[FS#1040] Can't set WiFi HT mode per-SSID

[LEDE Bugs]

The following task has a new comment added:

FS#1040 - Can't set WiFi HT mode per-SSID
User who did this - Luke Dashjr (luke-jr)

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I'm not 100% sure, but as mentioned, what I observed indicates the two SSIDs were getting different behaviour, and the behaviour matches what I would expect from HT20 vs HT40.
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1040#comment3556