@misc{13817,
  keywords = {congestion control, Internet, Protocols, networks, Data Communication, Quality of Service, QoS, encoding, Admission Control, Differentiated Services, Congestion Notification, Marking},
  author = {Bob Briscoe and Toby Moncaster and Michael Menth},
  title = {Encoding Three Pre-Congestion Notification (PCN) States in the IP Header using a Single Diffserv Codepoint (DSCP)},
  year = {2012},
  number = {6660},
  month = {07/2012},
  publisher = {RFC Editor},
  url = {http://tools.ietf.org/html/rfc6660},
}