User guide

Media Gateway (MGW)116
Voice over IP (VoIP)
MGW Interface Card
A Media Gateway interface card providing 8 simultaneously-usable
Media Gateway channels is available for Forum 523/524.
Technical Data
z The MGW interface card is connected to the internal ethernet
switch via the slot. No external ports operating via pressure
terminals are provided.
z A MGW interface card can be installed in slot 2 of Forum 523/
524.
z The MGW interface card supports all the codecs, as well as the
silence detection, echo suppression and DTMF tone detection
used by VoIP telephones.
z The MGW interface card has the required software stored in its
Flash memory. The software is updated automatically with a
system software.
Information on Use
The MGW interface card must be correctly inserted and configured
(see also Interface Cards starting on page 40).
Each MGW interface card requires its own IP address. This can
either be statically assigned or obtained via DHCP.
1. Call up the Configurator and open the page Telephony:
Ports: Slots.
2. Click on the slot number in the column of the table containing
the desired interface card.
3. Enter the desired static IP address in IP Address configured
field. Enter “0.0.0.0”, to obtain an IP address via DHCP.
4. Confirm the setting with Apply.
The MGW interface card’s MAC address is displayed on the config-
uration page. You will need this for static IP address assignment
by the DHCP server.