AudioCodes MP-11x Configuration Manual
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AudioCodes MP-11x Configuration Manual

AudioCodes MP-11x Configuration Manual

Mp-11 series getaway for use with verizon t.38 fax
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Audiocodes T.38 FAX Configuration Guide
Verizon T.38 FAX Configuration
Guide for AudioCodes MP-11x
Version 1.0
Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x
30-APR-2011
Page 1
Version 1.0
Page 1 of 42

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  • Page 1 Audiocodes T.38 FAX Configuration Guide Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x Version 1.0 Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR-2011 Page 1 Version 1.0 Page 1 of 42...
  • Page 2 Audiocodes is a trademark of AudioCodes Ltd. Verizon is a trademark of Verizon Trademark Services LLC. Avaya is a trademark of Avaya Inc. Windows is a trademark of the Microsoft Corporation. Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR-2011 Page 2 Version 1.0...

  • Page 3: Document History

    03-MAY-2011 Verizon Bob Boccia 11-MAY-2011 Avaya Patrick Lafargue 11-MAY-2011 Glossary & Acronyms Term Definition Customer Premise Equipment Media Pack Element Management System Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 3 Version 1.0 Page 3 of 42...

  • Page 4: Table Of Contents

    ETTINGS 2.6 K NOWN ONSTRAINTS 3. TROUBLESHOOTING 3.1 A UDIO ODES YSLOG PPLICATION 3.2 D EBUG YSLOGS 3.3 D EBUG ECORDING VERVIEW Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 4 Version 1.0 Page 4 of 42...

  • Page 5: Preliminary

    Applicable AudioCodes Systems Media Pack Series: AudioCodes Media Pack Series is designated by MP-1xx (for example the 2-line MP- 112, the four line MP-114, or the 24 line MP-124). The MP-1xx is a multi-line analog Media Gateway which provides excellent voice quality and optimized packet voice streaming over IP networks, enabling voice, fax, and data traffic to be sent over the same IP network.

  • Page 6: Management By Web

    Figure 2 - AudioCodes EMS Management by Web The AudioCodes EMS is commonly used in solutions which involve multiple gateways or in high availability or high security applications. Each gateway is also equipped with a configuration and management interface accessible via a standard web browser via HTTP or HTTPS.

  • Page 7: Management By Ems

    In general, the value 0 indicates FALSE or NO and 1 indicates TRUE or YES. For more complex configuration parameters, the INI file supports tables. Table entries in the document are indicated by using an underscore notation as shown below: Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 7 Version 1.0...

  • Page 8: Document Conventions

    AudioCodes Software Releases Each AudioCodes software release will have four numerical indicators, for example 6.2.34.4. The first two numbers indicate the major release. This indicator progresses as follows: 5.0, 5.2, 5.4, 5.6, 5.8, 6.0, 6.2, etc. The second two indicators represent the minor release.
  • Page 9 LTRT-91xxx EMS User's Manual v6.x.pdf LTRT-90xxx EMS Release Notes v6.x.pdf A complete set of applicable AudioCodes documentation is shipped by CD/DVD with the product. Updated versions (as new major releases come out) can be obtained by registering at www.audiocodes.com in the Support section.

  • Page 10: Fax Configuration Settings

    Per the requirements of the tested solution, the values shown in this guide are in general the defaults for the basic T.38 FAX. Because the AudioCodes MGW supports several alternate ways of transporting FAX and Modem data (Transparent, Transparent with events, Bypass, NSE, V.152, etc.), there are many settings and combinations of settings...
  • Page 11 (case sensitive with no quotes), or whatever the installer may have chosen. After logging in, navigate to Protocol Definition and select the SIP General Parameters tab and the make sure that the Fax Signaling Method is set to “T.38 Relay”. Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 11 Version 1.0...

