__ I'm very immature __ I'm appropriately mature for my age __ I'm very mature __ I'm gaining maturity (growing personally) __ I have most or all the requisites for personal growth __ people who know me would agree with my answers above.
So the frame gets broadcasted throughout the broadcast domain, until the end device with a matching MAC address responds to the broadcast, thus giving the switch a new source address to add to its MAC table. It duplicates the frame to all Ethernetports, except the port it came from.
The first task of any QoS policy is to identify traffic that requires classification. With QoS enabled and no other QoS configurations, all Cisco routers and switches treat traffic with a default classification. With respect to DSCP values, the default classification for ingress frames is a DSCP value of 0.