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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:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'>Asterisk doesn’t have all features of SBC like relay and forward request on packet level but all depends on your scenario what you need.<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:10.0pt;font-family:"Verdana","sans-serif";color:#1F497D'><o:p> </o:p></span></p><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"'> asterisk-users-bounces@lists.digium.com [mailto:asterisk-users-bounces@lists.digium.com] <b>On Behalf Of </b>DHAVAL INDRODIYA<br><b>Sent:</b> Thursday, March 10, 2011 3:49 PM<br><b>To:</b> Asterisk Users Mailing List - Non-Commercial Discussion<br><b>Subject:</b> [asterisk-users] Is this true for Asterisk as SBC?<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><strong><span style='font-weight:normal'>Hi All,</span></strong><br><br><strong><span style='font-weight:normal'>I have starting to reading About SBC and found one artical reagding SBC and they gives a solutions like this.</span></strong><br><br><strong><span style='font-weight:normal'>i want to know is this true in realtime sceanario while we think of an big implementation and is it possible with cloud computing.</span></strong><b><br><br><strong>i have found from </strong><br><strong><a href="http://www.smartvox.co.uk/products_gateways_explained.htm">http://www.smartvox.co.uk/products_gateways_explained.htm</a></strong><br><br><strong>Asterisk as a Session Border Controller</strong></b><br>Equip the Asterisk server with two ethernet ports, connect one to the Internet and the other to your internal network; set up the firewall, configure the dial plans and you've got everything you need for a fully functional Session Border Controller. <o:p></o:p></p><ul type=disc><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>IP phones can register with the SBC either from the internal network or from the Internet.<o:p></o:p></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Use your SBC as an Inbound and/or Outbound proxy to have complete control over incoming and outbound calls<o:p></o:p></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Use it to control access to your IPBX and to overcome the usual problems associated with interfacing VoIP between your private network and the Internet<o:p></o:p></li><li class=MsoNormal style='mso-margin-top-alt:auto;mso-margin-bottom-alt:auto;mso-list:l0 level1 lfo1'>Solve one-way audio and other notoriously difficult and annoying NAT traversal problems while, at the same time, improving your systems security<o:p></o:p></li></ul><p class=MsoNormal>regards<br>dhaval<o:p></o:p></p></div></body></html>