Advantech MIC-3369C Guía de instalación Pagina 146

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Dialogic
®
System Release 6.1 CompactPCI for Windows
®
Release Update 146
Update to Chapter 3. IP Call Scenarios
Add new section, T.38 The following figure
IPML
Remote Device Capable of
Signaling, Audio and T.38
App
gc_OpenEx(:N_iptB1T1:M_ipmB1C1)
SETUP with TCS/INVITE to send Origination IP
address and RTP Port number
Call Connected
FAX
fx_open(dxxxB23C1)
dev_Connect(ipmB1C1, dxxxB23C1)
REINVITE/RequestMode to switch to T.38 Fax. Send local
UDP port and IP Address
200OK/RequestMode Ack
Ipm_StartMedia()
Send UDP port number and IP address to
the firmware
Stop the RTP streaming.
Audio Data
Fx_sndfax()
T.38 Data via RTP
GC/cclib
gc_MakeCall()
GCEV_CONNECTED
GCEV_EXTENSION (IPSET_SWITCH_CODEC,IPPARM_READY)
IPVSC/IPML forwards
ipm_StartMedia() to T.38
device based on the
information fro
dev_Connect()
Ipm_GetLocalMedia()
gc_SetUserInfo(IPSET_FOIP,IPPARM_T38_CONNECT)
gc_SetConfigData(IP_MANUAL_MODE)
gc_Extension(IPSET_SWITCH_CODEC,IPPARM_T38_INITIATE)
Ipm_Stop()
gc_UnListen()
GCEV_EXTENSIONCMPLT
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