网友您好， 请在下方输入框内输入要搜索的题目：
题目内容
（请给出正确答案）
多选题
When you execute the "ip helper-address" command on a router， which three UDP ports getenabled automatically by default？（）
A
53（DNS）
B
69（TFTP）
C
515（LPR）
D
161（SNMP）
E
49（TACACS）
参考答案
参考解析
解析：
暂无解析
更多 “多选题When you execute the "ip helper-address" command on a router， which three UDP ports getenabled automatically by default？（）A53（DNS）B69（TFTP）C515（LPR）D161（SNMP）E49（TACACS）” 相关考题
考题
You are trying to recover from a corrupted flash.Which configuration command configures an IP address of 192.168.1.1／24 on the SRP management interface when the ERX1400 router is at the boot prompt?()
A.AB.BC.CD.D
考题
You are troubleshooting a WAN connection for TestKing, and on the router you execute the, debug ppp authentication command, and view the following output:What kind of handshake was used for the PPP authentication?（）A. one-wayB. two-wayC. three-wayD. No handshakes required during authenticationE. None of the above
考题
While logged into a router, you wish to see the RIP routing updates in real time as they are sent and received. Which command would you issue to see these updates?()
A. Show ip protocolsB. Show ip route ripC. Debug ip ripD. Debug ip updatesE. Debug ip transactions
考题
After executing the "show host" command, which of the information below would you see?()
A. The IP addresses of workstations allowed gain access to the router via an access listB. Permanent name-to-address mappings created using the ip host command.C. Temporary and permanent DNS entries.D. The names of the routers created using the hostname command.E. The length of time of users logged into the router, as well as the duration
考题
Which three statements are true about EIGRP route summarization?()
A.When manual summarization is configured, the router immediately creates a route that points to null0 interfaceB.Manual route summarization is configured in router configuration mode when the router is configured for EIGRP routingC.Manual route summarization is configured on the interfaceD.The ip summary - address eigrp command generates a default route with an administrative distance of 5E.When manual summarization is configured, the summary route will use the metric of the largest specific metric of the summary routesF.The ip summary - address eigrp command generates a default route with an administrative distance of 90
考题
When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?()
A.show ip access-listB.show access-listC.list ip interfaceD.show interfaceE.show ip interface
考题
You work as a technician at TestKing. You are configuring a Cisco router. You want to configure the IP address on an interface.Which command should you use?（）A、router(config-if)#ip address 142.8.2.1 subnet mask 255.255.252.0B、router(config-if)#142.8.2.1 0.0.3.255C、router(config-if)#ip address 142.8.2.1 255.255.252.0D、router(config-if)#142.8.2.1 subnet mask 255.255.252.0E、router(config-if)#ip address 142.8.2.1 0.0.3.255F、router(config-if)#ip address 142.8.2.1 subnet mask /22
考题
When you execute the "ip helper-address" command on a router， which three UDP ports getenabled automatically by default？（）A、53（DNS）B、69（TFTP）C、515（LPR）D、161（SNMP）E、49（TACACS）
考题
Which statement about the ip classless router command is true?（）A、The ip classless command is enabled by default in recent versions of IOS.B、The ip classless command should only be enabled when static routing is being used instead of a routing protocol.C、The ip classless command should be enabled by the network administrator whenever RIPv1 or IGRP is being used.D、The ip classless command should be enabled by the network administrator whenever OSPF, RIPv2, or EIGRP is being used.
考题
Which three statements are true about EIGRP route summarization?（）A、When manual summarization is configured, the router immediately creates a route that points to null0 interfaceB、Manual route summarization is configured in router configuration mode when the router is configured for EIGRP routingC、Manual route summarization is configured on the interfaceD、The ip summary - address eigrp command generates a default route with an administrative distance of 5E、When manual summarization is configured, the summary route will use the metric of the largest specific metric of the summary routesF、The ip summary - address eigrp command generates a default route with an administrative distance of 90
考题
You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）A、show ip linksB、show cdp neighborC、show cdp neighbor detailD、show ip clientsE、show ip routeF、None of the above
考题
OSPF is enabled on router A. You execute the following command on router A and receive theaccompanying output:RouterA#ping 224.0.0.5 repeat1Type escape sequence to abort.Sending 1, 1 00 - byte ICMP Echos to 224.0.0.5, timeout is 2 seconds:Reply to request 0 from 10.100.100.1, 4 ms10.100.100.1 is the IP address of a loopback interface on router A. What can you conclude about router A?（）A、Only the router A loopback interface is parti cipating in the OSPF routing processB、None of the router A interfaces are participating in the OSPF routing processC、Router A is using the loopback interface IP address as its OSPF router IDD、Router A does not have any reachable OSPF neighbors
考题
While logged into a router, you wish to see the RIP routing updates in real time as they are sent and received. Which command would you issue to see these updates?（）A、Show ip protocolsB、Show ip route ripC、Debug ip ripD、Debug ip updatesE、Debug ip transactions
考题
