social network analysis tutorial

Social network analysis (SNA) is a process of quantitative and qualitative analysis of a social network. SNA measures and maps the flow of relationships and relationship changes between knowledge-possessing entities.

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Application Layer Protocols

Application layer protocols. Remote login to hosts: Telnet. File transfer: File Transfer Protocol (FTP), Trivial File Transfer Protocol (TFTP) Electronic mail transport: Simple Mail Transfer Protocol (SMTP) Networking support: Domain Name System (DNS) Host initialization: BOOTP…

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