How do I know the ATA's IP address?
Will I be able to talk if I can connect to another ATA?
You can find out the ATA's IP address by dialing some DTMF code, specific to the ATA manufacturer, from an attached...
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phone. The ATA will then read the IP address to you audibly, along with the subnet mask and default gateway information -- typically obtained through DHCP.
If there is no SIP server or service provider, and you want to call from one analog phone to another phone on a separate ATA, you can typically disable registration on the ATA and have it send all calls to a specified IP address. This requires setting up fixed IP addresses on each ATA.
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