User's Manual

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5.2 Frequently Asked Questions (FAQs)
Can I change my internal number?
No, it cannot be changed. The phone device assigns the internal
number.
Can I make an internal call?
You can make internal calls. Calls can be made between phone
devices connected to DSL-AC87CG such as regular phones, VoIP, or
DECT phones via the internal numbers.
The outgoing number does not appear.
The outgoing number appears only when the phone number
setup is completed.
Can I assign several outgoing numbers?
• Youcanassignseveraldierentoutgoingnumberstophone
devices from Telephony > Phone Number. For details, refer
to the section Assigning an outgoing number.
• Whenyoumakeanoutgoingcall,theoutgoingnumber
appears on the callee’s phone.
• Youwillonlybeabletomakeoutgoingcallswhenyouassign
outgoing numbers.
Can I edit the the outgoing and incoming numbers?
• Youcanedittheoutgoingandincomingnumbers.Todothis,
go to Telephony > Phone Device, and click beside the
number you want to edit.