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Forum Discussion
MaxHP
Apr 01, 2017Aspirant
WNDR3400V3 2.4 G WiFi Disconnecting HELP
I have 3 netgear products CM700 Cable Modem WNDR3400V3 Wireless Router and WAC104 Wireless Access Point. When I set the WNDR 2.4 G all me devices drop on 2.4 G and reconnect at least 1 time per minu...
- May 24, 2017
Well I gave up the only way to stabilize this router was to disable the radio and that isnt an option. I purchased a new R6700v2 router and set it up now my system is stable on all devices. I have all 12 Cat5e devices wired and 5 2.4gHz older androids set and 6 5gHz devices all running without issue. I would like to return this WMDR3400V3 but I suppose I have little chance of that.
Thanks for the help and short of opening up the device I believe I tried everything to get it to function as it should.
TheEther
Apr 01, 2017Guru
The WNDR3400V3 and WAC104 should definitely use different channels. Otherwise, they will fight each other for airtime. That, however, does not explain the problem. Have you checked the logs on the WNDR3400V3?
- MaxHPApr 01, 2017Aspirant
Yes daily but never see anything that indicates an internal connection issue only things like dos attacks and the occasional reconnect to the ISP after some maintenance done by Comcast. I check all 3 devices and typically reboot 1 per week just old school habit. Something else that happens once in a while my MagicJack phone connection dies and I have to run the backup to get it fixed. I typically run the address reservation and set each divice a static IP and only run DHCP when I have company or expect some other reason to open my WiFi. It doesnt matter DHCP or Static both still have the 2.4G disconnections.
- TheEtherApr 01, 2017Guru
Difficult to say what's going on. The 2.4 GHz radio on the WNDR3400 could certainly be going bad. Have you tried running a Wi-Fi Analyzer? It might help to know whether the actual radio signal is dying or if the disconnection is happening at the protocol level.
- MaxHPApr 01, 2017Aspirant
Yes I have a wifi analizer but it is unclear to me if it is real time or what the refresh rate is, not a setting I can see or change. The signal modulates a little between -35 and -40 but never drops I do see other signals drop from the neighbors weaker signals and come back.
I just enabled the 2.4 G and for about 10 minutes it was stable then it started its disconnection game. This time I lost my 5 G connections too and I couldn't log into the router so I rebooted and then turned off the radio on the WNDR 2.4 G now it is stable again. Strange thing MagicJack was still connected up to the point of reboot. Since the cable modem and router are seperate its not like there is a power issue where the amp to push the signal up is making the voltage / current out of range for the router. Since the AP doesnt have a WAN Port I cant swap out the devices, I will see I I can find one to use just for sanity sake but I am beginning to believe the WNDR is bad or the firmware has a conflict. The firmware just updated within the last 2 weeks because of the vulnerability security issue netgear had.