DV-332 Analog/Digital User Guide
78
- Activating Auto upspeed mode
GW/CONFIG/FAX> change aup enable©
Ö Remote GW changes into media session (G.723.1, G.726) which is already connected & other
PCM Codec without Re-INVITE, GW is also changed to PCM Codec automatically.
Ö When sending GW detects CNG tone, it changes to PCM Codec without Re-INVITE
automatically.
- Setting FAX event
Some FAX Event are detected, select whether T.38 FAX procedure is executed or not.
GW/CONFIG/FAX> change lced [ft38 | mt38] ©
Ö GW at receiving party detects CED tone, start T.38 FAX.
Ö FT38 changes to T.38 mode without Re-INVITE so it sends udptl message.
Ö MT38 changes to T.38 mode after Re-INVITE procedure.
GW/CONFIG/FAX> change lcng [f711 | m711] ©
Ö GW at sending party detects CNG tone, start T.38 FAX.
Ö FT38 changes to T.38 mode without Re-INVITE procedure so it sends udptl message.
Ö MT38 changes to T.38 mode after Re-INVITE procedure.
/* Specific FAX sort is unable to send CNG tone.*/
GW/CONFIG/FAX> change lv21 [f711 | m711] ©
Ö When GW at receiving party detects V.21 flag, start T.38 FAX.
Ö FT38 changes to T.38 mode without Re-INVITE so it sends udptl message.
Ö MT38 changes to T.38 after Re-INVITE procedure.
GW/CONFIG/FAX> change rfax [f711 | m711] ©
Ö GW at sending party detects FAX tone (CED) from receiving party, execute T.38 FAX.
Ö FT38 changes to T.38 mode without Re-INVITE & sends udptl message.
Ö MT38 changes to T.38 mode after Re-INVITE procedure.
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