Voice call alternative routing through PSTN and internet networks

EA Voit, JE Curry, RD Farris - US Patent 6,870,827, 2005 - Google Patents
5,008.926 A 4/1991 Misholi Call Processing Record (CPR) in the AIN Integrated Ser
5,012,511 A 4/1991 Hanle et al. vices Control Point (ISCP). On a per call basis, the caller …

Voice call alternative routing through PSTN and internet networks

EA Voit, JE Curry, RD Farris - US Patent 6,870,827, 2005 - freepatentsonline.com
The advanced intelligent network (AIN) to determine routing of voice calls alternatively
between the public switched telephone network (PSTN) and a data packet network, such as …