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.
The main treatment for pneumonia is one or more antibiotics. A younger or healthier person can be treated safely with antibiotics at home and can feel better in a few days. Some people are at higher risk of complications and may need to be hospitalized for two days to a week.