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System Administrator’s Guide
Document K14392V1 Rev A 207
07/07
Fig. 11–4. Connecting through a WAN to a Multi-Media Alarm Station on a LAN.
To Prepare a Multi-Media Unit for NAT, Using Admin
1. Using Admin software, configure the connection to an Alarm Station. Assign the router’s
outside IP address to the NAT Source Port Callbacks box. See figure
11–4.
2. Enable Use Network Address Translation.
3. Assign a value to the NAT Callbacks Source Port. In figure
11–4, for example, the value
of Callbacks has been changed from 10,003 (the default) to 56,080. A value greater than
65,532 cannot be used.
4. Select the Multi-Media sites that report alarms to the alarm station.
5. Click Save and Close. The Alarm Stations tab appears. In the tab’s Connection Method
column, a “(d)” appears, standing for “dial-up”, followed by the telephone number that
calls the RAS server; then an (n), standing for “network”, followed by the IP address of
the Multi alarm station.
6. Repeat steps 1 to 3 for other alarm stations on the same LAN.
7. Use the router’s software to map each alarm station’s source port to the corresponding
destination port, plus the alarm station’s LAN IP. See table
11–3, below, or figure 11–3,
at the start of this section.