumonia is a mild case of pneumonia. Your doctor will diagnose pneumonia based on your medical history and the results from a physical exam. Pneumonia can be life-threatening if left untreated,especially in people who smoke, have heart disease, or have lung problems, and in adults 65 years of age and older. You should call your doctor if you have a cough that wonât go away, shortness of breath, chest pain and a fever.