MEGACO Station Document Revision 4
Hardware, Installation and Maintenance Manual C - 3
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SECTION 3 IAD(8)-U10 ETU - BEHIND A PORT-FORWARDING FIREWALL
When the IAD (8)-U10 ETU is behind a firewall router, that router should be set up to
forward all packets that are for the IAD (8)-U10 ETU to the card, and the phone
should have the firewall’s address as its MGC address. Refer to the following
example.
WAN
IP Phone
143.101.120.89
Electra Elite IPK with
IAD Megaco Station Card
192.168.1.2
Firewall Router
Public Network Side
201.116.4.114
Firewall Router
Private Network Side
192.168.1.1