[FS#854] Unstable Internet caused by frequent PPPoE reconnect, network.wan.keepalive=0 has no effect

[LEDE Bugs]

The following task has a new comment added:

FS#854 - Unstable Internet caused by frequent PPPoE reconnect, network.wan.keepalive=0 has no effect
User who did this - Mo'men Mamdouh (MomenMamdouh)

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the unstable pppoe connection still exists in lede-17.01.4
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More information can be found at the following URL:
https://bugs.lede-project.org/index.php?do=details&task_id=854#comment4101