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Problem Tip
Is your PC on? • Switch on your PC
• Activate your Internet connection
Your telephone does
not work
• Another softphone is used. Disable the other softphones than
the one you want to use.
No dialing tone • Check your telephone dial mode is on Tone dialing and NOT
on Pulse dialing
No dialing tone / no
ringing
• Check your telephone is compatible with other than PSTN
line
• Check your Internet provider does not block the VoIP
protocol. Contact your provider
Caller ID not
displayed
• Telephone with Caller ID PSTN is not compatible with VOIP
• The VOIP software does not send proper information to the
telephone.
Answer machine does
not work
• Traditional answering machine may not be compatible with
VoIP
Operator services do
not work
• Operator services (Call waiting, call transfer...) are linked to
softphone features
• PSTN operator services may not be used
Troubleshooting