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SBV5121 VoIP Cable Modem User Guide 2
Telephone Features Supported by the SBV5121
The SBV5121 supports the telephone features listed below. Some features listed may not be available on your
telephone. These features are enabled and disabled on your VoIP telephone modem by your service provider.
• Standard two-wire telephone connection for voice, fax, and telephone modem operation. The connection to
the telephone equipment is made with a standard RJ-11 jack and plug.
• Re-dial number
• Speed dial
• Call forwarding
• Call hold and mute
• Call return
• Call waiting
• Caller ID
• Caller ID block
• Three-way calling
• Voice mail
• Telephony Devices for the Disabled (TDD)
• On hook, off hook detection
• Operator barge-in
• Standard call progress signals
• Dial-tone stutter
• Dial-tone busy
• Fast-busy stutter dial-tone
• No support for pulse-dial equipment