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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Matthew:<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thanks for the configuration and confirming the IOS version. Looking at your E1 controller configuration, it mirrors ours –the only exception is the IOS version – we’re running 12.4.13b. We will upgrade to at least 12.4.20T and then re-test.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Thanks again,<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>Helder<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal style='margin-left:.5in'><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"'> Collins, Matthew [mailto:matthew.collins@linklaters.com] <br><b>Sent:</b> Wednesday, November 16, 2011 5:46 PM<br><b>To:</b> Guarda, Helder [Tech]; cisco-voip@puck.nether.net<br><b>Subject:</b> RE: Brazil toll free call blocking<o:p></o:p></span></p></div></div><p class=MsoNormal style='margin-left:.5in'><o:p> </o:p></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'>Hi Helder,<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'>We have had to implement double answer due to Call collect abuse within brazil.. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'>The config that works for me is <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>controller E1 0/0/0<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>framing NO-CRC4 <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> clock source line primary<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>line-termination 75-ohm<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>ds0-group 0 timeslots 1-15,17-31 type r2-digital r2-compelled ani<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'>cas-custom 0<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> country brazil<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> metering<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> double-answer<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> category 2<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif"'> answer-signal group-b 1<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'>We are running Version 12.4(20)T1 on a 3825. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'>We had to shut and bring the controller back up for the changes to take affects. Double answer doesn’t block calls as I would like but lets the call ring the dialled number and when they answer the double answer mechanism kicks in then the call is dropped. We to are using TELEFONICA. They where unable to provide any assistance. <o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'>Hope this helps<o:p></o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#4F81BD'>Matt<o:p></o:p></span></p><div><p class=MsoNormal style='margin-left:.5in'><span lang=EN-GB style='font-size:10.0pt;font-family:"Calibri","sans-serif"'><o:p> </o:p></span></p></div><p class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;margin-left:.5in'><span lang=EN-GB style='font-size:7.5pt;font-family:"Arial","sans-serif"'>_______________________________________________</span><span lang=EN-GB><o:p></o:p></span></p><p style='margin-left:.5in'><span lang=EN-GB style='font-size:7.5pt;font-family:"Arial","sans-serif"'>Any business communication, sent by or on behalf of Linklaters LLP or one of its affiliated firms or other entities (together "Linklaters"), is confidential and may be privileged or otherwise protected. 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Please refer to </span><span lang=EN-GB><a href="http://www.linklaters.com/regulation" target="_blank"><span style='font-size:7.5pt;font-family:"Arial","sans-serif"'>www.linklaters.com/regulation</span></a></span><span lang=EN-GB style='font-size:7.5pt;font-family:"Arial","sans-serif"'> for important information on our regulatory position. </span><span lang=EN-GB><o:p></o:p></span></p><p style='margin-left:.5in'><span lang=EN-GB style='font-size:7.5pt;font-family:"Arial","sans-serif"'>A list of Linklaters LLP members together with a list of those non-members who are designated as partners and their professional qualifications, may be inspected at our registered office, One Silk Street, London EC2Y 8HQ and such persons are either solicitors, registered foreign lawyers or European lawyers.</span><span lang=EN-GB><o:p></o:p></span></p></div></body></html>