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Forum Discussion
Mellojosh
Mar 23, 2022Star
Re: CAX80 Multi-gig ethernet port dropping
I am also having this exact issue. Just with the 2.5g port. The port functions for an undefined period of time then the blue light goes off, the connection stalls, then it drops to 1g. Even on 1g the ...
Mellojosh
Mar 24, 2022Star
I have firmware v2.1.3.5. I have tried testing the stability issue with 3 different devices, 1 2.5gb switch model trendnet teg-s350/a, 1 qnap 2.5gb switch qsw1105-5t and a 2017 iMac Pro with 10gb on board ethernet configurable to 10,5,2.5gb. Connecting the CAX80 to the switches caused a drop in communication and change over to 1gb only connection within 15-30 mins of each reboot of the modem. The auto negotiation option is not able to be set on either the netgear or switches. The iMac pro also dropped connectivity and switched down to 1gb in around the same time frame as the switches, but I was able to set auto negotiation to a static 2.5gb speed instead. This maintained the blue light on the multi gig port for the netgear, but within 15-30 minutes data transfers became wildly unreliable and jittery. I have tried a variety of cables, cat 5e, cat 6 and cat 7. I have tried 3ft cables, 6 ft cables, 10ft cables. The one that keeps the connection the longest is my cat7.
Interestingly, I went into the advanced wireless settings and turned wifi off completely. I have access points around the house, so that's not a connectivity killer for me. Turning both 5g and 2.4g radios KEEPS the multigig at full speed and there are no hiccups in data transfer. Everything seems to be working fine. I am going to leave it running for another full day and see of there are any interruptions, then turn wifi back on and see what happens. The ONLY change I made was to disable the wifi radios. Nothing else.
Interestingly, I went into the advanced wireless settings and turned wifi off completely. I have access points around the house, so that's not a connectivity killer for me. Turning both 5g and 2.4g radios KEEPS the multigig at full speed and there are no hiccups in data transfer. Everything seems to be working fine. I am going to leave it running for another full day and see of there are any interruptions, then turn wifi back on and see what happens. The ONLY change I made was to disable the wifi radios. Nothing else.
FURRYe38
Mar 24, 2022Guru - Experienced User
OK, this is interesting. Disabling WiFi seems to help resolve the multi gig port behavior.
I recommend you contact NG support and let them know about this...
I don't see this issue on mine however mines in Modem mode.
Mellojosh wrote:
I have firmware v2.1.3.5. I have tried testing the stability issue with 3 different devices, 1 2.5gb switch model trendnet teg-s350/a, 1 qnap 2.5gb switch qsw1105-5t and a 2017 iMac Pro with 10gb on board ethernet configurable to 10,5,2.5gb. Connecting the CAX80 to the switches caused a drop in communication and change over to 1gb only connection within 15-30 mins of each reboot of the modem. The auto negotiation option is not able to be set on either the netgear or switches. The iMac pro also dropped connectivity and switched down to 1gb in around the same time frame as the switches, but I was able to set auto negotiation to a static 2.5gb speed instead. This maintained the blue light on the multi gig port for the netgear, but within 15-30 minutes data transfers became wildly unreliable and jittery. I have tried a variety of cables, cat 5e, cat 6 and cat 7. I have tried 3ft cables, 6 ft cables, 10ft cables. The one that keeps the connection the longest is my cat7.
Interestingly, I went into the advanced wireless settings and turned wifi off completely. I have access points around the house, so that's not a connectivity killer for me. Turning both 5g and 2.4g radios KEEPS the multigig at full speed and there are no hiccups in data transfer. Everything seems to be working fine. I am going to leave it running for another full day and see of there are any interruptions, then turn wifi back on and see what happens. The ONLY change I made was to disable the wifi radios. Nothing else.