ATCOM Rainbow4(s) User Manual page 29

Rainbow4(S) IP Phone User Manual
Call Waiting
The feature of "Call Waiting" is available by default. If switch off this feature,
whatever multiple SIP accounts had been registered successfully, only one single
active calling is permitted (for example Dialing, Ringing, Calling, Holding).
Item
Call Waiting
ATCOM TECHNOLOGY CO., LIMITED
Operation
Press the key
or softkey "Switch" to
setup
www.atcom.com.cn
Switch on or Switch off the
、
feature. "Enable"mean this
feature is enabled，"Disable"mean
29
Description