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X.2.XXX Mailbox Status. X.3.XXX Mail System Status. X.4.XXX Network and Routing Status. X.5.XXX Mail Delivery Protocol Status. X.6.XXX Message Content or Media Status. X.7.XXX Security or Policy Status. The meaning of the "detail" field depends on the class and the subject, and are listed in RFC 3463 and RFC 5248 .
List of FTP server return codes. FTP server return codes always have three digits, and each digit has a special meaning. [1] The first digit denotes whether the response is good, bad or incomplete: Range. Purpose. 1xx. Positive Preliminary reply. The requested action is being initiated; expect another reply before proceeding with a new command ...
403.20 – Passport logon failed; 403.21 – Source access denied; 403.22 – Infinite depth is denied; 403.502 – Too many requests from the same client IP; Dynamic IP Restriction limit reached; 403.50 – Rejected due to IP address restriction; See also. Internet portal; List of HTTP status codes; URL redirection; Notes
Extended search being performed may take a significant time so a forking proxy must send a 100 Trying response. [1] : §21.1.1. 180 Ringing. Destination user agent received INVITE, and is alerting user of call. [1] : §21.1.2. 181 Call is Being Forwarded. Servers can optionally send this response to indicate a call is being forwarded. [1 ...
Low-density parity-check (LDPC) codes are a class of highly efficient linear block codes made from many single parity check (SPC) codes. They can provide performance very close to the channel capacity (the theoretical maximum) using an iterated soft-decision decoding approach, at linear time complexity in terms of their block length.
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20 is the international dialing country code for Egypt. The telephone numbers are designated under the 2003 Telecom Act created by the Egyptian Ministry of Communications and Information Technology. The telephone numbers are designated under the 2003 Telecom Act created by the Egyptian Ministry of Communications and Information Technology.
Exit status. In computing, the exit status, or exit code, of a terminated process is an integer number that is made available to its parent process (or caller). In DOS, this may be referred to as an errorlevel . When computer programs are executed, the operating system creates an abstract entity called a process in which the book-keeping for ...
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Block code. In coding theory, block codes are a large and important family of error-correcting codes that encode data in blocks. There is a vast number of examples for block codes, many of which have a wide range of practical applications.