Refer to the exhibit. At the end of an RSTP election process, which access layer switch port will assume the discarding role?（）https://assets.asklib.com/images/image2/2018072317314615527.jpg

A . All ports will be in a state of discarding, learning, or forwarding. B . Thirty VLANs have been configured on this switch. C . The bridge priority is lower than the default value for spanning tree. D . All interfaces that are shown are on shared media. E . All designated ports are in a forwarding state. F . The switch must be the root bridge for all VLANs on this switch.

A . Users in SW1 can ping SW2 but not vice versa. B . Users in SW2 can ping SW1 but not vice versa. C . Users in SW1 and SW2 can ping each other. D . Users in SW1 and SW2 cannot ping each other.

A . The NProuter has two OSPF neighbors in the "Full" adjacency state B . The NProuter serial0/0 interface has the OSPF dead timer set to 10 seconds C . The NProuter serial0/0 interface has been configured with an OSPF network type of "pointtopoint" D . The 10.1.1.1 and 10.1.1.2 routers are not using the default OSPF dead and hello timers setting E . The "Mismatched" error is caus ed by the expiration of the OSPF timer

A . Users in SW1 can ping SW2 but not vice versa. B . Users in SW2 can ping SW1 but not vice versa. C . Users in SW1 and SW2 can ping each other. D . Users in SW1 and SW2 cannot ping each other.

A .  Only if both tracked objects are up will this router will be available as an AVF for group 1. B .  Only if the state of both tracked objects goes down will this router release its status as an AVF  for group 1. C .  If both tracked objects go down and then one comes up， but the other remains down， this router  will be available as an AVF for group 1. D .  This configuration is incorrect and will not have any effect on GLBP operation. E .  If the state of one tracked object goes down then this router will release its status as an AVF for  group 1.

A . ASw1(config)# interface range FastEthernet 0/1 - 24 ASw1(config - if - range)# ip forward - protocol udp 67 ASw1(config - if - range)# ip forward - protocol udp 68 B . ASw1(config)# interface range FastEthernet 0/1 - 24 ASw1(config - if - range)# ip helper - address 10.1.2.10 C . RTA(config)# interface fastethernet0/0 RTA(config -if)# ip forward- protocol udp 67 RTA(config - if)# ip forwar d- protocol udp 68 D . RTA(config)# interface fastethernet0/1 RTA(config -if)# ip forward- protocol udp 67 RTA(config -if)# ip forward- protocol udp 68 E . RTA(config)# interface fastethernet0/0 RTA(config - if)# ip helper - address 10.1.2.10 F . RTA(config)# in terface fastethernet0/1 RTA(config - if)# ip helper - address 10.1.2.10

A . spanning-tree misconfiguration B . speed mismatch configuration C . cabling problem D . configuration problem

A . data link layer B . application layer C . access layer D . session layer E . network layer

A .  forwards the received packet out the Serial0/0 interface B .  forwards a packet containing an EIGRP advertisement out the Serial0/1 interface  C .  forwards a packet containing an ICMP message out the FastEthernet0/0 interface D .  forwards a packet containing an ARP request out the FastEthernet0/1 interface

A . When traffic is sent from the ISP to autonomous system 64512， the traffic will be forwarded toSanJose2 because of the higher MED value of SanJose2 B . The serial 0/0/1 interface on the ISP router has been configured with the set metric 50command C . The output was generated by entering the show ip bgp command on the SanJose1 router D . The output was generated by entering the show ip bgp command on the ISP router E . The serial 0/0/1 interface on the ISP router has been configured with the set metric 75command F . When traffic is sent from the ISP to autonomous system 64512， the traffic will be forwarded toSanJose1 because of the lower MED value of SanJose1

A . Switch A - Fa0/0 B . Switch A - Fa0/1 C . Switch B - Fa0/0 D . Switch B - Fa0/1 E . Switch C - Fa0/0 F . Switch C - Fa0/1

A . It tells the router or switch to try establish an SSH connection first and if that fail to use telnet. B . It configures a cisco network device to use the SSH protocol on incoming communications via the virtual terminal ports. C . It allows seven failed login attempts before the VTY lines are temporarily shutdown. D . It configures the virtual terminal lines with the password 030752180500. E . It configures SSH globally for all logins.

