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For questions about network protocols published in a Standard or RFC. Do not use this tag merely because the question mentions a networking protocol in it. Questions with this tag *could* be closed if they do not explain why the question is relevant and important to answer; this is necessary to avoid issues with tangential / trivial questions or help vampires.

2
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First of all: Sockets have nothing to do with network protocols but with network programming: Indeed a if a DNS server software called the recv() function the information about the IP address of the …
answered Aug 20 '18 by Martin Rosenau
4
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About UDP I've read that ... The main difference between TCP and UDP is that TCP is connection-oriented while UDP is used to transmit single packets. A UDP socket is handling all UDP packets arrivin …
answered Dec 15 '20 by Martin Rosenau
10
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... and have realized the multicast group is nothing but FF02::1:FFXX:XXXX. Here xxx is nothing but 24-bits of Mac-address ... You are right: IF the IPv6 address is based on the MAC address a Nei …
answered Aug 8 '18 by Martin Rosenau
6
votes
You should keep in mind that Ethernet (with MAC addresses) and IP (with IP addresses) were independent developments. As far as I understand correctly, MAC addresses were originally intended to be use …
answered Aug 18 '18 by Martin Rosenau
2
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There are two types of NDP messages: Router solicitation and router advertisement Neighbor solicitation and neighbor advertisement For the second kind of messages no link-local addresses are requi …
answered Dec 21 '18 by Martin Rosenau
1
vote
In the UDP protocol, a socket is uniquely identified by the source IP and the source port. Please don't mix network programming (sockets) with network protocols. However in the case of UDP you a …
answered Oct 30 '18 by Martin Rosenau