<div dir="ltr">If i remember well, <div>a IPSEC tunnel is not required on UE to IMS communication in LTE/VoLTE.</div><div>The mme should accept emergency attach, and then the UE connects to the e-cscf throught the p-cscf (using an emergency apn).</div>
<div><br></div><div>stefano</div><div><br></div><div><br></div></div><div class="gmail_extra"><br><br><div class="gmail_quote">2013/8/2 Poonam2 Gupta <span dir="ltr"><<a href="mailto:poonam2.gupta@aricent.com" target="_blank">poonam2.gupta@aricent.com</a>></span><br>
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<p class="MsoNormal"><span style="color:#1f497d">Hi,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d">With emergency call, I mean if user is not authenticated or SIM is not inserted, still a IPSEC tunnel shall be created.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d">Let me put reference for section 6.1.5.1.1 from 33.234 IEEE specs.<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d">Another reference <u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d"><a href="http://9ltebeyondbooks.blogspot.in/2013/01/emergency-call-in-lte-network.html" target="_blank">http://9ltebeyondbooks.blogspot.in/2013/01/emergency-call-in-lte-network.html</a><u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d">Regards<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d">Poonam<u></u><u></u></span></p>
<p class="MsoNormal"><span style="color:#1f497d"><u></u> <u></u></span></p>
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<div style="border:none;border-top:solid #b5c4df 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif"">From:</span></b><span style="font-size:10.0pt;font-family:"Tahoma","sans-serif""> Paton, Andy [mailto:<a href="mailto:andy.paton@hp.com" target="_blank">andy.paton@hp.com</a>]
<br>
<b>Sent:</b> Friday, August 02, 2013 2:03 PM<br>
<b>To:</b> Poonam2 Gupta; <a href="mailto:users@lists.strongswan.org" target="_blank">users@lists.strongswan.org</a><br>
<b>Subject:</b> RE: Query reagrding emergency call<u></u><u></u></span></p>
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<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"HP Simplified Light";color:#1f497d">Poonam,<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"HP Simplified Light";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"HP Simplified Light";color:#1f497d">What do you mean by Emergency Call?<u></u><u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"HP Simplified Light";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"HP Simplified Light";color:#1f497d"><u></u> <u></u></span></p>
<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"HP Simplified Light";color:#1f497d"><u></u> <u></u></span></p>
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<p class="MsoNormal"><b><span style="font-size:9.0pt;font-family:"HP Simplified"">Andy Paton -
</span></b><span style="font-size:9.0pt;font-family:"HP Simplified";color:#262626">Bsc. (Hons), MBCS</span><b><span style="font-size:9.0pt;font-family:"HP Simplified""><br>
</span></b><span style="font-size:9.0pt;font-family:"HP Simplified";color:#717172">Innovation Engineer<br>
<br>
</span><a href="http://www.hp.com/" target="_blank"><span style="font-size:9.0pt;font-family:"HP Simplified";color:#717172;text-decoration:none"><img border="0" width="30" height="30" src="cid:image001.png@01CE8F89.A37FB430" alt="HP"></span></a><span style="color:#1f497d"><u></u><u></u></span></p>
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<p class="MsoNormal"><span style="font-size:10.0pt;font-family:"HP Simplified Light";color:#1f497d"><u></u> <u></u></span></p>
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<p class="MsoNormal"><b>From:</b> <a href="mailto:users-bounces+andy.paton=hp.com@lists.strongswan.org" target="_blank">
users-bounces+andy.paton=hp.com@lists.strongswan.org</a> [<a href="mailto:users-bounces+andy.paton=hp.com@lists.strongswan.org" target="_blank">mailto:users-bounces+andy.paton=hp.com@lists.strongswan.org</a>]
<b>On Behalf Of </b>Poonam2 Gupta<br>
<b>Sent:</b> 02 August 2013 09:06<br>
<b>To:</b> <a href="mailto:users@lists.strongswan.org" target="_blank">users@lists.strongswan.org</a><br>
<b>Subject:</b> [strongSwan] Query reagrding emergency call<u></u><u></u></p>
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<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Hi There,<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Do we have support of emergency call in strongswan? If yes, then what configuration needs to be done?<u></u><u></u></p>
<p class="MsoNormal">If no, can we make some changes in code to work it out?<u></u><u></u></p>
<p class="MsoNormal"><u></u> <u></u></p>
<p class="MsoNormal">Regards<u></u><u></u></p>
<p class="MsoNormal">Poonam<u></u><u></u></p>
<p class="MsoNormal"><span style="font-size:12.0pt;font-family:"Times New Roman","serif""><br>
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