<!-- WP QUADS Content Ad Plugin v. 2.0.94 -->
<div class="quads-location quads-ad2523 " id="quads-ad2523" style="float:none;margin:0px 3px 3px 3px;padding:0px 0px 0px 0px;" data-lazydelay="0">

</div>

<p>After migrating a user from on-premises exchange to O365 and try to move it back from O365 to On-premises the user will not move and you will see a message similar to the one below.</p>
<!-- WP QUADS Content Ad Plugin v. 2.0.94 -->
<div class="quads-location quads-ad2524 " id="quads-ad2524" style="float:none;margin:0px 3px 3px 3px;padding:0px 0px 0px 0px;" data-lazydelay="0">

</div>

<!-- WP QUADS Content Ad Plugin v. 2.0.94 -->
<div class="quads-location quads-ad2530 " id="quads-ad2530" style="float:none;margin:0px 3px 3px 3px;padding:0px 0px 0px 0px;" data-lazydelay="0">

</div>

<!-- WP QUADS Content Ad Plugin v. 2.0.94 -->
<div class="quads-location quads-ad2530 " id="quads-ad2530" style="float:none;margin:0px 3px 3px 3px;padding:0px 0px 0px 0px;" data-lazydelay="0">

</div>




<figure class="wp-block-image"><img src="https://lh4.googleusercontent.com/VnZLH7c1SzAfRalupb2dToTYB_jPnhB4kCkho2gnJa_ju7diJAX_sHkNpytQg3xCDWczRRY-Puo9u-mpvvbp9sGk019wz-p6qJJRuYyLORiFHc4rmfU=w472" alt=""/> 

<!-- WP QUADS Content Ad Plugin v. 2.0.94 -->
<div class="quads-location quads-ad2529 " id="quads-ad2529" style="float:none;margin:0px 3px 3px 3px;padding:0px 0px 0px 0px;" data-lazydelay="0">

</div>
 
</figure>



<p><strong>Resolution :</strong></p>



<p>To resolve this issue, you will have to disable the ESMTP Inspection rule on your Cisco firewall.</p>



<p>The commands to disable ESMTP inspection are:</p>



<p>pix(config)#<strong>policy-map global_policy</strong></p>
<!-- WP QUADS Content Ad Plugin v. 2.0.94 -->
<div class="quads-location quads-ad2527 " id="quads-ad2527" style="float:none;margin:0px 3px 3px 3px;padding:0px 0px 0px 0px;" data-lazydelay="0">

</div>




<p>pix(config-pmap)#<strong>class inspection_default</strong></p>



<p>pix(config-pmap-c)#<strong>no inspect esmtp</strong></p>



<p>pix(config-pmap-c)#<strong>exit</strong></p>
<!-- WP QUADS Content Ad Plugin v. 2.0.94 -->
<div class="quads-location quads-ad2522 " id="quads-ad2522" style="float:none;margin:0px 3px 3px 3px;padding:0px 0px 0px 0px;" data-lazydelay="0">

</div>




<p>pix(config-pmap)#<strong>exit</strong></p>

<!-- WP QUADS Content Ad Plugin v. 2.0.94 -->
<div class="quads-location quads-ad2525 " id="quads-ad2525" style="float:none;margin:0px 3px 3px 3px;padding:0px 0px 0px 0px;" data-lazydelay="0">

</div>


Reset and manage your Active Directory users' Passwords Active Directory is one of the most…
Finding Exchange Database hidden mailboxes. Story:Maybe you have been in this situation before, trying to…
If you're using a Proxy server in your firewall or in your network and have…
Story:I got some clients that have reported some of their users being locked out and…
Delegate Permissions This is a code that I have wrote recently to check if an…
Story: I got a request from a client who constantly gets CVs and have to…