  • Page 12: Fax And Modem Settings

    Audiocodes T.38 FAX Configuration Guide Figure 6 – EMS View SIP General Settings (T.38 Relay Selected) For T.38 signaling in the EMS, navigate to your MP-11x (“Lab 112” shown) and under Configuration, at the bottom, choose SIP Protocol Definition. In the General Info frame, make sure that Fax Used is set to “T.38”.
  • Page 13 Figure 7 – Web View FAX/Modem/Channel ID settings (T.38 Relay Selected) For T.38 signaling, in the web choose Fax/Modem/CID Settings under Media Settings. Figure 8 – EMS View FAX settings (T.38 Relay Selected) Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 13 Version 1.0...
  • Page 14 This default behavior cannot be used when the originating device is located behind a firewall that blocks incoming T.38 packets on ports that have not yet Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 14 Version 1.0...

  • Page 15: Related Settings

    When using non-zero profiles, take care that you make the correct settings in each profile to enable T.38. As example, in the IP to Trunk Group Routing table, we may begin to Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 15 Version 1.0...
  • Page 16 1), and set the Fax Signaling Method (IpProfile_IsFaxUsed) to “T.38 Relay”. Note that many other parameters require similar attention (notably IpProfile JitterBufMinDelay IpProfile JitterBufOptFactor Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 16 Version 1.0 Page 16 of 42...

  • Page 17: Advanced Fax Settings

    Note that the fax counters (Attempted Fax Calls Counter and Successful Fax Calls Counter) in the 'Status & Diagnostics' page do not function correctly in 6.2 versions (refer to the Release Notes for more information). Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 17 Version 1.0...

  • Page 18: Troubleshooting

    3. Troubleshooting AudioCodes Syslog Application AudioCodes also provides a Windows based syslog application in the Utilities section of the installation disk. This is described in further detail in the Troubleshooting section at the end of this document. It is mentioned in this section since it can be useful during the installation to confirm the basic IP configuration of the gateway.
  • Page 19 ~ EnableSyslog: This parameter is used to enable the Syslog protocol log. 1 = Activate, 0 = Deactivate. Figure 12 - Syslog Server IP Address Configuration by web Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 19 Version 1.0...

  • Page 20: Debug Mode Syslogs

    Syslog messages are bundled into a single UDP packet, after which they are sent to a Syslog server (bundling size is determined by the MaxBundleSyslogLength parameter). Bundling reduces the number of UDP Syslog packets, thereby improving CPU utilization. Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 20 Version 1.0...

