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Forum Discussion

voltagejim's avatar
voltagejim
Tutor
Sep 01, 2021

Nighthawk RAX80 and SIP VOIP issues

Got a nighthawk router and comcast internet.  We went to a new phone system at work which is based on SIP.  We all use the same exact phone at work which is a Yealink SIP-T46S, and phones work perfec...
plemans's avatar
plemans
Guru - Experienced User
Sep 02, 2021

what modem are you using? 

  • voltagejim's avatar
    voltagejim
    Tutor
    Sep 02, 2021

    Using a Motorola surfboard SB 6141

    • plemans's avatar
      plemans
      Guru - Experienced User
      Sep 02, 2021

      Are you using IPv4 or IPv6?

      • plemans's avatar
        plemans
        Guru - Experienced User
        Sep 02, 2021

        I don't know a whole lot about that phone but it looks like its has its own dhcp server built in that can be used/disabled/changed. 

        Might be worth checking with Yealink on what setting is best for home use with its dhcp server setup.