<div class="content"><p> </p><p>This enumeration is used to identify the <span><a href="d891304d-92d8-4f9f-9e60-a1f02b28ae30#gt_f8a5b7f0-25e0-4c81-9abf-00b56a580deb" data-linktype="relative-path">IPsec</a></span>
phase of negotiations.</p><dl>
<dd>
<div><pre> typedef  enum _tag_FW_IPSEC_PHASE
 {
   FW_IPSEC_PHASE_INVALID = 0,
   FW_IPSEC_PHASE_1 = 1,
   FW_IPSEC_PHASE_2 = 2,
   FW_IPSEC_PHASE_MAX = 3
 } FW_IPSEC_PHASE;
</pre></div>
</dd></dl><p><b>FW_IPSEC_PHASE_INVALID:  </b>This value MUST NOT
be used. It is defined for simplicity in writing <span><a href="d891304d-92d8-4f9f-9e60-a1f02b28ae30#gt_73177eec-4092-420f-92c5-60b2478df824" data-linktype="relative-path">IDL</a></span> definitions and
code. This symbolic constant has a value of 0.</p><p><b>FW_IPSEC_PHASE_1:  </b>This value represents the
IPsec first phase of negotiations, also called main mode. This symbolic
constant has a value of 1.</p><p><b>FW_IPSEC_PHASE_2:  </b>This value represents the
IPsec second phase of negotiations. A phase 2 authentication is the second
authentication and can mean extended mode or quick mode. On auth sets, phase 2
authentication refers to extended mode (specified in <span><a href="../ms-aips/eee3de64-3847-4451-978e-9513ff187d30" data-linktype="relative-path">[MS-AIPS]</a></span>
sections <span><a href="../ms-aips/cf1bc555-01f4-4bfc-ab60-4afc73fbb80d" data-linktype="relative-path">3.6</a></span>
and <span><a href="../ms-aips/dcaaed1e-ffe5-4b88-88c9-3b3b3bcb6ae2" data-linktype="relative-path">3.7</a></span>);
and on crypto sets, phase 2 refers to quick mode (specified in [MS-AIPS]
sections <span><a href="../ms-aips/34bc340d-e8ad-4d6e-ace7-6692a78ab7c9" data-linktype="relative-path">3.4</a></span>
and <span><a href="../ms-aips/6ab9ab7a-39b0-4e67-9ed8-88f58f3970e8" data-linktype="relative-path">3.5</a></span>).
This symbolic constant has a value of 2.</p><p><b>FW_IPSEC_PHASE_MAX:  </b>This value and values
that exceed this value are not valid and MUST NOT be used. It is defined for
simplicity in writing IDL definitions and code. This symbolic constant has a
value of 3.</p></div>