Administrator’s Guide for SIP-T58V/T58A/T56A/CP960 IP Phones390PermittedValues Integer from 0000 to 9999Default 0000Web UI Security->Base PIN->Base Unit PINPhone UI Dect Settings->Change Base PINParameter base.double_pin_code.enable .cfgDescription It enables or disables double PIN feature.PermittedValues0-Disabled, users use the PIN configured by "base.pin_code" to register the handset or access some fea-tures.1-Enabled, users use the PIN configured by "base.pin_code_for_register" to register the handset, and usethe PIN configured by "base.pin_code" to access some features.Default 0Parameter base.pin_code_for_register .cfgDescription It configures the PIN for registering or de-registering a handset.Note: It works only if “base.double_pin_code.enable” is set to 1 (Enabled).PermittedValues Integer from 0000 to 9999Default 0000DECT IntercomIntercom is a useful feature in an office environment to quickly connect with the operator or the secretary. Users canmake internal intercom calls and external intercom calls on the handset. Internal intercom calls are made among hand-sets registered to the same phone.The handset can automatically answer an incoming external intercom call and play warning tone.TopicDECT Intercom ConfigurationDECT Intercom ConfigurationThe following table lists the parameters you can use to configure DECT intercom.Parameter custom.handset.auto_intercom .cfgDescription It enables or disables the auto intercom feature on the handset.PermittedValues0-Off, auto intercom feature is disabled. Users need to answer incoming internal intercom calls manually.1-On(Beep Off), the phone/handset answers an incoming internal intercom call automatically without awarning tone.2-On(Beep On), the phone/handset answers an incoming internal intercom call automatically and plays awarning tone. It works when the silence mode is off.Default 0