Rainbow 1 IP Phone User Manual
ATCOM TECHNOLOGY CO., LIMITED
www.atcom.cn
30
1.
Do Not Disturb: Select “Yes” or “No” to enable or disable DND (Do Not Disturb).When DND
enabled, all the incoming calls will be rejected. At this moment if Always Target or Busy Target
was set, all incoming calls will be forwarded to the targets preferentially.
2.
Call Waiting
：
When Rainbow 1 is on calling, and Call Waiting enabled , any new incoming calls will
not be rejected but ringback tone can be heard by the remote end. if Call Waiting disabled, only
one conversation will be available even multi-accounts have been registered on Rainbow 1 .
3.
Block Call ID: Select “Yes” here, Caller ID will be blocked, Rainbow 1 will call others as
anonymous.
4.
Block Anc Call: Select “Yes” here, all anonymous call will be blocked, Rainbow 1 will reject all
anonymous callers.
5.
Auto Answer: Select “Yes” here, Rainbow1 will answer all incoming calls by speaker
automatically.
6.
Others: Define the Send key as “#” key or “*”Key. Press “#” Key or “*”Key follow those phone
number you want to dial, then number will be dialed out immediately.
4.5.3 Voice
Echo Cancellation
1.
VAD
：
Select “Yes” or “No” to enable or disable VAD (Voice Active Detection). If enable, RTP
packets will not be sent when Rainbow1 is mute.
2.
CNG
：
Select “Yes” or “No” to enable or disable CNG (Comfort Noise Generator). If enable,
comfortable noise will be sent to the remote end to let it perceive the conversation is still
active when Rainbow1 is mute.
