%% You should probably cite rfc2575 instead of this I-D.
@techreport{ietf-snmpv3-vacm-04,
    number =    {draft-ietf-snmpv3-vacm-04},
    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-snmpv3-vacm/04/},
    author =    {Bert Wijnen and Keith McCloghrie and Randy Presuhn},
    title =     {{View-based Access Control Model (VACM) for the Simple Network Management Protocol (SNMP)}},
    pagetotal = 38,
    year =      1999,
    month =     feb,
    day =       10,
    abstract =  {This document describes the View-based Access Control Model for use in the SNMP architecture (RFC2571). It defines the Elements of Procedure for controlling access to management information. This document also includes a MIB for remotely managing the configuration parameters for the View-based Access Control Model. {[}STANDARDS-TRACK{]}},
}