个体工商户申请经营（）应当经过所在地公安机关审查同意。A．餐饮业B．娱乐业C．旅店业D．培训业

r of a new ISP. A full T1 is being used for the Internet connection. After issuing the show interface serial 0/0 command, it is observed that the interface is UP and the line protocol is DOWN.Which of the following commands could fix this problem？（）

A. Border# copy running-config startup-config

B. Border(config)# no shutdown

C. Border(config-if)# encapsulation ppp

D. Border(config-if)# no cdp enable

E. Border(config-if)# ip routing

A．bandwidth

B． delay

C． load

D． reliability

e Popcorn router, but a ping issued to the Ethernet 1 interface fails. Based on the above output, what are the potential causes of this problem？（）

A. The Popcorn router is not forwarding RIP updates.

B. The Popcorn router did not include network 192.168.12.0 in its routing configuration.

C. The Ethernet1 interface of the Popcorn router is shutdown.

D. The clockrate is not present in the configuration of one of the routers.

E. The Serial interface of the Popcorn router is not operating.

A. It configures a router to send all packets out interface serial 0/0.

B. It configures a router to block routing updates from being sent out interface serial 0/0.

C. It configures a router as a firewall, blocking all unauthorized packets from exiting serial 0/0.

D. It configures a router to send all packets for unknown destination networks out interface serial 0/0.

E. It configures a router to drop all packets for which the destination network is unknown.

A.It is supplied by the CSU/DSU.

B.It is supplied by the far end router.

C.It is determined by the clock rate command.

D.It is supplied by the Layer 1 bit stream timing.

s show that OSPF has been enabled on all interfaces, I P addresses correctly configured, and OSPF workinG.For which of the following cases would you expect a router to create and flood a Type 2 LSA？（）

A. When OSPF is enabled on a LAN interface, and the router is the only router connected to the subnet.

B. When OSPF is enabled on a point - to -point serial link, and that router has both the higher router ID and higher interface IP address on the link.

C. When OSPF is enabled on a Frame Relay point - to - point subinterface, has the lower RID and lower subinterfa ce IP address, and otherwise uses default OSPF configuration on the interface.

D. When OSPF is enabled on a working LAN interface on a router, and the router has been elected BDR.

E. None of the other answers is correct.

A. show interfaces serial 0/0

B. show running-config

C. show version

D. show controllers serial 0/0

E. show ip interface

F. show line serial 0/0

ote location. The router at the remote office is a non-Cisco router.How should the network administrator configure the serial interface of the main office router to make the connection？（）

A.

B.

C.

D.

A. Configure a non-unique address on the loopback interface for use by the PIM RP.

B. Configure MSDP with the unique address (router ID) as the local address of the peer.

C. Configure MSDP with the non-unique address (router ID) as the local address of the peer.

D. Configure a unique address on the loopback interface, used as the PIM RP.

wn" interface configuration command. You then issue the "show interface serial 0" command in exec mode. What could you expect the status of the serial 0 interface to be？（）

A. Serial 0 is up, line protocol is up

B. Serial 0 is up, line protocol is down

C. Serial 0 is down, line protocol is down

D. Serial 0 is down, line protocol is up

E. Serial 0 is administratively down, line protocol is down

F. Serial 0 is administratively down, line protocol is up