Introduction
16
Secure Voice Transmission
You can set up a secure connection with optiPoint 410/420 advance S V7.0
phones if the receiving phone also has the capability. The voice transmis-
sion is encrypted; it is decrypted in the receiving party’s telephone. Even
the signaling for call setup and the exchange of encryption information oc-
cur over a secure connection. The phones must have valid registration on
an SIP server.
Features
• Two-line alphanumeric display
• Time and date indication
• Speakerphone and loudspeaker
• Redial and storage of last 20 numbers
• On-hook dialing
• Menu texts in the national language
• 12 function keys which are all programmable on two levels
• 3 dialog keys for menu navigation
• Assignment of selected destination numbers to dialing keys
• Display of the caller’s phone number or name
• Call Deflection, Consultation, Call Transfer, Toggle, Call Holding
• Call Forwarding
• Conferencing (not with optiPoint 410/420 economy)
• Password-protected user settings
• Variable ringer tone, volume, and sequence
• Simultaneous ringing, which alerts you to incoming calls at more than
one location
Telephone Types
The administrator can set up the optiPoint 410/420 economy/economy
plus/standard S V7.0 as:
• a single-line telephone
• a multiline telephone
During secure voice transmission a lock symbol is displayed on the
phone (also see
page 23)