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Asus eMTA User Manual

Voip over cable modem
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(VoIP over Cable Modem)

User Manual

Version 1.0



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  Summary of Contents for Asus eMTA

  • Page 1: User Manual

    (VoIP over Cable Modem) User Manual Version 1.0...
  • Page 2: Important Rules For Safe Operation

    Do not open the cover of this equipment. Contact your cable service provider for servicing questions. • Operate this equipment only from an electrical outlet with the correct power source as indicated on the adapter. eMTA Cable Modem User Manual...
  • Page 3: Led Indicators

    LED Indicators The front panel of the eMTA has LED indicators that should be understood before configuration. The below illustration describes each LED indicator. Color State Description eMTA Green POWER Power is being applied to Green Downstream is OK RECEIVE...
  • Page 4 The back panel components of the eMTA is described in the following illustration— RF Interface F-Type Female 75ohm Connector WAN and LAN One 10/100Mbps fast Ethernet Switch. One USB 1.1 function port for connectivity to a PC Phone Line RJ-11 Telephone Socket x 2...
  • Page 5: Internet Service Installation

    Internet Service Installation Before the eMTA is operable, you will need to set up an Internet access account with your local cable service provider. Make sure to verify the following— • Your cable service provider must support two-way, DOCSIS-compatible cable modem access in order for the eMTA to communicate with your cable service provider’s...
  • Page 6: Installation Diagram

    1. Turn your PC off and unplug it from the power source. 2. Connect your PC to the Ethernet port. 3. Insert the AC adapter cord into the power connector on the back of the eMTA. Then plug the power adapter into an AC power source.
  • Page 7: Telephone Service Installation

    NOTE: Place the eMTA in a proper location with adequate airflow. Your PC and eMTA should be placed near your cable input with plenty of space for the cable. Choose a location for the eMTA that is adjacent to your telephone equipment.
  • Page 8 Installation for Telephone Service The following procedures explain how to set up and configure your eMTA if you plan to use telephone service. 1. Either a telephone, fax machine, or analog modem can be connected to the RJ-11 port on the eMTA.
  • Page 9: Troubleshooting

    Troubleshooting If your eMTA does not operate properly, the following should be verified first. If going through this list still results in inoperability, contact your cable service provider. Verify that the plug to the eMTA is securely plugged in. Verify that the AC adapter is not plugged into an electrical outlet that is controlled by a wall switch.