  • Page 21: Debug Recording Overview

    Figure 14 - Syslog fields at a glance (Debug Mode 5) Debug Recording Overview AudioCodes TP Board Debug Recording traces are a powerful debugging tool that provides ability to capture traffic being handled by a specific Media Gateway board. Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x...
  • Page 22 When Debug Recording Traces are forwarded to the External PC, simply use a packet capturing application (for example Ethereal or Wireshark) for trace collection. An AudioCodes plug-in for Wireshark is supplied with the gateway on the distribution media (CD/DVD) which is used for analyzing the trace (or contact an AudioCodes support representative).
  • Page 23 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 [Analog Params] PolarityReversalType = 1 MinFlashHookTime = 100 FXSLoopCharacteristicsFilename = 'MP11x-02-1-FXS_16KHZ.dat' [ControlProtocols Params] Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 23 Version 1.0 Page 23 of 42...
  • Page 24 AUTHENTICATIONMODE = 0 ROUTEMODEIP2TEL = 1 CHANNELSELECTMODE = 0 GWDEBUGLEVEL = 5 ENABLEEARLYMEDIA = 1 ISUSERPHONE = 0 PROXYNAME = 'msrn.audiocodes.com' REGISTRARIP = 'msrn.audiocodes.com' Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 24 Version 1.0 Page 24 of 42...
  • Page 25 PREFIX_MeteringCode, PREFIX_DestPort, PREFIX_SrcIPGroupID, PREFIX_DestHostPrefix, PREFIX_DestIPGroupID, PREFIX_SrcHostPrefix, PREFIX_TransportType, PREFIX_SrcTrunkGroupID; PREFIX 0 = 10, 10.1.10.10, *, 0, 255, 0, -1, , -1, , -1, - Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 25 Version 1.0 Page 25 of 42...
  • Page 26 TrunkGroup 0 = 0, 255, 1, 1, 2222277, 1, 255, 255; [ \TrunkGroup ] *** TABLE NumberMapIp2Tel *** [ NumberMapIp2Tel ] FORMAT NumberMapIp2Tel_Index = NumberMapIp2Tel_DestinationPrefix, NumberMapIp2Tel_SourcePrefix, NumberMapIp2Tel_SourceAddress, NumberMapIp2Tel_NumberType, NumberMapIp2Tel_NumberPlan, NumberMapIp2Tel_RemoveFromLeft, Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 26 Version 1.0 Page 26 of 42...
  • Page 27 FORMAT PstnPrefix_Index = PstnPrefix_DestPrefix, PstnPrefix_TrunkGroupId, PstnPrefix_SourcePrefix, PstnPrefix_SourceAddress, PstnPrefix_ProfileId, PstnPrefix_SrcIPGroupID, PstnPrefix_DestHostPrefix, PstnPrefix_SrcHostPrefix; PstnPrefix 0 = *, 0, *, *, 1, -1, , ; Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 27 Version 1.0 Page 27 of 42...
  • Page 28 *** TABLE TxDtmfOption *** [ TxDtmfOption ] FORMAT TxDtmfOption_Index = TxDtmfOption_Type; TxDtmfOption 0 = 4; [ \TxDtmfOption ] *** TABLE TelProfile *** [ TelProfile ] Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 28 Version 1.0 Page 28 of 42...
  • Page 29 IpProfile_CNGmode, IpProfile_VxxTransportType, IpProfile_NSEMode, IpProfile_IsDTMFUsed, IpProfile_PlayRBTone2IP, IpProfile_EnableEarlyMedia, IpProfile_ProgressIndicator2IP, IpProfile_EnableEchoCanceller, IpProfile_CopyDest2RedirectNumber, IpProfile_MediaSecurityBehaviour, IpProfile_CallLimit, IpProfile_DisconnectOnBrokenConnection, IpProfile_FirstTxDtmfOption, IpProfile_SecondTxDtmfOption, IpProfile_RxDTMFOption, IpProfile_EnableHold, IpProfile_InputGain, IpProfile_VoiceVolume, IpProfile_AddIEInSetup, IpProfile_SBCExtensionCodersGroupID, IpProfile_MediaIPVersionPreference, IpProfile_TranscodingMode; Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 29 Version 1.0 Page 29 of 42...
  • Page 30 FORMAT InterfaceTable_Index = InterfaceTable_ApplicationTypes, InterfaceTable_InterfaceMode, InterfaceTable_IPAddress, InterfaceTable_PrefixLength, InterfaceTable_Gateway, InterfaceTable_VlanID, InterfaceTable_InterfaceName; InterfaceTable 0 = 6, 10, 172.16.3.115, 24, 172.16.3.1, 1, O+M+C; [ \InterfaceTable ] Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 30 Version 1.0 Page 30 of 42...
  • Page 31 10 (that is 6000, 6010, 6020, etc.) and FAX ports having N+2 (6002, 6012, 6022) is typical of the Audiocodes MP-1xx. The rest of the call, OK- RE-INVITE, ACK, BYE, OK-BYE, ACK have been removed.
