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Disable SIP ALG on Arris TG1682

Product(s)TG1682, TG1682G


This article will assist a technician or end-user with disabling SIP ALG to support SIP VoIP phones behind the Arris/Motorola TCG1682 and TCG1682G devices.



  • User must have administrative rights to the device (if other than default).


  1. Login to the device administration interface.  Default IP, username and password can be found here.
  2. Click the Firewall Link at the top of the screen.
  3. Click ALG on the left navigation area.
  4. Uncheck the SIP ALG Enable option.
  5. Below the SIP ALG Enable option, click the Apply button to save changes.

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KB Article ID:00138
KB Article Permalink:http://kb.sleepyshark.com/article.php?id=138
Published:Wed, Oct 26, 2016 at 6:44 PM
Updated:Wed, Oct 26, 2016 at 6:52 PM
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