Administrator’s Guide for SIP-T2 Series/T19(P) E2/T4 Series IP Phones272Parameters Permitted Values Defaultwhen in the RingBack state.Example:custom_softkey_ring_back.url = http://192.168.1.20/XMLfiles/RingBack.xmlDuring the auto provisioning process, the IP phone connects to the provisioning server“192.168.1.20”, and downloads the RingBack state file from the “XMLfiles” directory.Web User Interface:NonePhone User Interface:Nonecustom_softkey_talking.url URL within 511 characters BlankDescription:Configures the access URL of the custom file for the soft key presented on the LCD screenwhen in the Talking state.Example:custom_softkey_talking.url = http://192.168.1.20/XMLfiles/Talking.xmlDuring the auto provisioning process, the IP phone connects to the provisioning server“192.168.1.20”, and downloads the Talking state file from the “XMLfiles” directory.Web User Interface:NonePhone User Interface:NoneKey As SendKey as send allows assigning the pound key (“#”) or asterisk key (“*”) as the send key.Send tone allows the IP phone to play a key tone when a user presses the send key. Key toneallows the IP phone to play a key tone when a user presses any key. Send tone works only if keytone is enabled.ProcedureKey as send can be configured using the following methods.Central Provisioning(Configuration File).cfgConfigure a send key.Parameter:features.key_as_send