A . enabling modular QoS over Frame Relay B . enabling Real-Time Transport Protocol （RTP） header compression C . enabling distributed compressed Transmission Control Protocol D . enabling latency and jitter reduction for Transmission Control traffic E . enabling TCP header compressio

A . A .A level 5 password is not set B . The vty password is missing C . The console password is missing D . An ACL is blocking Telnet acce

A . The IP address for Server A is a broadcast address. B . The IP address for Workstation B is a subnet address. C . The gateway for Workstation B is not on the same subnet. D . The gateway for Server A is not on the same subnet.

A .  The transmitted signal from the AP arrives at the client at slightly different times resulting in  phase shifting. B .  If signal 2 is close to 360 degrees out of phase with signal 1， the result is essentially zerosignal  or a dead spot in the WLAN. C .  Multipath interference is less of an issue when using a DSSS technology because multipath is  frequency selective. D .  If signal 1 is in phase with signal 2， the result is essentially zerosignal or a dead spot in the  WLAN. E .  Multipath interference is solved by using dual antennas.

A .  UDLD  （UniDirectional Link Detection） B .  spanning-tree loopguard C .  VTP mode transparent D .  switchport mode desirable

A . The IP address for Server A is a broadcast address. B . The IP address for Workstation B is a subnet address. C . The gateway for Workstation B is not on the same subnet. D . The gateway for Server A is not on the same subnet.

A .  spanning-tree misconfiguration B .  speed mismatch configuration C .  cabling problem D .  configuration problem

<img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/28e0d71a8ccd751c5a7f9c6a7dba7abf.jpg' /> A. The default administrative distance has been changed. B. IS - IS is not enabled. C. Three physical interfaces are taking part in integrated IS - IS. D. IS - IS is not redistributing any oth er routing protocols. E. There are two neighboring routers sending IS - IS routing information. F. Address summarization is configured.

<img src='https://img2.soutiyun.com/ask/uploadfile/2019-03-27/7d97864996209a34c87d227a35adff83.png' /> A. The router will rebroadcast any DHCP requests received by this interface out to all interfaces included in the ip helper - address commands. B. The router will rebroadcast any UDP broadcasts received by this interface out to all interfaces included in the ip helper - address commands. C. The router will unicast any DHCP requests received by this interface out to all addresses included in the ip helper - address commands. D. This configuration will not do anything because the ip helper - address command needs to also be applied to the 192.168.23.1 IP address.

Refer to the exhibit. All routers have Protocol Independent Multicast (PIM) enabled interfaces. On the basis of the configuration provided on routers R1 and R2, which router will take on the func tion of rendezvous point (RP) for the multicast network？ （） <img src='https://img2.soutiyun.com/shangxueba/ask/64284001-64287000/64286717/51a2c983ef58d8ddaf77650bc0427e04.jpg' /> A. both routers R1 and R2 B. router R1 C. router R2 D. none of the routers since they are not configured with static RP

<img src='https://img2.soutiyun.com/shangxueba/ask/64308001-64311000/64308470/76e6facffcf5f1271b76bfe3c5a96843.jpg' /> A. Router RTA is the BDR B. Router RTA is directly connected to interface 192.168.45.1 C. Neighbor 192.168.45.1 has changed its OSPF priority number D. Router RTA and neighbor 192.168.45.2 are exchanging OSPF LSAs

A．RouterAisthemastervirtualrouter，andRouterBisthebackupvirtualrouter．WhenRouterAfails，RouterBwillbecomethemastervirtualrouter．WhenRouterArecovers，RouterBwillmaintaintheroleofmastervirtualrouter． B．RouterAisthemastervirtualrouter，andRouterBisthebackupvirtualrouter．WhenRouterAfails，RouterBwillbecomethemastervirtualrouter．WhenRouterArecovers，itwillregainthemastervirtualrouterrol E． C．RouterBisthemastervirtualrouter，andRouterAisthebackupvirtualrouter．WhenRouterBfails，RouterAwillbecomethemastervirtualrouter．WhenRouterBrecovers，RouterAwillmaintaintheroleofmastervirtualrouter． D．RouterBisthemastervirtualrouter，andRouterAisthebackupvirtualrouter．WhenRouterBfails，RouterAwillbecomethemastervirtualrouter．WhenRouterBrecovers，itwillregainthemastervirtualrouterrol E．