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Advanced Operational Features
6-2 41-001160-00, Rev 01 Release 2.0
IP Phone Administrator Guide
Advanced Operational Features
Advanced Operational Features
This section provides the following information about advanced features of the IP
phones:
Feature Description
MAC Address/Line Number in REGISTER
Messages
Allows you to enable or disable the sending of the MAC
address and line number from the IP phone to the call
server, in a REGISTER message.
SIP Message Sequence for Blind Transfer Allows you to enable or disable the phone to use the Blind
Transfer method available in software prior to release 1.4.
Update Caller ID During a Call Allows you to enable or disable the updating of the Caller ID
information during a call.
Boot Sequence Recovery Mode Allows you to enable or disable Web recovery mode and set
the maximum boot count on the IP phone.
Auto-Discovery Using mDNS The IP phones automatically perform an auto-discovery of all
servers on a network using mDNS. When the IP phone
discovers a TFTP server, it is automatically configured by
that TFTP server.
Single Call Restriction (57i CT only) Allows you to enable or disable a single call restriction
between the 57i CT base unit and a call server.