Dialogic 6.2 Manual De Usuario

Making Explicit Call Transfers (ECT) With E1 ISDN and BRI

November 2009

189

„

Set the transfer_variant using the callctrl.cfg configuration 

file:

transfer_Variant=etsi_exp_link

for explicit link transfer. You can also choose an implicit link by 

setting:

transfer_Variant=etsi_imp_link

„

Set the country code using the btcall.cfg configuration file, leave 

as default:

country_code = 0010.

Country codes are listed in:

C:\Brooktrout\Boston\bfv.api\inc\ccode.h

Your application should support the European Telecommunication 

Standards Institute (ETSI) recommendations for Explicit Call 

Transfer. Call hold should also be implemented in the application 

using BfvCallHold, based upon recommendations from ETSI.

For more information on BfvCallHold, refer to the Volume 2, 

Bfv API Reference Manual. For more information on the 

Brooktrout 

Configuration Tool

, refer to the chapter on using the configuration tool 

in the installation and configuration guide that came with your 

software.