A.172.1.0.0/22 B.172.1.0.0/21 C.172.1.4.0/22 D.172.1.4.0/24 172.1.5.0/24 172.1.6.0/24 172.1.7.0/24 E.172.1.4.0/25 172.1.4.128/25 172.1.5.0/24 172.1.6.0/24 172.1.7.0/24
A.VLAN 1 is the default Ethernet VLAN. B.CDP advertisements are only sent on VLAN 1002. C.By default, the management VLAN is VLAN 1005. D.By default, the switch IP address is in VLAN 1005. E.VLAN 1002 through 1005 are automatically created and cannot be deleted.
The user of Host1 wants to ping the DSL modem/router at 192.168.1.254. Based on the Host1 ARP table that is shown in the exhibit, what will Host1 do()。
A.send a unicast ARP packet to the DSL modem/router B.send unicast ICMP packets to the DSL modem/router C.send Layer 3 broadcast packets to which the DSL modem/router responds D.send a Layer 2 broadcast that is received by Host2, the switch, and the DSL modem/router