[Using KX-NS700 as Slave units]• All units must have a DSP card installed.• The Fax Server feature is supported only by KX-NS1000 PBXs (® 20.1.38 Unified Messaging—FaxServer). Therefore, the UM groups of non-KX-NS1000 PBXs should not be specified as the destination forfaxes.• Activation keys can be installed on any type of PBX from the Master unit. This includes activation keys onlyavailable for non-KX-NS1000 PBXs (e.g., KX-NSF991).• The following features normally available on KX-NS700 PBXs are not available on a One-look network:– SVM (Simplified Voice Message)– PT system programming– Remote maintenance via ISDN or analog modem• The maximum capacity for the following items is lowered when participating in a One-look network:Feature KX-NS700 standalone One-lookSMDR Call Storage 40,000 calls 1000 callsInstallation Manual References2.1.1 System Configurations8.4.1 One-look Network8.4.3 Information about Slave UnitsPC Programming Manual References10.1.1 PBX Configuration—[2-1-1] System—Date & Time—Date & Time Setting10.1.2 PBX Configuration—[2-1-2] System—Date & Time—SNTP / Daylight SavingFeature Manual References14.1.5 One-look Network—IP Network Type Comparison15.1.3 PC Programming14.1.5 One-look Network—IP Network Type ComparisonDescriptionThis section summarizes the main differences between the two methods for connecting PBXs over an IPnetwork: One-look networking and H.323 (VoIP) QSIG networking. It also explains which situations each typeof network is suited for.Overview of characteristicsItem One-look Network H.323 QSIG NetworkConnection type Private IP network Private IP networkCompatible PBX type • KX-NS series • KX-NS series• KX-NCP series• KX-TDE series• KX-TDA seriesDocument Version 2016-03 Feature Manual 24514.1.5 One-look Network—IP Network Type Comparison