  • Page 32 2 Common Coders For Call 12:14:50.602 : 65.246.127.150 : NOTICE lgr_call)(209954 <Call #3> Coder g726r3220 : 20 12:14:50.602 : 65.246.127.150 : NOTICE Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 32 Version 1.0 Page 32 of 42...
  • Page 33 To: <sip:6046981019@sbc-msrn.audiocodes.com>;tag=1c817706079 Call-ID: E9A1CE21@10.220.1.1 CSeq: 238787439 INVITE Supported: em,timer,replaces,path,early-session,resource-priority Allow: REGISTER,OPTIONS,INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,REFER,INFO,SU BSCRIBE,UPDATE Server: Audiocodes-Sip-Gateway-MP-114 FXS_FXO/v.6.00A.042.005 Content-Length: 0 12:14:50.612 : 65.246.127.150 : NOTICE Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 33 Version 1.0 Page 33 of 42...
  • Page 34 12:14:50.632 : 65.246.127.150 : NOTICE lgr_flow)(209982 ---- Outgoing SIP Message to 192.168.193.135:5060 from SIPInterface #0 ---- 12:14:50.632 : 65.246.127.150 : NOTICE SIP/2.0 180 Ringing Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 34 Version 1.0 Page 34 of 42...
  • Page 35 RAck: 1 238787439 INVITE Organization: verizon Supported: 100rel, resource-priority Content-Length: 0 12:14:50.763 : 65.246.127.150 : NOTICE lgr_flow)(209990 |(SIPTU#8)PRACK State:Invited(E9A1CE21@10.220.1.1) 12:14:50.763 : 65.246.127.150 : NOTICE Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 35 Version 1.0 Page 35 of 42...
  • Page 36 12:14:51.614 : 65.246.127.150 : NOTICE lgr_flow)(210004 #1:OFF_HOOK_EV 12:14:51.614 : 65.246.127.150 : NOTICE lgr_flow)(210005 #1:OFF_HOOK_EV 12:14:51.614 : 65.246.127.150 : NOTICE lgr_flow)(210006 #1:OPEN_VOICE-NOT_READY (MS:0, HS:0, Ready:1) Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 36 Version 1.0 Page 36 of 42...
  • Page 37 817752412 817752279 IN IP4 65.246.127.150 s=Phone-Call c=IN IP4 65.246.127.150 t=0 0 m=audio 6000 RTP/AVP 2 101 c=IN IP4 65.246.127.150 a=rtpmap:2 G726-32/8000 Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 37 Version 1.0 Page 37 of 42...
  • Page 38 FaxModemDet=NO_FAX_MODEM_DETECTED 12:14:51.634 : 65.246.127.150 : NOTICE lgr_psbrdif)(210029 Open channel: IsVoiceOn: 1, IsT38On: 0, IsVbdOn: 0, IsVideoOn: 0 12:14:51.634 : 65.246.127.150 : NOTICE Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 38 Version 1.0 Page 38 of 42...
  • Page 39 ACK sip:6046981019@65.246.127.150:5060 SIP/2.0 Via: SIP/2.0/UDP 192.168.193.135:5060;branch=z9hG4bKdo67j320c0j0nesp43g1.1 Allow-Events: message-summary, refer, dialog, line-seize, presence, call-info, as-feature-event Max-Forwards: 69 Call-ID: E9A1CE21@10.220.1.1 From: "AUDCM8k" <sip:6046986613@sbc- msrn.audiocodes.com>;tag=10.220.1.1+1+150601+4cb94dbf To: <sip:6046981019@sbc-msrn.audiocodes.com>;tag=1c817706079 Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 39 Version 1.0 Page 39 of 42...
  • Page 40 ECNlpMode=0, DJBufMinDelay=10, DJBufOptFac=10, Result=0) 12:14:54.168 : 65.246.127.150 : NOTICE lgr_psbrdif)(210059 No need to update channel (CID=1, Error=0) 12:14:54.168 : 65.246.127.150 : NOTICE Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 40 Version 1.0 Page 40 of 42...
  • Page 41 From: <sip:6046981019@sbc-msrn.audiocodes.com>;tag=1c817706079 To: "AUDCM8k" <sip:6046986613@sbc- msrn.audiocodes.com>;tag=10.220.1.1+1+150601+4cb94dbf Call-ID: E9A1CE21@10.220.1.1 CSeq: 1 INVITE Contact: <sip:6046981019@65.246.127.150:5060> Supported: em,timer,replaces,path,early-session,resource-priority Allow: REGISTER,OPTIONS,INVITE,ACK,CANCEL,BYE,NOTIFY,PRACK,REFER,INFO,SU BSCRIBE,UPDATE User-Agent: Audiocodes-Sip-Gateway-MP-114 FXS_FXO/v.6.00A.042.005 Content-Type: application/sdp Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 41 Version 1.0 Page 41 of 42...
  • Page 42 UdpRtxMngr::Transmit 1 INVITE Rtx Left: 6 Dest: 192.168.193.135:5060 CallID: (E9A1CE21@10.220.1.1) 12:14:56.431 : 65.246.127.150 : NOTICE sip_stack)(210075 Resource SIPMessage deleted - #15 Verizon T.38 FAX Configuration Guide for AudioCodes MP-11x 30-APR- 2011 Page 42 Version 1.0 Page 42 of 42...

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