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    <title>topic sip to sip gateway in Call Control</title>
    <link>https://community.cisco.com/t5/call-control/sip-to-sip-gateway/m-p/3591555#M2312</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hi Friends,&lt;/P&gt;&lt;P&gt;I have just preparing for cvoice and I have made two sip gateways on gns3 connected with loopback and VM-Net. Xlite phone registered on both gateway seperately.&lt;/P&gt;&lt;P&gt;When i make calls each other it shows media not implemented. The configuration is as follow-&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;voice service voip&lt;/P&gt;&lt;P&gt;allow-connections sip to sip&lt;/P&gt;&lt;P&gt;sip&lt;/P&gt;&lt;P&gt;&amp;nbsp; bind control source-interface Loopback0&lt;/P&gt;&lt;P&gt;&amp;nbsp; bind media source-interface Loopback0!&lt;/P&gt;&lt;P&gt;voice register global&lt;/P&gt;&lt;P&gt;mode cme!&lt;/P&gt;&lt;P&gt;voice register dn&amp;nbsp; 1&lt;/P&gt;&lt;P&gt;number 2000!&lt;/P&gt;&lt;P&gt;voice register pool&amp;nbsp; 1&lt;/P&gt;&lt;P&gt;id mac 0050.5639.361C&lt;/P&gt;&lt;P&gt;number 1 dn 1&lt;/P&gt;&lt;P&gt;dtmf-relay sip-notify&lt;/P&gt;&lt;P&gt;username test1 password test1&lt;/P&gt;&lt;P&gt;interface Loopback0&lt;/P&gt;&lt;P&gt;ip address 192.168.20.1 255.255.255.0&lt;/P&gt;&lt;P&gt;interface FastEthernet0/0&lt;/P&gt;&lt;P&gt;ip address 14.14.14.1 255.255.255.0&lt;/P&gt;&lt;P&gt;interface Serial1/0&lt;/P&gt;&lt;P&gt;ip address 10.10.10.2 255.255.255.0&lt;/P&gt;&lt;P&gt;serial restart-delay 0&lt;/P&gt;&lt;P&gt;dial-peer voice 1 voip&lt;/P&gt;&lt;P&gt;destination-pattern 1...&lt;/P&gt;&lt;P&gt;media flow-around&lt;/P&gt;&lt;P&gt;session protocol sipv2&lt;/P&gt;&lt;P&gt;session target ipv4:10.1.1.1&lt;/P&gt;&lt;P&gt;incoming called-number 1000&lt;/P&gt;&lt;P&gt;sip-ua&lt;/P&gt;&lt;P&gt;authentication username cisco password 7 104D000A0618&lt;/P&gt;&lt;P&gt;registrar ipv4:192.168.20.1 expires 3600&lt;/P&gt;&lt;P&gt;sip-server ipv4:14.14.14.1&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Mon, 06 Oct 2014 09:20:59 GMT</pubDate>
    <dc:creator>neelgagan</dc:creator>
    <dc:date>2014-10-06T09:20:59Z</dc:date>
    <item>
      <title>sip to sip gateway</title>
      <link>https://community.cisco.com/t5/call-control/sip-to-sip-gateway/m-p/3591555#M2312</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hi Friends,&lt;/P&gt;&lt;P&gt;I have just preparing for cvoice and I have made two sip gateways on gns3 connected with loopback and VM-Net. Xlite phone registered on both gateway seperately.&lt;/P&gt;&lt;P&gt;When i make calls each other it shows media not implemented. The configuration is as follow-&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;voice service voip&lt;/P&gt;&lt;P&gt;allow-connections sip to sip&lt;/P&gt;&lt;P&gt;sip&lt;/P&gt;&lt;P&gt;&amp;nbsp; bind control source-interface Loopback0&lt;/P&gt;&lt;P&gt;&amp;nbsp; bind media source-interface Loopback0!&lt;/P&gt;&lt;P&gt;voice register global&lt;/P&gt;&lt;P&gt;mode cme!&lt;/P&gt;&lt;P&gt;voice register dn&amp;nbsp; 1&lt;/P&gt;&lt;P&gt;number 2000!&lt;/P&gt;&lt;P&gt;voice register pool&amp;nbsp; 1&lt;/P&gt;&lt;P&gt;id mac 0050.5639.361C&lt;/P&gt;&lt;P&gt;number 1 dn 1&lt;/P&gt;&lt;P&gt;dtmf-relay sip-notify&lt;/P&gt;&lt;P&gt;username test1 password test1&lt;/P&gt;&lt;P&gt;interface Loopback0&lt;/P&gt;&lt;P&gt;ip address 192.168.20.1 255.255.255.0&lt;/P&gt;&lt;P&gt;interface FastEthernet0/0&lt;/P&gt;&lt;P&gt;ip address 14.14.14.1 255.255.255.0&lt;/P&gt;&lt;P&gt;interface Serial1/0&lt;/P&gt;&lt;P&gt;ip address 10.10.10.2 255.255.255.0&lt;/P&gt;&lt;P&gt;serial restart-delay 0&lt;/P&gt;&lt;P&gt;dial-peer voice 1 voip&lt;/P&gt;&lt;P&gt;destination-pattern 1...&lt;/P&gt;&lt;P&gt;media flow-around&lt;/P&gt;&lt;P&gt;session protocol sipv2&lt;/P&gt;&lt;P&gt;session target ipv4:10.1.1.1&lt;/P&gt;&lt;P&gt;incoming called-number 1000&lt;/P&gt;&lt;P&gt;sip-ua&lt;/P&gt;&lt;P&gt;authentication username cisco password 7 104D000A0618&lt;/P&gt;&lt;P&gt;registrar ipv4:192.168.20.1 expires 3600&lt;/P&gt;&lt;P&gt;sip-server ipv4:14.14.14.1&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Mon, 06 Oct 2014 09:20:59 GMT</pubDate>
      <guid>https://community.cisco.com/t5/call-control/sip-to-sip-gateway/m-p/3591555#M2312</guid>
      <dc:creator>neelgagan</dc:creator>
      <dc:date>2014-10-06T09:20:59Z</dc:date>
    </item>
    <item>
      <title>Re: sip to sip gateway</title>
      <link>https://community.cisco.com/t5/call-control/sip-to-sip-gateway/m-p/3591556#M2313</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;are you using TCL IVR script here if not then you can contact Cisco TAC.&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Thanks,&lt;/P&gt;&lt;P&gt;Raghavendra&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Mon, 06 Oct 2014 10:27:46 GMT</pubDate>
      <guid>https://community.cisco.com/t5/call-control/sip-to-sip-gateway/m-p/3591556#M2313</guid>
      <dc:creator>Raghavendra G V</dc:creator>
      <dc:date>2014-10-06T10:27:46Z</dc:date>
    </item>
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