[FS#1041] WZR-600DHP: Nexus 5X can not connect with HT40 + channel 1

[LEDE Bugs]

The following task has a new comment added:

FS#1041 - WZR-600DHP: Nexus 5X can not connect with HT40 + channel 1
User who did this - Luke Dashjr (luke-jr)

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Today, I found one of the Moto E LTE is failing to connect to the channel 3 w/ HT40. Switching the router to HT20 fixed that. So it seems there's some (semi-intermittent?) problem with HT40 in general... :/
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1041#comment3569