[FS#1184] Gateway bug when using multiple network IPs (VLANs)

[LEDE Bugs]

The following task has a new comment added:

FS#1184 - Gateway bug when using multiple network IPs (VLANs)
User who did this - Arjan van Staalduijnen (tibo)

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Separate VLANs require having their own gateway since they're separated from the main (default gateway) network. They can not route their traffic over the default gateway since they can not access that network.
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=1184#comment3902