What is UDP? | Cloudflare

I was also trying to forward my DNS UDP packets from localhost:53 to OpenDNS_IP:5353 because my ISP redirects destination port 53 packets to their own server. Thank you for the information about such a great tool. Now I can use OpenDNS without setting up an intermediate router with dnsmasq and iptables rules. – Sourav Ghosh Aug 18 '18 at 5:32 Routing Information Protocol - Wikipedia Invalid Timer: The invalid timer specifies how long a routing entry can be in the routing table without being updated. This is also called as expiration Timer. By default, the value is 180 seconds. UDP explained - study-ccna.com UDP is also considered to be a connectionless protocol, since no virtual circuit is established between two endpoints before the data transfer takes place. Because it does not provide many features that TCP does, UDP uses much less network resources than TCP. UDP … [MS-RDPEUDP]: RDP-UDP Protocol | Microsoft Docs Sep 23, 2019

Differences between TCP and UDP - GeeksforGeeks

IP Routing: Protocol-Independent Configuration Guide Aug 13, 2019

Introduction to TCP and UDP - NetworkLessons.com

Well-Known TCP/IP Port Numbers, Service Names & Protocols TCP, UDP: NSS-Routing : 160: TCP, UDP: SGMP-TRAPS : 161: TCP, UDP: SNMP (Simple Network Management Protocol) Offical: 162: TCP, UDP: SNMPTRAP: Offical: 170: TCP: Print-srv : 179: TCP: BGP (Border Gateway Protocol) - an exterior gateway routing protocol that enables groups of routers to share routing information to ensure efficient and loop-free RPL UDP - Contiki