Router/Modems that could have potential issues with Voiply
_Written by Ryan Lowe

Arris TG1682G

Note: In the latest firmware updates the option to turn off SIP-ALG was removed

Known Issues:
The DHCP server on this device has known software issue that causes devices to lose their IP and get a new IP frequently.


Login into the Arris gateway.
Click on Firewall tab at the top of the page > Firewall Settings > Do the following:
• Firewall: Leave checked
• DoS Attack Protection Firewall: Leave checked
• This optional step is needed for call quality monitoring and troubleshooting purposes.
o Ping Blocking: Uncheck
• Block Fragmented IP Packets: Leave checked
• Firewall Settings>ALG
o SIP: Uncheck
o Depending on the firmware version of you Arris gateway, you may or may not have this option.
o If you do not, you will need to call your ISP to have them upgrade the gateway's firmware to the latest version.
• Click Apply to save.

Permanent Resolution:

If any of the above options are not present, then purchase a recommended router:
• Purchase a recommended router if you do not have one already.
• Voiply cannot setup the new router for you, but your IT or the manufacturer of your new router can help you.
• Call your Cable ISP to bridge your internet gateway to your new router.
• Note: It is at the discretion of the ISP, whether or not they will allow the modem to be bridged. If they choose to deny the request, then the above resolution will apply.
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