NoteIn method b), if an extension has one or more ICD Group buttons for an incoming call distributiongroup and all the ICD Group buttons on the extension are occupied, the Group Call Waiting featurefor the group will not work at the extension.Incoming CallDistributionGroup 1(Floatingextensionno.: 601)Incoming CallDistributionGroup 2(Floatingextensionno.: 602)ICD Group 1; 601 (Call Waiting)ICD Group 1; 601 (Call Waiting)ICD Group 2; 602 (Answering the Call)2 133. No Reply Redirection (UCD or Priority Hunting Method)If a call received at a member extension is not answered within a preprogrammed time period (No Answertime), the call will be redirected to the next member extension. If there is no idle group member, the callqueues at the target extension until a group member becomes available.Conditions• Automatic Call Distribution (ACD)– When a KX-NCS4910 or KX-NCS4950 (Activation Key for Software Upgrade to Enhanced Version) isinstalled in the PBX, and the distribution type is set to Uniform Call Distribution, it is possible to selectwhether incoming calls are distributed to idle extensions evenly in order (UCD), or to the extension thathas been idle the longest (ACD).– ACD does not work for ISDN extensions or PS Ring Groups.• FWD/DND ExtensionSystem programming for each incoming call distribution group is required to skip or ring extensions whichhave the FWD or DND feature set. If set to ring, the FWD/DND settings are ignored. (® 1.3.1 CallForwarding (FWD)/Do Not Disturb (DND))• The Group Call Waiting feature cannot be used with the VIP Call feature (® 1.2.2.5 VIP Call) and/orWrap-up feature (® 1.2.2.7 Log-in/Log-out). To use the VIP Call feature and/or Wrap-up feature, CallWaiting mode on each extension should be off.PC Programming Manual References5.1 [3-1-1] Trunk Group—TRG Settings—Main— Line Hunting Order5.13 [3-5-1] Incoming Call Distribution Group—Group Settings→Main— Distribution Method→Main— Call Waiting Distribution→Miscellaneous— Extension No Answer Redirection Time→Miscellaneous— Maximum No. of Busy Extension5.16 [3-5-3] Incoming Call Distribution Group—Miscellaneous→ Options—Wrap-up Timer based on→ Options—Longest Idle Distribution (Optional SD Card Required)5.14 [3-5-1] Incoming Call Distribution Group—Group Settings—Member List— Delayed RingFeature Guide 511.2.2 Incoming Call Distribution Group Features