Difference between revisions of "IAX2"

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Situation:
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[[image:schematic_of_PC-config.png|Schematic overview of all PC's running which software.]]
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Conference-Voice-call between 201, 202 (G711u-codec) and 301 (G711u codec)
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X-lite on ext. 301 was combining the conference.
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* Traffic to and from Ext. 201 is Green
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* Traffic to and from Ext. 202 is Pink
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* Traffic to and from Ext. 301 is Red
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* Traffic between Asterisk-boxes is Blue in one direction and black in the other
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Used filters in I/O-graph:
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Filter-Black: ip.src == 192.168.1.101 && ip.dst == 192.168.1.106
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Filter-Red  : ip.src == 192.168.1.3  && ip.dst == 192.168.1.106
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Filter-Green: ip.src == 192.168.1.189 && ip.dst == 192.168.1.101
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Filter-Blue : ip.src == 192.168.1.106 && ip.dst == 192.168.1.101
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Filter-Pink : ip.src == 192.168.1.100 && ip.dst == 192.168.1.101
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[[image:Wireshark-graph_G711_conference-call_AC-on-X-lite_packets.png|Number of packets. Red was the SIP-phone combining the conference (Auto-Conference). All using G711u codec.]]
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[[image:Wireshark-packet-info_reinitiation-IAX2-packet.png|Wireshark-analysis of a Reinitiation IAX2-data-packet, telling the Asterisk PBX on the other side which codec is used and to which conversation it belongs. Taken from while only 1 channel was active.]]
 
[[image:Wireshark-packet-info_reinitiation-IAX2-packet.png|Wireshark-analysis of a Reinitiation IAX2-data-packet, telling the Asterisk PBX on the other side which codec is used and to which conversation it belongs. Taken from while only 1 channel was active.]]

Revision as of 20:23, 1 February 2007

Situation:

Schematic overview of all PC's running which software.

Conference-Voice-call between 201, 202 (G711u-codec) and 301 (G711u codec) X-lite on ext. 301 was combining the conference.

  • Traffic to and from Ext. 201 is Green
  • Traffic to and from Ext. 202 is Pink
  • Traffic to and from Ext. 301 is Red
  • Traffic between Asterisk-boxes is Blue in one direction and black in the other

Used filters in I/O-graph:

Filter-Black: ip.src == 192.168.1.101 && ip.dst == 192.168.1.106
Filter-Red  : ip.src == 192.168.1.3   && ip.dst == 192.168.1.106
Filter-Green: ip.src == 192.168.1.189 && ip.dst == 192.168.1.101
Filter-Blue : ip.src == 192.168.1.106 && ip.dst == 192.168.1.101
Filter-Pink : ip.src == 192.168.1.100 && ip.dst == 192.168.1.101

Number of packets. Red was the SIP-phone combining the conference (Auto-Conference). All using G711u codec.









Wireshark-analysis of a Reinitiation IAX2-data-packet, telling the Asterisk PBX on the other side which codec is used and to which conversation it belongs. Taken from while only 1 channel was active.