Which command will display EIGRP packets sent and received, as well as statistics on hello packets, updates, queries, replies, and acknowledgments?()A. debug eigrp packetsB. show ip eigrp trafficC. debug ip eigrpD. show ip eigrp interfaces

第1题：

第2题：

Which three statements about the EIGRP routing protocol are true?（）

• A、EIGRP supports five generic packet types, including hello, database description (DBD), link state request (LSR), link - state update (LSU), and LSAck.
• B、EIGRP sends periodic hello packets to the multicast IP address 224.0.0.10.
• C、EIGRP will not form a neighbor relationship with another peer when their K values are mismatched.
• D、EIGRP sends periodic hello packets to the multicast IP address 224.0.0.9.
• E、E IGRP will form a neighbor relationship with another peer even when their K values are mismatched.
• F、EIGRP supports five generic packet types, including hello, update, query, reply, and ACK packets.

第3题：

What is the purpose of this command? ip route 0.0.0.0 0.0.0.0 serial0/0（）

• 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.

第4题：

What is the result of issuing the frame-relay map ip 192.168.1.2 202 broadcast command?（）

• A、defines the source IP address that is used in all broadcast packets on DLCI 202
• B、defines the DLCI that is used for all packets that are sent to the 192.168.1.2 IP address
• C、defines the destination IP address that is used in all broadcast packets on DLCI 202
• D、defines the DLCI on which packets from the 192.168.1.2 IP address are received

第5题：

In EIGRP, what kind of route information is stored in RAM and maintained by way of hello packets and update packets?（）

• A、Neighbor Table
• B、SRF Table
• C、RTP Table
• D、Topology Table
• E、Query Table
• F、Dual Table

第6题：

When troubleshooting an EIGRP connectivity problem, you notice that two connected EIGRP routers are not becoming EIGRP neighbors. A ping between the two routers was successful.What is the next thing that should be checked?（）

• A、Verify that the EIGRP hello and hold timers match exactly.
• B、Verify that EIGRP broadcast packets are not being dropped between the two routers with the show ip EIGRP peer command.
• C、Verify that EIGRP broadcast packets are not being dropped between the two routers with the show ip EIGRP traffic command.
• D、Verify that EIGRP is enabled for the appropriate networks on the local and neighboring router.

第7题：

What is the result of issuing the frame-relay map ip 192.168.1.2 202 broadcast command?（）

• A、defines the source IP address that i s used in all broadcast packets on DLCI 202
• B、defines the DLCI that is used for all packets that are sent to the 192.168.1.2 IP address
• C、defines the destination IP address that is used in all broadcast packets on DLCI 202
• D、defines the DLCI on which packets from the 192.168.1.2 IP address are received

第8题：

第9题：

第10题：

第11题：

第12题：

第13题：

Which table of EIGRP route information are held in RAM and maintained through the use of hello and update packets?（）

• A、Neighbor table
• B、SPF table
• C、RTP table
• D、Topology table
• E、Query table
• F、DUAL table

第14题：

In EIGRP, what kind of route information is stored in the RAM of the router and maintained by way of hello packets and update packets?（）

• A、Neighbor Table
• B、SRF Table
• C、RTP Table
• D、Topology Table
• E、Query Table
• F、Dual Table

第15题：

Which CLI command ensures that RADIUS packets are being sent to and received from the RADIUS server?（）

• A、show radius
• B、show aaa domain-map
• C、show aaa statistics
• D、show radius authentication server

第16题：

What kind of information does a router running a link-state routing protocol need to create and maintain its topological database?（）

• A、LSAs from other routers
• B、Beacons received on point-to-point links
• C、hello packets
• D、Routing tables received from neighbors
• E、SAP packets sent by other routers
• F、TTL packets from exclusive routers

第17题：

Which three route filtering statements are true?（）

• A、After the router ospf 10  and passive - interface s0/0 commands have been issued , the s0/0 interface will not send any OSPF updates, but will receive routing updates on that interface
• B、When you use the passive - interface command with RIPv2, multicasts are sent out the specified interface
• C、After the router rip and passive -interface s0/0 commands have been issued, the s0/0 interface will not send any RIP updates, but will receive routing updates on that interface
• D、When you use the passive - interface command with EIGRP, hel lo messages are not sent out the specified interface
• E、After the router eigrp 10 and passive - interface s0/0 commands have been issued, the s0/0 interface will not send any EIGRP updates, but will receive routing updates on that interface
• F、When you use the passive - interface command with OSPF, hello messages are not sent out the specified interface

第18题：

Which two statements about MPLS Label Distribution Protocol （LDP） are true？ （）

• A、LDP hello packets are sent to TCP 646.
• B、LDP session packets are sent to TCP 646.
• C、LDP session packets are sent to TCP 711.
• D、LDP hello packets are sent to TCP 711.
• E、LDP hello packets are sent to UDP 711.
• F、LDP hello packets are sent to UDP 646.

第19题：

What two statistics appear in show frame-relay map output?（）

• A、The number of FECN packets that are received by the router
• B、The number of BECN packets that are received by the router
• C、The ip address of the local router
• D、The value of the local DLCI
• E、The status of the PVC that is configured on the router

第20题：

第21题：

第22题：

第23题：