# X.3

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> Source: https://en.wikipedia.org/wiki/X.3
> Source revision: 1329691813
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'''X.3''' is an [ITU-T](/source/ITU-T) standard indicating what functions are to be performed by a [Packet Assembler/Disassembler](/source/Packet_Assembler%2FDisassembler) (PAD) when connecting character-mode [data terminal equipment](/source/data_terminal_equipment) (DTE), such as a [computer terminal](/source/computer_terminal), to a [packet switched network](/source/packet_switched_network) such as an [X.25](/source/X.25) network, and specifying the parameters that control this operation.<ref name="horak-2007"/>

The following is list of X.3 parameters associated with a PAD:
*1 PAD recall using a character
*2 Echo
*3 Selection of data forwarding character
*4 Selection of idle timer delay
*5 Ancillary device control
*6 Control of PAD service signals
*7 Operation on receipt of break signal
*8 Discard output
*9 Padding after carriage return
*10 Line folding
*11 DTE speed
*12 Flow control of the PAD
*13 Linefeed insertion after carriage return
*14 Padding after linefeed
*15 Editing
*16 Character delete
*17 Line delete
*18 Line display
*19 Editing PAD service signals
*20 Echo mask
*21 Parity treatment
*22 Page wait

==References==
<references>

<ref name="horak-2007">{{cite book
  |url=https://books.google.com/books?id=EXHVTLms96oC&dq=X.3+itu+packet+PAD&pg=PA548
  |title=Webster's New World Telecom Dictionary
  |author=Ray Horak
  |edition=illustrated
  |page=548
  |publisher=[John Wiley & Sons](/source/John_Wiley_%26_Sons)
  |location=[Hoboken, New Jersey](/source/Hoboken%2C_New_Jersey), United States
  |year=2007
  |isbn=9780471774570
  |access-date=2 September 2012
}}</ref>

</references>

==External links==
*[http://www.itu.int/rec/T-REC-X.3/en X.3 standard at ITU site]
*[http://www.cisco.com/en/US/docs/ios/12_2/termserv/configuration/guide/tcfaapx3_ps1835_TSD_Products_Configuration_Guide_Chapter.html Cisco Web Page Definition of X.3 parameters]

Category:Networking standards
Category:X.25
{{Compu-network-stub}}

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Adapted from the Wikipedia article [X.3](https://en.wikipedia.org/wiki/X.3) by Wikipedia contributors ([contributor history](https://en.wikipedia.org/wiki/X.3?action=history)). Available under [Creative Commons Attribution-ShareAlike 4.0 International](https://creativecommons.org/licenses/by-sa/4.0/). Changes may have been made.