2.3.3 System Capacity
Extension (Virtual Extension Card)
IP-PT and IP Softphone
Extension (Physical Extension Card)
If Standard Type is selected for System Capacity Selection in Easy Setup Wizard. (Refer to "5.4.1 Easy Setup Wizard".)
If IP-Extension Type is selected for System Capacity Selection in Easy Setup Wizard. (Refer to "5.4.1 Easy Setup Wizard".)
If System Resource Type is selected for System Capacity Selection in Easy Setup Wizard. (Refer to "5.4.1 Easy Setup
The maximum number of extension ports is 640 per PBX, and the maximum number of Unified Messaging ports is 30 per PBX. When
30 ports for Unified Messaging are fully activated on the Master unit, the maximum number of extension ports will be less than 640.
One Unified Messaging port is equal to 10 extension ports. Therefore, when all Unified Messaging ports are activated, only up to 400
extensions are available. This condition does not apply for Slave units.
Maximum Trunks and Extensions for KX-NS300, KX-NS500, and KX-NS700
The maximum number of trunks and extensions supported by each type of PBX is the same as when the unit
is used as a standalone unit. For details, refer to the Installation Manual of the corresponding PBX.
For details about the maximum capacity of a One-look network, refer to "Maximum Trunks and
Extensions" in "2.3.3 System Capacity".