Display Filter Reference: Inter-Asterisk eXchange v2

Protocol field name: iax2

Versions: 1.0.0 to 2.6.1

Back to Display Filter Reference

Field name Description Type Versions
iax2.abstime Absolute Time Date and time 1.0.0 to 2.6.1
iax2.call Call identifier Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.cap.adpcm ADPCM Boolean 1.0.0 to 2.6.1
iax2.cap.alaw Raw A-law data (G.711) Boolean 1.0.0 to 2.6.1
iax2.cap.g722 G.722 wideband audio Boolean 1.8.0 to 2.6.1
iax2.cap.g723_1 G.723.1 compression Boolean 1.0.0 to 2.6.1
iax2.cap.g726 ADPCM (G.726, 32kbps, RFC3551 codeword packing) Boolean 1.0.0 to 2.6.1
iax2.cap.g726_aal2 G.726 compression (AAL2 packing) Boolean 1.8.0 to 2.6.1
iax2.cap.g729a G.729a Audio Boolean 1.0.0 to 2.6.1
iax2.cap.gsm GSM compression Boolean 1.0.0 to 2.6.1
iax2.cap.h261 H.261 video Boolean 1.0.0 to 2.6.1
iax2.cap.h263 H.263 video Boolean 1.0.0 to 2.6.1
iax2.cap.h263_plus H.263+ video Boolean 1.8.0 to 2.6.1
iax2.cap.h264 H.264 video Boolean 1.8.0 to 2.6.1
iax2.cap.ilbc iLBC Free compressed Audio Boolean 1.0.0 to 2.6.1
iax2.cap.jpeg JPEG images Boolean 1.0.0 to 2.6.1
iax2.cap.lpc10 LPC10, 180 samples/frame Boolean 1.0.0 to 2.6.1
iax2.cap.mpeg4 MPEG4 video Boolean 1.8.0 to 2.6.1
iax2.cap.png PNG images Boolean 1.0.0 to 2.6.1
iax2.cap.siren14 G.722.1 Annex C (also known as Siren14, 48kbps assumed) Boolean 1.8.0 to 2.6.1
iax2.cap.siren7 G.722.1 (also known as Siren7, 32kbps assumed) Boolean 1.8.0 to 2.6.1
iax2.cap.slinear Raw 16-bit Signed Linear (8000 Hz) PCM Boolean 1.0.0 to 2.6.1
iax2.cap.slinear16 Raw 16-bit Signed Linear (16000 Hz) PCM Boolean 1.8.0 to 2.6.1
iax2.cap.speex SPEEX Audio Boolean 1.0.0 to 2.6.1
iax2.cap.ulaw Raw mu-law data (G.711) Boolean 1.0.0 to 2.6.1
iax2.circuit_id_conflict Circuit ID conflict Label 1.12.0 to 2.6.1
iax2.control.subclass Control subclass Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.dst_call Destination call Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.dtmf.subclass DTMF subclass (digit) Character string 1.0.0 to 2.6.1
iax2.fragment IAX2 Fragment data Frame number 1.0.0 to 2.6.1
iax2.fragment.count Fragment count Unsigned integer, 4 bytes 1.6.0 to 2.6.1
iax2.fragment.error Defragmentation error Frame number 1.0.0 to 2.6.1
iax2.fragment.multipletails Multiple tail fragments found Boolean 1.0.0 to 2.6.1
iax2.fragment.overlap Fragment overlap Boolean 1.0.0 to 2.6.1
iax2.fragment.overlap.conflict Conflicting data in fragment overlap Boolean 1.0.0 to 2.6.1
iax2.fragment.toolongfragment Fragment too long Boolean 1.0.0 to 2.6.1
iax2.fragment_unfinished IAX2 fragment, unfinished Sequence of bytes 2.0.0 to 2.6.1
iax2.fragments IAX2 Fragments Label 1.0.0 to 2.6.1
iax2.html.subclass HTML subclass Unsigned integer, 1 byte 1.12.0 to 2.6.1
iax2.html.url HTML URL Character string 1.12.0 to 2.6.1
iax2.iax.aesprovisioning AES Provisioning info Character string 1.0.0 to 2.6.1
iax2.iax.app_addr.sinaddr Address IPv4 address 1.0.0 to 2.6.1
iax2.iax.app_addr.sinfamily Family Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.app_addr.sinport Port Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.auth.challenge Challenge data for MD5/RSA Character string 1.0.0 to 2.6.1
iax2.iax.auth.md5 MD5 challenge result Character string 1.0.0 to 2.6.1
iax2.iax.auth.methods Authentication method(s) Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.auth.rsa RSA challenge result Character string 1.0.0 to 2.6.1
iax2.iax.autoanswer Request auto-answering Label 1.0.0 to 2.6.1
iax2.iax.call_no Call number of peer Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.called_context Context for number Character string 1.0.0 to 2.6.1
iax2.iax.called_number Number/extension being called Character string 1.0.0 to 2.6.1
iax2.iax.calling_ani Calling number ANI for billing Character string 1.0.0 to 2.6.1
iax2.iax.calling_name Name of caller Character string 1.0.0 to 2.6.1
iax2.iax.calling_number Calling number Character string 1.0.0 to 2.6.1
iax2.iax.callingpres Calling presentation Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.iax.callingtns Calling transit network select Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.callington Calling type of number Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.iax.capability Actual codec capability Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.cause Cause Character string 1.0.0 to 2.6.1
iax2.iax.causecode Hangup cause Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.iax.codecprefs Codec negotiation Character string 1.0.0 to 2.6.1
iax2.iax.cpe_adsi CPE ADSI capability Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.dataformat Data call format Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.datetime Date/Time Date and time 1.0.0 to 2.6.1
iax2.iax.datetime.raw Date/Time Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.devicetype Device type Character string 1.0.0 to 2.6.1
iax2.iax.dialplan_status Dialplan status Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.dnid Originally dialed DNID Character string 1.0.0 to 2.6.1
iax2.iax.enckey Encryption key Character string 1.0.0 to 2.6.1
iax2.iax.encryption Encryption format Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.firmwarever Firmware version Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.format Desired codec format Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.fwblockdata Firmware block of data Character string 1.0.0 to 2.6.1
