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Showing posts with the label network address

Socket in Computer Network

A   socket   is one endpoint of a   two way   communication link between two programs running on the network. The socket mechanism provides a means of inter-process communication (IPC) by establishing named contact points between which the communication take place. Like ‘Pipe’ is used to create pipes and sockets is created using   ‘socket’   system call. The socket provides bidirectional   FIFO   Communication facility over the network. A socket connecting to the network is created at each end of the communication. Each socket has a specific address. This address is composed of an IP address and a port number. Socket are generally employed in client server applications. The server creates a socket, attaches it to a network port addresses then waits for the client to contact it. The client creates a socket and then attempts to connect to the server socket. When the connection is established, transfer of data takes place. Types of Soc...

What is Network Service?

Network Service a capability that facilitates a   network  operation. It typically is provided by a   server  (which can be running one or more services), based on network  protocols  running at the   application  layer in the   Open Systems Interconnection (OSI)   model   of the   network . Some examples are   domain name system (DNS) ,   dynamic host configuration protocol (DHCP) ,   voice over internet protocol (VoIP) , etc. As defined by Network Functions Virtualization (NFV)  ETSI  Industry Specification Group (ISG) in the  Network Functions Virtualisation (NFV); Terminology for Main Concepts in NFV , a network service is a composition of  network functions  and defined by its functional and behavioral specification. Computer Network Services and Solutions Routing & Switching   Utilizing the latest in Cisco technology. Utilize VLAN’s ...