<div class="content"><p> </p><p>The <b>DHCP_MCAST_MIB_INFO</b> structure contains counter
values for all <span><a href="a9d6a415-4de6-4058-befe-ca2e42764485#gt_04286a2c-1484-44d0-9854-7c57c8b4118c" data-linktype="relative-path">multicast scopes</a></span> defined
on the MADCAP server. This structure is used in <span><a href="2edef397-cec8-4443-99bf-5d86cb5a17b9" data-linktype="relative-path">R_DhcpGetMCastMibInfo (section 3.2.4.32)</a></span>
method which retrieves statistics on multicast scopes defined on the MADCAP
server.</p><dl>
<dd>
<div><pre> typedef struct _DHCP_MCAST_MIB_INFO {
   DWORD Discovers;
   DWORD Offers;
   DWORD Requests;
   DWORD Renews;
   DWORD Acks;
   DWORD Naks;
   DWORD Releases;
   DWORD Informs;
   DATE_TIME ServerStartTime;
   DWORD Scopes;
   [size_is(Scopes)] LPMSCOPE_MIB_INFO ScopeInfo;
 } DHCP_MCAST_MIB_INFO,
  *LPDHCP_MCAST_MIB_INFO;
</pre></div>
</dd></dl><p><b>Discovers:</b>  This is of type <span><a href="../ms-dtyp/262627d8-3418-4627-9218-4ffe110850b2" data-linktype="relative-path">DWORD</a></span>,
containing the number of <b>DHCPDISCOVER</b> messages <span><a href="https://go.microsoft.com/fwlink/?LinkId=90318" data-linktype="external">[RFC2131]</a></span>
received by the MADCAP server from MADCAP clients.</p><p><b>Offers:</b>  This is of type DWORD,
containing the number of <b>DHCPOFFER</b> messages sent by the MADCAP server to
the MADCAP client.</p><p><b>Requests:</b>  This is of type DWORD,
containing the number of <b>DHCPREQUEST</b> messages received by the MADCAP
server from MADCAP clients.</p><p><b>Renews:</b>  This is of type DWORD,
containing the number of <b>DHCPRENEW</b> messages received by the MADCAP
server from MADCAP clients.</p><p><b>Acks:</b>  This is of type DWORD,
containing the number of <b>DHCPACK</b> messages sent by the MADCAP server to
the MADCAP client.</p><p><b>Naks:</b>  This is of type DWORD,
containing the number of <b>DHCPNAK</b> messages sent by the MADCAP server to
MADCAP clients.</p><p><b>Releases:</b>  This is of type DWORD,
containing the number of <b>DHCPRELEASE</b> messages received by the MADCAP
server from the MADCAP client.</p><p><b>Informs:</b>  This is of type DWORD,
containing the number of <b>DHCPINFORM</b> messages received by the MADCAP
server from the MADCAP client.</p><p><b>ServerStartTime:</b>  This is of type <span><a href="0f93bea1-8172-4efa-826a-e12667e1bcee" data-linktype="relative-path">DATE_TIME (section 2.2.1.2.11)</a></span>,
containing the start time of the MADCAP server.</p><p><b>Scopes:</b>  This is of type DWORD,
containing the number of IPv4 multicast scopes configured on the current MADCAP
server. This field defines the number of IPv4 multicast scopes in the
subsequent field <i>ScopeInfo</i>.</p><p><b>ScopeInfo:</b>  This is a pointer to an
array of <span><a href="b38ad12a-de02-4916-a3f5-1706195d44df" data-linktype="relative-path">MSCOPE_MIB_INFO (section 2.2.1.2.51)</a></span>
structures of length <b>Scopes</b> that contains information about the IPv4 <span><a href="a9d6a415-4de6-4058-befe-ca2e42764485#gt_128cd76b-eecb-41e6-96f7-f73c2bf9235a" data-linktype="relative-path">scopes</a></span>
configured on the MADCAP server.</p></div>