-- Executing [4511@CommPanels:1] Dial("SIP/4510-00000000", "SIP/4511, 20") in new stack
  == Using SIP RTP CoS mark 5
    -- Called SIP/4511
    -- SIP/4511-00000001 is ringing
       > 0x24dff10 -- Strict RTP learning after remote address set to: 78.189.8.164:8000
    -- SIP/4511-00000001 answered SIP/4510-00000000
    -- Channel SIP/4511-00000001 joined 'simple_bridge' basic-bridge <3abaa200-aad4-4c27-8bab-41332bda692e>
    -- Channel SIP/4510-00000000 joined 'simple_bridge' basic-bridge <3abaa200-aad4-4c27-8bab-41332bda692e>
       > Bridge 3abaa200-aad4-4c27-8bab-41332bda692e: switching from simple_bridge technology to native_rtp
       > Locally RTP bridged 'SIP/4510-00000000' and 'SIP/4511-00000001' in stack
       > 0x7f666000abd0 -- Strict RTP switching to RTP target address 10.1.200.50:4026 as source
       > 0x7f666000abd0 -- Strict RTP learning complete - Locking on source address 10.1.200.50:4026
       > 0x24dff10 -- Strict RTP switching source address to 10.1.200.50:8000
       > Locally RTP bridged 'SIP/4510-00000000' and 'SIP/4511-00000001' in stack
       > 0x24dff10 -- Strict RTP learning complete - Locking on source address 10.1.200.50:8000
    -- Channel SIP/4511-00000001 left 'native_rtp' basic-bridge <3abaa200-aad4-4c27-8bab-41332bda692e>
    -- Channel SIP/4510-00000000 left 'native_rtp' basic-bridge <3abaa200-aad4-4c27-8bab-41332bda692e>