It doesn't surprise me that it doesn't work, this is one of things where two not-so-common features create a corner case when combined.<br><br>You're probably better off checking the forums at <a href="http://developer.cisco.com">developer.cisco.com</a>, as you'll need to update the TCL script with some parameters most likely.<br>

<br>-nick<br><br><div class="gmail_quote">On Wed, May 30, 2012 at 4:41 PM, ROZA, Ariel <span dir="ltr"><<a href="mailto:Ariel.ROZA@la.logicalis.com" target="_blank">Ariel.ROZA@la.logicalis.com</a>></span> wrote:<br>

<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div link="blue" vlink="purple" lang="ES-AR"><div><p style="margin:0cm;margin-bottom:.0001pt;background:white"><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">Hi, people! I need help.<u></u><u></u></span></p>

<p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">I am setting up call  encryption for a network, and I am having issues with a gateway.<u></u><u></u></span></p>

<p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">I have an H323 gateways connected to the PSTN through an E1 interface.<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">The outgoing calls go through a TCL script that triggers a billing application.<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">When I set up the gateway to use SRTP, I use the following commands.<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">!<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">voice service voip<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">  srtp fallback<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">!<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">From there, when I make a call to the PSTN, the SRTP leg of the call is<span> </span></span><b><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333;border:none windowtext 1.0pt;padding:0cm" lang="EN-US">not encrypted</span></b><span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> </span></span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">whenever the call goes through the TCL dial-peer.<u></u><u></u></span></p>

<p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">If I route the calls to the PSTN through an alternate dial-peer that does not trigger the TCL script, the call<span> </span></span><b><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333;border:none windowtext 1.0pt;padding:0cm" lang="EN-US">is encrypted</span></b><span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> </span></span><span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">correctly.<u></u><u></u></span></p>

<p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">Is there any known interactions between SRTP and TCLs that I am not aware of?<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US">I can´t find any reference.<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333" lang="EN-US"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333">Thanks,<u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;min-height:8pt;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333"> <u></u><u></u></span></p><p style="margin:0cm;margin-bottom:.0001pt;background:white;background-image:initial;border-style:initial;border-color:initial;list-style-position:initial;outline-width:0px;outline-style:initial;outline-color:initial;background-repeat:initial initial;word-spacing:0px">

<span style="font-size:9.0pt;font-family:"Arial","sans-serif";color:#333333">Ariel<u></u><u></u></span></p><p class="MsoNormal"><u></u> <u></u></p><p class="MsoNormal"><u></u> <u></u></p><table style="width:674.25pt" border="0" cellpadding="0" cellspacing="0" width="899">

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<p class="MsoNormal"><b><span style="font-size:7.5pt;font-family:"Verdana","sans-serif";color:#ff3300" lang="EN-US">ARIEL ROZA</span></b><span style="font-size:7.5pt;font-family:"Verdana","sans-serif";color:#666666" lang="EN-US"><br>

</span><b><span style="font-size:7.5pt;font-family:"Verdana","sans-serif";color:#333333" lang="EN-US">Advanced Engineering</span></b><span style="font-size:12.0pt;font-family:"Times New Roman","serif""><u></u><u></u></span></p>

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</span><span style="font-size:7.5pt;font-family:"Verdana","sans-serif"">Perú 327 1er Piso - C.A.B.A. - Argentina - </span><span style="font-size:7.5pt;font-family:"Verdana","sans-serif"">C1067AAG<span style><br>

Tel/Fax: <a href="tel:%2B54%20%2811%29%204344-0300" value="+541143440300" target="_blank">+54 (11) 4344-0300</a><br><u><a href="mailto:ariel.roza@la.logicalis.com" target="_blank"><span style="color:blue">ariel.roza@la.logicalis.com</span></a></u></span><br>

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