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Forum Discussion

ua's avatar
ua
Aspirant
Jan 22, 2023

GSS116E spontaneously resets its IP address

Ever few months, my switch spontaneously resets its managememnt address to its default of 192.168.0.239 and I have to manually reconfigure it to use DHCP. All other settings are retained. Firmware is 1.6.1.7

 

Any ideas as to how to prevent this from happening?

3 Replies

  • schumaku's avatar
    schumaku
    Guru - Experienced User

    ua wrote:

    Ever few months, my switch spontaneously resets its managememnt address to its default of 192.168.0.239 and I have to manually reconfigure it to use DHCP.


    if these switches are restarting (e.g. following a power failure) and there was no static/fixed  IP address configured, the default is DHCP. The known issue is the sub-standard DHCP client which does not wait for a successful DHCP config assignment. Should there be no answer from the DHCP server within a few seconds, the DCHP client does fallback to the default LAN IP. And yes, the time is much shorter than the boot time of a router and a more complex DHCP environment.

     

    How does this fit to your observation?

    • ua's avatar
      ua
      Aspirant

      Sounds plausible even though it has been a while since the last power outage and I rarely use the web console for the switch. The router of course does take longer to boot than the switch.

       

      I wonder if I can set the switch static address to the one the router has reserved for it in the DHCP table.

       

      Thanks

      • schumaku's avatar
        schumaku
        Guru - Experienced User

        Yes, well feasible. The switch allows the configuration of a fixed static IP config instead of trusting the router DHCP reservation.

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