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<div><blockquote type="cite"><div><div><br>with the From: field looking like any of the following<br><br>From: &lt;<a href="mailto:sip%3Ajsmith@beta-org.com" target="_blank">sip:jsmith@beta-org.com</a>&gt;;tag=13456<br>From: &lt;  @<a href="http://208.76.54.59/" target="_blank">208.76.54.59</a>&gt;;tag=13456<br>






From:  @<a href="http://208.76.54.59/" target="_blank">208.76.54.59</a>;tag=13456<br></div></div></blockquote></div></div></div></blockquote></div></blockquote></div></div></div></div></div></blockquote></div></div></div>
</div></div></div></div></blockquote></div></blockquote></div></div></div></div></div></blockquote></div></div></div></blockquote></div>Let me get this straight - they are barfing on empty double quotes? They don&#39;t actually consider that an empty caller ID? Can you have them give you written justification that one SHOULD consider &quot;&quot; to mean anything other than an empty string in this context? Any IETF references would be most appreciated.<div>
<br></div><div>-MC</div>