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slander6696's avatar
slander6696
Aspirant
Jan 29, 2025

XS505M post power outage

Hi,

I've been using a NETGEAR  10-Gigabit/Multi-Gigabit (XS505M) unmanaged 10GB switch for a couple of years. Recently, we experienced several power outages, although the switch was initially protected by a battery UPS.

Since the outages, I've noticed that when the power is restored, the switch lights up, but I need to unplug the SFP+ DAC and then unplug the power from the switch for it to function properly again. The DAC in use is a 10Gtek CAB-10GSFP-P0.5m.

The other switch in the setup is a MikroTik CRS309-1G-8S-IN. Based on my online research, there shouldn't be any compatibility issues between the devices.

Has anyone experienced a similar issue or have any suggestions on how to resolve this?

Thank you for your assistance.

Best regards,

5 Replies

  • FURRYe38's avatar
    FURRYe38
    Guru - Experienced User

    I haven't seen this with my 505M. I believe I have a cable matters sfp to ethernet 10gb adapter in mine. However mines all connected to a GS110MX down stream from it from the SFP port. The switch is connected up stream to a Orbi system on one of the other ethernet ports. 

     

    How long are the power outages for? If on a UPS, then the switch should be good if the power outage doesn't drain the batteries.  

    • slander6696's avatar
      slander6696
      Aspirant
      Thanks for the reply
      I can confirm the UPS reaches low battery and power off sometimes. That’s what generating this problem
      Last time was due to a test of the UPS shutdown scripts of my devices compatible.
      Then the switch got stuck in this weird non functioning state as power back
      • FURRYe38's avatar
        FURRYe38
        Guru - Experienced User

        If you connect the switch to a normal wall outlet, and just disconnect the plug from the out let for say 10 seconds then back ON, does the switch return to ready? 

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