<h4 dir="auto">Pre-Submission Checklist</h4>



<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Commit message has the format required by CONTRIBUTING guide</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Commits are split per component (core, individual modules, libs, utils, ...)</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Each component has a single commit (if not, squash them into one commit)</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> No commits to README files for modules (changes must be done to docbook files<br>
in <code class="notranslate">doc/</code> subfolder, the README file is autogenerated)</li>
</ul>
<h4 dir="auto">Type Of Change</h4>
<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> Small bug fix (non-breaking change which fixes an issue)</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> New feature (non-breaking change which adds new functionality)</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> Breaking change (fix or feature that would change existing functionality)</li>
</ul>
<h4 dir="auto">Checklist:</h4>

<ul class="contains-task-list">
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> PR should be backported to stable branches</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox" checked=""> Tested changes locally</li>
<li class="task-list-item"><input type="checkbox" id="" disabled="" class="task-list-item-checkbox"> Related to issue #XXXX (replace XXXX with an open issue number)</li>
</ul>
<h4 dir="auto">Description</h4>

<p dir="auto">Implement reuse of IPSec tunnels when UEs are re-registering or de-registering, optimizing tunnel creations and key exchanges, and (hopefully) performance. This is a refactored version of PR <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="1140138892" data-permission-text="Title is private" data-url="https://github.com/kamailio/kamailio/issues/3029" data-hovercard-type="pull_request" data-hovercard-url="/kamailio/kamailio/pull/3029/hovercard" href="https://github.com/kamailio/kamailio/pull/3029">#3029</a>. I hope that all the issues <a class="user-mention notranslate" data-hovercard-type="user" data-hovercard-url="/users/alexyosifov/hovercard" data-octo-click="hovercard-link-click" data-octo-dimensions="link_type:self" href="https://github.com/alexyosifov">@alexyosifov</a> found have been fixed.</p>

<hr>

<h4>You can view, comment on, or merge this pull request online at:</h4>
<p>  <a href='https://github.com/kamailio/kamailio/pull/3094'>https://github.com/kamailio/kamailio/pull/3094</a></p>

<h4>Commit Summary</h4>
<ul>
  <li><a href="https://github.com/kamailio/kamailio/pull/3094/commits/f57e90feea2c121981155df432c2c4f521b61129" class="commit-link">f57e90f</a>  ims_ipsec_pcscf: fix issues with UEs and ipsec tunnel</li>
</ul>

<h4 style="display: inline-block">File Changes </h4> <p style="display: inline-block">(<a href="https://github.com/kamailio/kamailio/pull/3094/files">10 files</a>)</p>
<ul>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-404962cd2e9e78acfc5af78aeea7bd30a96d2fe55408a706357677a5aac9fab7">src/modules/ims_ipsec_pcscf/cmd.c</a>
    (151)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-1d21df6f379d47eea95d21ee9a84fb5c268f57a6018d9a2e083e4eb123aebdf2">src/modules/ims_ipsec_pcscf/ims_ipsec_pcscf_mod.c</a>
    (12)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-3aab622174ca97691d057ae4c1f75fa72d3ba852886c7314c9843e0ffc6d9584">src/modules/ims_ipsec_pcscf/ipsec.c</a>
    (29)
  </li>
  <li>
    <strong>D</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-d7deabfeed590e37610255fcd8dca3cfc1996c4d3f4c4daa3690be7acb542189">src/modules/ims_ipsec_pcscf/port_gen.c</a>
    (227)
  </li>
  <li>
    <strong>D</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-26da77fe32c7a48a39eeebfa520541bddf5cb30a84bf5abe58efc6fe6a0a7636">src/modules/ims_ipsec_pcscf/port_gen.h</a>
    (41)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-cf3b992981062780484a0c57aac1525c8ce6248230d086be585490f8e29df285">src/modules/ims_ipsec_pcscf/sec_agree.c</a>
    (33)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-07ef2fbe0a84374161dafe333fd6bbf6832c59e447f65e1981e87926af626ba2">src/modules/ims_ipsec_pcscf/spi_gen.c</a>
    (112)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-39a8457bafedbe316cff2dfe0d16a1f1b1add3b4ba21038e5f03a2dadcef5d23">src/modules/ims_ipsec_pcscf/spi_gen.h</a>
    (6)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-e31bafeb2b08b14f7901be338d71d71e398ec5165ffeae6bb334ec0f6256203e">src/modules/ims_ipsec_pcscf/spi_list.c</a>
    (62)
  </li>
  <li>
    <strong>M</strong>
    <a href="https://github.com/kamailio/kamailio/pull/3094/files#diff-e013eb248418e16a678c0dce69d0d302824fc69d0dc3ad715f480ffe2aa510f7">src/modules/ims_ipsec_pcscf/spi_list.h</a>
    (12)
  </li>
</ul>

<h4>Patch Links:</h4>
<ul>
  <li><a href='https://github.com/kamailio/kamailio/pull/3094.patch'>https://github.com/kamailio/kamailio/pull/3094.patch</a></li>
  <li><a href='https://github.com/kamailio/kamailio/pull/3094.diff'>https://github.com/kamailio/kamailio/pull/3094.diff</a></li>
</ul>

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