%% You should probably cite rfc6853 instead of this I-D.
@techreport{ietf-dhc-dhcpv6-redundancy-consider-02,
    number =    {draft-ietf-dhc-dhcpv6-redundancy-consider-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-ietf-dhc-dhcpv6-redundancy-consider/02/},
    author =    {Jean-Francois Tremblay and John Jason Brzozowski and Jack Chen and Tomek Mrugalski},
    title =     {{DHCPv6 Redundancy Deployment Considerations}},
    pagetotal = 16,
    year =      2011,
    month =     oct,
    day =       31,
    abstract =  {This document documents some deployment considerations for those who wishing to use DHCPv6 to support their deployment of IPv6. Specifically, providing semi-redundant DHCPv6 services is discussed in this document.},
}