I have connected two ata boxes to work on IP dialing at remote location. I have checked the routers for necessary configuration and is alright I am able to ping both the IP's , I am also getting dialtone on both the ATA's But when I dial the 2nd ATA ...

I have tried configuring ATA 186 on H.323 to work behind Cable Modem system (CMTS) (Make :Terayon) in DHCP mode. It fails to get an IP from CMTS. I also tried using static IP behind this CMTS but my ATA fails to register with Gatekeeper. Please advis...

I have Cisco 2500 router running NAT. I have my ATA attached to the the router but the dial tone dosent turn up. Help

How should I connect ATA 186 with PCO Billing Machine, so that the calls are automatically registered and billed.

In Configuration menu there is a field called "Polarity" which is represented in Hex i.e. 0x00000000 (Defails value) If I have to mask bit 2 (Mask 0x400) and bit 3 (Mask 0x800) what will be the value.