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Outbound initiated connections are allowed back in because that port is listening for the return of the request. The router identifies that as a valid communication as it is started from within the firewall. It is just like the default router you h...
To be clear to do the most basic L3 routing of inter-VLAN routing on a VLAN Interface you have to purchase the DNA Advantage? "Network advantage license need to be bought for Layer 3 routing."
