Auerswald COMpact 5200 Advanced Information page 262

Configuring Remote Extensions
announcement "This phone does not allow emergency calls. Please use
an alternative."
Requirements:
• Portforwarding configured on router
Configure the PBX as follows if at least one remote extension is not
coupled over a VPN tunnel:
Caution: The generation of user passwords and step 4 to 6 are
essential protection measures against the access by third parties
1. Configure a VoIP channel as an internal VoIP channel for each remote
extension planned.
2. Create the internal numbers for the external private branch exchanges
(a maximum of two VoIP subscribers is recommended).
3. If required, change the automatically generated PINs and passwords.
Note: The user passwords are needed to authenticate the VoIP
phones when they are registered with the PBX.
4. In dependence on the phone tariffs, restrict the exchange line
authorisation for remote extensions (e.g. National). At times of the day
when phone calls are usually not made, e.g. in the night or outside of
business hours, it is possible to restrict the exchange line authorisation
to a minimum (under Abonnés (Abo) > Propriétés > Paramètres de
ligne).
5. Configure a call restrictor (e.g. for added value services or mobile
radiocommunications networks – 0900, 0180, 01...) and assign
COMpact 5200/5200R/5500R - Firmware V7.4A - Advanced Information V08 06/2019
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