2N Analogue UMTS gateway 2N SmartGate UMTS - Manual, 1699 v1.1.0 - Manual (Page 60)

Voice function 4.1
60
Activation for all call types and specified delay time:
Activation for selected call type and specified delay time:
Deactivation:
Status check:
Call forwarding if not accessible
If activated, incoming calls will be forwarded to the configured telephone number
if your 2N® SmartGate UMTS is not accessible in the UMTS/GSM network.
Activation for all call types:
Activation for selected call type:
Deactivation:
Status check:
Call waiting
If the call waiting is activated the incoming call isn’t refuse if there is call in
progress on SmartGate UMTS. If there is the other incoming call during connected
call it will be indicated by tone. See 0. for multiple calls management.
Activation:
Deactivation:
Status check: