What is a standard RFC?

An Internet Standard is documented by a Request for Comments (RFC) or a set of RFCs. A specification that is to become a Standard or part of a Standard begins as an Internet Draft, and is later, usually after several revisions, accepted and published by the RFC Editor as an RFC and labeled a Proposed Standard.

What is RFC Quora?

Erik Fair. , I’ve written and contributed to a few RFCs. Answered 2 years ago · Author has 7.5K answers and 11.3M answer views. RFC = Request For Comments. The document series produced by the Internet Engineering Task Force (IETF) which through technical discussion and debate, sets the protocol standards for The …

Is there a restriction in RFC 793 regarding sending data in these packets?

The original TCP standard RFC 793 does allow data to be sent with the first SYN packet, as part of the handshake, but such data cannot be released to the remote-endpoint application until the handshake completes.

What RFC 2026?

Abstract of RFC 2026 This memo documents the process used by the Internet community for the standardization of protocols and procedures. It defines the stages in the standardization process, the requirements for moving a document between stages and the types of documents used during this process.

Why is RFC used?

Request for Comments (RFCs) are mainly used to develop a “standard” network protocol, a function of a network protocol or any feature which is related with network communication. RFCs (Request for Comments) are the basic building blocks of today’s modern computer networks and the internet.

What is the RFC for TCP?

RFC (stands for Request For Comments) is a document that describes the standards, protocols, and technologies of the Internet and TCP/IP. Since 1969, about 2400 Requests for Comments (RFCs) have been published on various networking protocols, procedures, applications, and concepts.

What is TCP stream?

TCP is a connection-oriented protocol meaning it first sets up a connection to the receiver then sends the data in segments (PDU for transport layer) which is carried by IP packets. This way it’s called stream because it keeps the stream of data between to ends during transfer.

When should you close a TCP connection?

This is an inefficient way to close a TCP connection. It is good practice to close a connection as soon as possible after data is transmitted, to prevent radio channels from being kept open needlessly. The following image (figure 1) illustrates the issue of a connection that was closed inefficiently.

Why does TCP reset?

TCP reset is an abrupt closure of the session; it causes the resources allocated to the connection to be immediately released and all other information about the connection is erased. TCP reset is identified by the RESET flag in the TCP header set to 1 .

Which of the following is a requirement level in RFC?

RFCs are classified into 5 Requirement Levels: required, recommended, elective, limited use and not recommended. Required. An RFC is labeled required if it must be implemented by all Internet systems to achieve minimum conformance. For example, IP and ICMP are required protocols.