Lancom 1722 VoIP User Manual page 88

LANCOM 1722 VoIP – LANCOM 1724 VoIP
Chapter 5: Configuring Voice over IP
Requirements
Configuring the LANCOM
The following table provides a summary of the information required for con-
figuration and where it can be entered. Basically, all that is needed is a SIP
PBX line for each location that is correspondingly setup at the remote location
Internet VoIP domain
Internal SIP subscriber num-
bers at the branch office
External ISDN telephone
numbers (MSNs)
Country and local area code
SIP PBX line
SIP PBX domains
SIP PBX registration pass-
word
Call route
Detailed instructions on configuring the LANCOM:
88
LANCOM connected to the LAN and WAN, an ISDN TE interface is linked
to the ISDN NTBA.
The Internet connection has been set up, as has the network connection
between both of the locations by means of a VPN tunnel. Any terminal
equipment that is connected can be reached with the IP addresses used.
A telephone number plan with a unique internal telephone number for all
terminal equipment to be connected.
A SIP provider account.
LANCOM
Branch office
mycompany.BRANCH01
✔
✔
HQ
mycompany.HQ
✔
Number called '2#'
Destination line
'LOCATION_B'
Destination number '2#'
Under LANconfig, start the setup wizard for configuring the VoIP Call
Manager. Enable the options 'SIP phone system', 'ISDN phone system'
and 'ISDN users'.
SIP terminal equip-
ment
Branch office
mycompany.HQ
✔
SIP PBX
Headquarters
mycompany.HQ
✔
✔