%% You should probably cite draft-ietf-dhc-dhcpv6-vendor-message instead of this I-D.
@techreport{volz-dhc-dhcpv6-vendor-message-01,
    number =    {draft-volz-dhc-dhcpv6-vendor-message-01},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-volz-dhc-dhcpv6-vendor-message/01/},
    author =    {Bernie Volz},
    title =     {{DHCP Vendor-specific Message}},
    pagetotal = 6,
    year =      2008,
    month =     jul,
    day =       7,
    abstract =  {This document requests a vendor-specific DHCPv6 message assignment. This message can be used for vendor specific and experimental purposes.},
}