https://www.linickx.com/Tue, 24 Jun 2008 08:30:00 +0100https://www.linickx.com/cisco-asa-and-7905-ip-phone-weirdness<p>I came accross something odd the other day, I had some Cisco IP Phones on a DMZ interface and the Call Manager was behind the inside interface. If you made a call from a 7940 to a 7940 everything worked fine, if you made a call from a 7905 to a 7940 it failled!</p> <p>I ran <a href="https://www.linickx.com/archives/112/debug-packet-command-missing-on-pix-7">a packet capture</a> and found that the phone was "bouncing" the RTP stream off the firewall rather than connecting directly to the peer phone... very weird! The problem was solved by enabling...</p> <pre><code>same-security-traffic permit intra-interface </code></pre> <p>I thought I post this for some future googlers!</p>nickTue, 24 Jun 2008 08:30:00 +0100tag:www.linickx.com,2008-06-24:cisco-asa-and-7905-ip-phone-weirdnessasaCiscofirewalliptSecurityVoIPweird