TANDBERG D13187-03 - Manual (Page 51)

TANDBERG Gateway
51
Configure the Gateway
ISDN Dial In Configuration
The ISDN Dial In Configuration allows you to configure and enable the ISDN services used to access your IP
endpoints.
Configuration
Extension Dial In
Select between Off, IVR, IVR + TCS-4:
Off: Incoming calls will not be allowed, except those specified under Hotline and Direct Inwards
Dialing.
IVR: Incoming calls will be prompted with the Gateway Extension Enquire Screen and Sound,
except those specified under Hotline and Direct Inwards Dialing. The Gateway will wait for DTMF
input (touch tones) that specifies the address of the outgoing call.
IVR + TCS-4: Incoming calls will be prompted with the Gateway Extension Enquire Screen and
Sound, except those specified under Hotline and Direct Inwards Dialing. The Gateway will wait
simultaneously for DTMF input (touch tones) and TCS-4 signalling that specifies the address of the
outgoing call.