Editing Synchronous optical networking (section)

==References==
{{Reflist |2 |refs=
<ref name="GR-253-CORE">Telcordia [http://telecom-info.njdepot.ericsson.net/site-cgi/ido/docs.cgi?ID=SEARCH&DOCUMENT=GR-253& GR-253-CORE], ''Synchronous Optical Network (SONET) Transport Systems: Common Generic Criteria'' (October 2009). Issue 5.</ref>
<ref name="G.707">{{Citation
 |title= ITU-T Rec. G.707/Y.1322, Network node interface for the synchronous digital hierarchy (SDH).
 |location= Geneva
 |publisher= International Telecommunication Union
 |date= January 2007
 |access-date= 3 November 2010
 |url= http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-G.707-200701-I!!PDF-E&type=items
}}</ref>
<ref name="G.783">{{Citation
 |title= ITU-T Rec. G.783, Characteristics of synchronous digital hierarchy (SDH) equipment functional blocks.
 |location= Geneva
 |publisher= International Telecommunication Union
 |date= March 2006
 |access-date= 3 November 2010
 |url= http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-G.783-200603-I!!PDF-E&type=items
}}</ref>
<ref name="G.784">{{Citation
 |title= ITU-T Rec. G.784, Management aspects of the synchronous digital hierarchy (SDH) transport network element.
 |location= Geneva
 |publisher= International Telecommunication Union
 |date= March 2008
 |access-date= 3 November 2010
 |url= http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-G.784-200803-I!!PDF-E&type=items
}}</ref>
<ref name="G.803">{{Citation
 |title= ITU-T Rec. G.803, Architecture of transport networks based on the synchronous digital hierarchy (SDH).
 |location= Geneva
 |publisher= International Telecommunication Union
 |date= March 2000
 |access-date= 3 November 2010
 |url= http://www.itu.int/rec/dologin_pub.asp?lang=e&id=T-REC-G.803-200003-I!!PDF-E&type=items
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<ref name="G.7712">{{Citation
 |title= ITU-T Rec. G.7712/Y.1703, Architecture and Specification of Data Communication Network.
 |location= Geneva
 |publisher= International Telecommunication Union
 |date= 30 March 2007
 |url= http://www.itu.int/itudoc/itu-t/aap/sg15aap/history/g7712/g7712.html
}}</ref>
<ref name="ANSI-T1.105">{{Citation
 |title= ANSI T1.105.07-1996 (R2005), Synchronous Optical Network (SONET) – Sub-STS-1 Interface Rates and Formats Specification.
 |location= New York
 |publisher= American National Standards Institute
 |year= 1996
 |url= http://webstore.ansi.org/RecordDetail.aspx?sku=ANSI+T1.105.07-1996+%28R2005%29
 |archive-url= https://web.archive.org/web/20120306013548/http://webstore.ansi.org/RecordDetail.aspx?sku=ANSI+T1.105.07-1996+%28R2005%29
 |url-status= dead
 |archive-date= 6 March 2012
 }}</ref>
<ref name="techfest">{{cite web
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 |archive-url= https://web.archive.org/web/19990127120448/http://www.techfest.com/networking/wan/sonet.htm
 |url-status= dead
 |archive-date= 27 January 1999
 |title= SONET/SDH Technical Summary
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 |year= 2002
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<ref name="cisco-sdh">{{cite web
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 |title= Synchronous Digital Hierarchy (SDH) Graphical Overview
 |date= 1 October 2006
 |access-date= 14 November 2010
 |work= Cisco
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 |location= San Jose, California
}}</ref>
<ref name="oc768">{{cite web
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 |publisher= Focal Press
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 |isbn= 978-0-240-51908-1
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 |chapter= 1.8.11 Synchronous Digital Hierarchy (SDH)
}}</ref>
<ref name="sat-intro">{{Cite book
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}}</ref>
<ref name="td-hdbk">{{Cite book
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}}</ref>
<ref name="UPSR">{{cite web
 |url= http://www.sonet.com/EDU/upsr.htm
 |title= Understanding SONET UPSRs
 |work= SONET Homepage
 |access-date= 14 November 2010
}}</ref>
<ref name="BLSR">{{cite web
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 |work= SONET Homepage
 |access-date= 14 November 2010
}}</ref>
<ref name="FECOptical">{{cite web
 |url          = http://www.eetasia.com/ARTICLES/2001MAR/2001MAR26_NTEK_TAC1.PDF?SOURCES=DOWNLOAD
 |title        = Forward error correction in optical networks
 |work         = Conexant Systems, Inc.
 |access-date   = 10 December 2014
 |archive-url  = https://web.archive.org/web/20141210103830/http://www.eetasia.com/ARTICLES/2001MAR/2001MAR26_NTEK_TAC1.PDF?SOURCES=DOWNLOAD
 |archive-date = 10 December 2014
 |url-status     = dead
}}</ref>
}}