Functions

• socket(): Create socket descriptor
• bind(): Associate socket with a local IP address and port
• listen(): Put connection-oriented socket in waiting mode
• accept(): Wait for next connection from client
• connect(): Connect from client to server
• read(), recv(), recvfrom(), recvmsg(): Read requests
• write(), send(), sendto(), sendmsg(): Write response
• close(): Close network connection
• shutdown(): Close (half-close) network connection
• getsockopt(), setsockopt(): Get and change socket settings

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