Socket programming boils down to two systems communicating with one another. ... (TCP) and User Datagram Protocol (UDP). TCP and UDP are used for different purposes and both have unique constraints: ...

Answer by Keith Winstein on Quora, A lot of people ask this question and think in these terms, but here's a different point of view. TCP and UDP are not at the same level of abstraction and they ...

When working with sockets you can use either the TCP/IP (Transmission Control Protocol/Internet protocol) or UDP/IP (User Datagram Protocol/Internet protocol) communication mechanisms.

For those of you who are fluent with sockets programming and recall that listening TCP sockets are forked upon reception of a connect ... for TCP/UDP sockets, the filter is applied to layer 4 ...

TCP vs. UDP vs. ICMP: Understanding the Differences. ... netstat -tulnp # Show TCP/UDP listening ports and active connections ss -tulnp # Alternative to netstat for socket ... and has been a Linux ...