Black Box mm146 User Manual page 79

Example 2 - configure your IP videophone for use
IP Address 192.168.1.1
Subnet Mask 255.255.255.0
Default Gateway 192.168.1.254
192.168.1.254
Hub / Switch
Firewall
IP Address 192.168.1.2
Subnet Mask 255.255.255.0
Default Gateway 192.168.1.254
Note: Because the videophones are used internally, no external IP address is required.
You may need to unblock ports 1718, 1719 1720, 5000 - 5010 in the firewall.
on a private network
Router
VPN/
Leased Line
IP Address 192.168.2.1
Subnet Mask 255.255.255.0
Default Gateway 192.168.2.254
Router
192.168.2.254
Firewall
IP Address 192.168.2.2
Subnet Mask 255.255.255.0
Default Gateway 192.168.2.254
Hub / Switch
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