%% You should probably cite draft-ietf-bess-evpn-bum-procedure-updates instead of this I-D.
@techreport{zzhang-bess-evpn-bum-procedure-updates-02,
    number =    {draft-zzhang-bess-evpn-bum-procedure-updates-02},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-zzhang-bess-evpn-bum-procedure-updates/02/},
    author =    {Zhaohui (Jeffrey) Zhang and Wen Lin and Jorge Rabadan and Keyur Patel},
    title =     {{Updates on EVPN BUM Procedures}},
    pagetotal = 16,
    year =      2016,
    month =     apr,
    day =       21,
    abstract =  {This document specifies procedure updates for broadcast, unknown unicast, and multicast (BUM) traffic in Ethernet VPNs (EVPN), including selective multicast, and provider tunnel segmentation.},
}