iax2.iax.fwblockdesc Firmware block description Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.iax_unknown Unknown IAX command Sequence of bytes 1.0.0 to 2.6.1
iax2.iax.language Desired language Character string 1.0.0 to 2.6.1
iax2.iax.moh Request musiconhold with QUELCH Label 1.0.0 to 2.6.1
iax2.iax.msg_count How many messages waiting Signed integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.password Password for authentication Character string 1.0.0 to 2.6.1
iax2.iax.provisioning Provisioning info Character string 1.0.0 to 2.6.1
iax2.iax.provver Provisioning version Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.rdnis Referring DNIS Character string 1.0.0 to 2.6.1
iax2.iax.refresh When to refresh registration Signed integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.rrdelay Max playout delay in ms for received frames Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.rrdropped Dropped frames (presumably by jitterbuffer) Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.rrjitter Received jitter (as in RFC1889) Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.rrloss Received loss (high byte loss pct, low 24 bits loss count, as in rfc1889) Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.rrooo Frame received out of order Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.rrpkts Total frames received Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.samplingrate Supported sampling rates Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.serviceident Service identifier Character string 1.0.0 to 2.6.1
iax2.iax.subclass IAX subclass Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.iax.transferid Transfer Request Identifier Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.unknownbyte Unknown Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.iax.unknownlong Unknown Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.iax.unknownshort Unknown Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.iax.unknownstring Unknown Character string 1.0.0 to 2.6.1
iax2.iax.username Username (peer or user) for authentication Character string 1.0.0 to 2.6.1
iax2.iax.version Protocol version Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.ie_id IE id Unsigned integer, 1 byte 2.0.0 to 2.6.1
iax2.invalid_len Invalid length Label 2.0.0 to 2.6.1
iax2.invalid_ts Invalid timestamp Label 2.0.11 to 2.0.16, 2.2.5 to 2.6.1
iax2.iseqno Inbound seq.no. Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.lateness Lateness Time offset 1.0.0 to 2.6.1
iax2.length Length Unsigned integer, 1 byte 2.0.0 to 2.6.1
iax2.modem.subclass Modem subclass Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.oseqno Outbound seq.no. Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.packet_type Packet type Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.payload_data IAX2 payload Sequence of bytes 2.0.0 to 2.6.1
iax2.peer_address_unsupported Peer address unsupported Label 1.12.0 to 2.6.1
iax2.reassembled.length Reassembled IAX2 length Unsigned integer, 4 bytes 1.4.0 to 2.6.1
iax2.reassembled_in IAX2 fragment, reassembled in frame Frame number 1.0.0 to 2.6.1
iax2.retransmission Retransmission Boolean 1.0.0 to 2.6.1
iax2.src_call Source call Unsigned integer, 2 bytes 1.0.0 to 2.6.1
iax2.subclass Unknown subclass Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.text.subclass Text subclass Unsigned integer, 1 byte 1.12.0 to 2.6.1
iax2.text.text Text Character string 1.12.0 to 2.6.1
iax2.timestamp Timestamp Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.too_many_transfers Too many transfers for iax_call Label 1.12.0 to 2.6.1
iax2.trunk.call.len Data length Unsigned integer, 2 bytes 1.4.0 to 2.6.1
iax2.trunk.call.payload Data Sequence of bytes 1.8.0 to 2.6.1
iax2.trunk.call.scallno Source call number Unsigned integer, 2 bytes 1.4.0 to 2.6.1
iax2.trunk.call.ts Timestamp Unsigned integer, 2 bytes 1.4.0 to 2.6.1
iax2.trunk.cmddata Command data Unsigned integer, 1 byte 1.4.0 to 2.6.1
iax2.trunk.cmddata.ts Trunk timestamps Boolean 1.4.0 to 2.6.1
iax2.trunk.metacmd Meta command Unsigned integer, 1 byte 1.4.0 to 2.6.1
iax2.trunk.ncalls Number of calls Unsigned integer, 2 bytes 1.4.0 to 2.6.1
iax2.type Type Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.video.codec CODEC Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.video.marker Marker Boolean 1.0.0 to 2.6.1
iax2.video.mini_marker Marker Unsigned integer, 2 bytes 2.2.0 to 2.6.1
iax2.video.subclass Video Subclass (compressed codec no) Unsigned integer, 1 byte 1.0.0 to 2.6.1
iax2.voice.codec CODEC Unsigned integer, 4 bytes 1.0.0 to 2.6.1
iax2.voice.subclass Voice Subclass (compressed codec no) Unsigned integer, 1 byte 1.0.0 to 2.6.1
Go Beyond with Riverbed Technology

Riverbed is Wireshark's primary sponsor and provides our funding. They also make great products that fully integrate with Wireshark.

I have a lot of traffic...

ANSWER: SteelCentral™ Packet Analyzer PE
  • • Visually rich, powerful LAN analyzer
  • • Quickly access very large pcap files
  • • Professional, customizable reports
  • • Advanced triggers and alerts
Learn More

Buy Now

No, really, I have a LOT of traffic…

ANSWER: SteelCentral™ NetShark appliance
  • • Troubleshoot problems faster
  • • Quickly identify the applications running on your network
  • • Monitor your virtual machine traffic
Learn More