%% You should probably cite draft-ietf-capwap-base-mib instead of this I-D.
@techreport{yangshi-capwap-base-mib-02,
    number =    {draft-yangshi-capwap-base-mib-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-yangshi-capwap-base-mib/02/},
    author =    {Yang Shi and Chris Elliott},
    title =     {{CAPWAP Protocol Base MIB}},
    pagetotal = 50,
    year =      2008,
    month =     feb,
    day =       12,
    abstract =  {This memo defines a portion of the Management Information Base (MIB) for use with network management protocols. In particular, it describes managed objects for modeling the Control And Provisioning of Wireless Access Points (CAPWAP) Protocol.},
}