[c-nsp] unicast IPv4 packets punted on Cisco 4500

[Lukas Tribus]

> "Event: SA Miss" means that the MAC Source Address needs to be learnt (or
> re-learnt) so the switch send a copy of the packet to CPU for learning the
> MAC address. Perhaps the MAC is not learn yet, or the aging timer is too
> low, or the MAC is learnt on another port already and it's flapping.

Or the traffic generator uses random source mac addresses.


Lukas