%% You should probably cite draft-ietf-dhc-container-opt instead of this I-D.
@techreport{droms-dhc-container-opt-01,
    number =    {draft-droms-dhc-container-opt-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-droms-dhc-container-opt/01/},
    author =    {Ralph Droms},
    title =     {{Container Option for Server Configuration}},
    pagetotal = 9,
    year =      2007,
    month =     nov,
    day =       13,
    abstract =  {In some DHCP service deployments, it is desirable for a DHCP server in one administrative domain to pass configuration options to a DHCP server in a different administrative domain. This DHCP option carries a set of DHCP options that can be used by another DHCP server.},
}