While the number of penicillin-resistant bacteria is increasing, penicillin can still be used to treat a wide range of infections caused by certain susceptible bacteria, including Streptococci, Staphylococci, Clostridium, and Listeria genera.
The Internet is the largest computer network. It is composed of thousands of smaller networks and connects billions of devices worldwide, handling the majority of data communication that occurs on a daily basis. The largest private network is the NIPRNet, owned by the U.S. Department of Defense for distribution of communications. It has data services that allow customers access to a large, centralized, protected network, mainly used by military support roles.
Tweet. A WAN (Wide Area Network) is a computer network that covers a broad area and its communication links can traverse across metropolitan, regional or national boundaries. Protocols such as Packet over SONET/SDH, MPLS, ATM and Frame relays are often used for the delivery of circuits that are used in WANs. Multiprotocol Label Switching (MPLS) is a mechanism in high-performance telecommunications networks which directs and carries data from one network node to the next.