Telephone TypeIndicates the type of telephone connected to the extension port (reference only).Value RangeDPT (15V)/DPT (40V): DPT is connected.APT (15V): APT is connected.DSS: DSS Console is connected.VM: VPS is connected.ISDN-Extension: ISDN telephone is connected.CS: CS is connected.IP-PT: IP-PT belonging to the V-IPEXT card is connected.P-SIP: Panasonic SIP Phone is connected.UT: KX-UT series SIP phone is connected.SIP: General SIP Extension is connected.S-PS: SIP Portable Station is connected.SIP-CS: SIP Cell Station is connected.CS-M: High-density CS is connected with its master port.CS-S1–3: High-density CS is connected with its slave port.No Connection: No telephone is connected.UNKNOWN: SLT is connected (or no telephone is connected to the Super Hybrid or SLT port).User GroupSpecifies the extension user group to which the extension belongs. Extension user groups are used to composetenants, call pickup groups and paging groups.Value Range1–32Feature Guide References5.1.2 Group5.1.3 Tenant ServiceCOSSpecifies the COS of the extension.Value Range1–64PC Programming Manual References10.7.1 PBX Configuration—[2-7-1] System—Class of Service—COS SettingsFeature Guide References5.1.1 Class of Service (COS)Extension PINSpecifies the PIN of the extension.PC Programming Manual 55912.1.1 PBX Configuration—[4-1-1] Extension—Wired Extension—Extension Settings