%% You should probably cite rfc4938 instead of this I-D.
@techreport{bberry-pppoe-credit-06,
    number =    {draft-bberry-pppoe-credit-06},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-bberry-pppoe-credit/06/},
    author =    {Bo Berry and Howard H. Holgate},
    title =     {{PPP Over Ethernet (PPPoE) Extensions for Credit Flow and Link Metrics}},
    pagetotal = 17,
    year =      2006,
    month =     nov,
    day =       14,
    abstract =  {This document extends the Point-to-Point over Ethernet (PPPoE) Protocol with a credit-based flow control mechanism and Link Quality Metric report. This optional extension should improve the performance of PPPoE over media with variable bandwidth and limited buffering, such as mobile radio links. This memo provides information for the Internet community.},
}