A.6to4 tunneling
B.VPN tunneling
C.GRE tunneling
D.ISATAP tunneling
E.PPP tunneling
F.Teredo tunneling

A.The network administrator can apply port security to dynamic access ports
B.The network administrator can configure static secure or sticky secure mac addresses in the voice vlan.
C.The sticky learning feature allows the addition of dynamically learned addresses to the running configuration.
D.The network administrator can apply port security to EtherChannels.
E.When dynamic mac address learning is enabled on an interface,the switch can learn new addresses,up to the maximum defined.

A.R1（config）# interface ethernet 0；R1（config-if）# ip address 192.1.1.129 255.255.255.192；R1（config-if）# no shutdown
B.R1（config）# interface ethernet 0；R1（config-if）# ip address 192.1.1.97 255.255.255.192；R1（config-if）# no shutdown
C.R1（config）# interface serial 0；R1（config-if）# ip address 192.1.1.4 255.255.255.252；R1（config-if）# clock rate 56000
D.R1（config）# interface serial 0；R1（config-if）# ip address 192.1.1.6 255.255.255.252；R1（config-if）# no shutdown
E.R1（config）# router rip；R1（config-router）# network 192.1.1.4；R1（config-router）# network 192.1.1.128
F.R1（config）# router rip；R1（config-router）# version 2；R1（config-router）# network 192.1.1.0

A.Router1的將剝離的源MAC地址，并將其與MAC地址0000.0c36.6965取代。
B.Router1的將剝離的源IP地址，并將其與IP地址192.168.40.1取代。
C.router1將剝離的目的MAC地址，并將其與MAC地址代替0000.0c07.4320。
D.router1將剝離的目的IP地址，并將其與192.168.40.1的IP地址替換。
E.Router1的將轉(zhuǎn)發(fā)數(shù)據(jù)包輸出接口的FastEthernet0/1。
F.router1將轉(zhuǎn)發(fā)數(shù)據(jù)包輸出接口的FastEthernet0/2。

A.4to6 routing
B.6to4 routing
C.binary routing
D.dual-stack routing
E.NextGen routing

A.Branch-Router2 is configured to send both RIPv1 and RIPv2 updates.
B.Gateway-Router is configured to only receive RIPv2 updates.
C.Gateway-router is configured to receive only RIPv1 updates.
D.Branch-Router1 is configured to only send RIPv1 updates

A.A dynamically learned MAC address is saved in the startup-configuration file.
B.A dynamically learned MAC address is saved in the running-configuration file.
C.A dynamically learned MAC address is saved in the VLAN database.
D.Statically configured MAC addresses are saved in the startup-configuration file if frames from that address are received.
E.Statically configured MAC addresses are saved in the running-configuration file if frames from that address are received.

A.172.16.0.0/18
B.172.16.0.0/16
C.172.16.0.0/20
D.172.16.0.0/21

A.added security
B.dedicated bandwidth
C.provides segmentation
D.allows switches to route traffic between subinterfaces
E.contains collisions

A.If OSPF is the routing protocol， the path will be from R1 to R3 to R4 to R5.
B.If OSPF is the routing protocol， the path will be from R1 to R2 to R5.
C.If OSPF is the routing protocol， the path will be from R1 to R5.
D.If RIPv2 is the routing protocol， the path will be from R1 to R3 to R4 to R5.
E.If RIPv2 is the routing protocol， the path will be from R1 to R5.