Github user ustcweizhou commented on the issue:
https://github.com/apache/cloudstack/pull/1736
@SudharmaJain I can reproduce this issue sometimes, but I donot think this
PR can fix the issue.
Because the file /etc/dhcpopts.txt is not used after VR refactoring in
cloudstack 4.6.
The issue (default route on non-default nic) also exists on networks (not
only vpc tiers).
We need to fix it
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