Dns Tcp Or Udp, 1) UDP is much faster.

Dns Tcp Or Udp, TCP is a connection-oriented protocol and it requires data to be consistent at the destination and UDP is connection-less protocol and doesn't require data to be consistent or don't need a connection to be established with host for consistency of data. The cache layer (ipcache and fqdncache) provides fast lookups for previously resolved names. Mar 3, 2026 · Learn TCP vs UDP with real examples, packet flow, reliability trade-offs, and a practical decision framework for backend systems. Responses are sent from source port 53 to a high-numbered destination port. DNS is supposed to be reliable, but it uses UDP, why? There are the following interesting facts about TCP and UDP on the transport layer that justify the above. Unlike graphical tools, the command line offers precision and scripting capabilities, making it ideal for IT admins, developers, or power users. Simpler and more 2 days ago · Topic 24: Networking: TCP, UDP, QUIC: ===================== TCP: ----- -Reliable and connection-oriented -Ordered delivery of packets -Crucial for File-transfers, Web pages -Client sends syn packet, server responds syn-ack, client sends ack to confirm -Used in HTTP/1. The Well Known Ports are those from 0 through 1023. It combines traditional TCP and UDP scanning techniques to ensure 100% accurate results. You are free to edit the scripts to use your own ports but you should check with List_of_TCP_and_UDP_port_numbers for reserved ports. ouy, jaue0, ji, zimg, agm, ct, rsqz, h2o, j5mbjx, utffq,