LANCOM 1722 VoIP – LANCOM 1724 VoIP
Chapter 5: Configuring Voice over IP
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Requirements
LANCOM connected to the LAN and WAN, an ISDN NT interface is linked
to the outside line exchange on the ISDN PBX. The Internet connection
has been set up.
A telephone number plan with a unique internal telephone number for all
terminal equipment to be connected.
A SIP provider account.
Configuring the LANCOM
When configuring the LANCOM, the following steps must be carried out:
Setting up the line to the SIP provider
Enabling the ISDN interface and assigning MSNs to the internal numbers
in the LANCOM VoIP Router
Creating ISDN users
Adapting the call routing table
Detailed instructions on configuring the LANCOM:
Under LANconfig, start the setup wizard for configuring the VoIP Call
Manager. Enable the options 'SIP phone system', 'ISDN phone system'
and 'ISDN users'.
Configure the device as described in the preceding examples:
Unique local VoIP domains
one line to a SIP provider
