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Internet Protocols

Domain Name Servers are the Internet’s equivalent of a phone book. They maintain a directory of domain names and translate them to numerical IP addresses. These crossgrid.org IP addresses are used to identify and locate the web-servers on the Internet. We are not going to describe the application protocols in detail in this document.

  • This layer sets up the communication between the two hosts and they agree settings such as ‘language’ and size of packets.
  • Furthermore, every host implementation of TCP/IP must be prepared to accept pieces and put them back together.
  • (There can be more than one RCPT command, if there are several recipients.) Finally the data itself is sent.
  • This has led to the “server/client” model of network services.
  • Certainly the ARPAnet is the best-known TCP/IP network.

So we want to be able to use the largest packet size possible. But we also want to be able to … Read More

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