When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?（）A、show ip access-listB、show access-listC、list ip interfaceD、show interfaceE、show ip interface
考题
After executing the "show host" command, which of the information below would you see?（）A、The IP addresses of workstations allowed gain access to the router via an access listB、Permanent name-to-address mappings created using the ip host command.C、Temporary and permanent DNS entries.D、The names of the routers created using the hostname command.E、The length of time of users logged into the router, as well as the duration
考题
RMAN enables you to open the target database when it is already mounted. Which command must you execute at the RMAN prompt to open the database？（）A、’SQL ALTER DATABASE OPEN’；B、SQL ALTER DATABASE ’OPEN’；C、OPEN DATABASE；D、DATABASE OPEN
考题
Your database is running in the ARCHIVELOG mode. You have configured RMAN for backup and recovery operations. You execute the following command from the RMAN prompt： RMAN CONFIGURE CONTROLFILE AUTOBACKUP ON； After executing this command， in which of the following cases will RMAN make an auto-backup of the control file？ （）A、 when you change the name of a datafileB、 when you drop a table from the databaseC、 when you take an export of the databaseD、 when you back up the database using OS utilitiesE、 when you issue an ALTER SYSTEM SWITCH LOGFILE statementF、 when you issue a BACKUP command from inside the RMAN run block
考题
Which statement about using RMAN stored scripts is true?（）A、To create and execute an RMAN stored script, you must use a recovery catalog.B、When executing a stored script and a command fails, the remainder of the script is executed, and a message is written to the alert log file.C、RMAN stored scripts can always be executed against any target database that is registered in the recovery catalog.D、When you execute a stored script, it always executes using the persistent channel settings previously set with the CONFIGURE command.
考题
单选题Which statement about using RMAN stored scripts is true？（）A
To create and execute an RMAN stored script，you must use a recovery catalog.B
When executing a stored script and a command fails，the remainder of the script is executed，and a message is written to the alert log file.C
RMAN stored scripts can always be executed against any target database that is registered in the recovery catalog.D
When you execute a stored script，it always executes using the persistent channel settings previously set with the CONFIGURE command.
考题
单选题While logged into a router, you wish to see the RIP routing updates in real time as they are sent and received. Which command would you issue to see these updates?（）A
Show ip protocolsB
Show ip route ripC
Debug ip ripD
Debug ip updatesE
Debug ip transactions
考题
单选题An employee of ABC company has move to an office on a different floor. Although the administrator is able to telnet to all of the routers,the address of Switch F is needed in order to verify that the employee remains in the same VLAN.Which action could be used by the administrator to find the IP address of Switch F?（）A
Issue the show ip route command on Router AB
Issue the show ip route command on Router BC
Issue the show cdp neighbors command on Router BD
Issue the show cdp neighbors detail command on Router CE
Issue the show arp command on Router AF
Issue the show arp command on Router B
考题
单选题The Testking router is running both RIP and IGRP, and the same route is learned by this router from both of these methods. However, when you issue the command"show ip route" you see only the IGRP route, and not the RIP route. Why is this?（）A
IGRP has a faster update timer.B
IGRP has a lower administrative distance.C
RIP has a higher metric value for that route.D
The IGRP route has fewer hops.E
The RIP path has a routing loop.
考题
单选题OSPF is enabled on router A. You execute the following command on router A and receive theaccompanying output:RouterA#ping 224.0.0.5 repeat1Type escape sequence to abort.Sending 1, 1 00 - byte ICMP Echos to 224.0.0.5, timeout is 2 seconds:Reply to request 0 from 10.100.100.1, 4 ms10.100.100.1 is the IP address of a loopback interface on router A. What can you conclude about router A?（）A
Only the router A loopback interface is parti cipating in the OSPF routing processB
None of the router A interfaces are participating in the OSPF routing processC
Router A is using the loopback interface IP address as its OSPF router IDD
Router A does not have any reachable OSPF neighbors
考题
单选题You are a technician at TestKing. Your assistant applied an IP access control list to Router TK1. You want to check the placement and direction of the access control list.Which command should you use?（）A
show access-listB
show ip access-listC
show ip interfaceD
show interfaceE
show interface list
考题
单选题When you are troubleshooting an ACL issue on a router,which command can help you to verify which interfaces are affected by the ACL?（）A
show ip access-listB
show access-listC
list ip interfaceD
show interfaceE
show ip interface
考题
单选题You are logged into a router and with to view the layer 3 information about your neighboring Cisco routers. What IOS command gives layer 3 information for of the directly connected router interfaces?（）A
show ip linksB
show cdp neighborC
show cdp neighbor detailD
show ip clientsE
show ip routeF
None of the above
考题
单选题In what situation would the command ip helper-address be required？（Choose the best answer.）（）A
Only when there is a duplicate IP address caused by a combination of static and dynamic IPaddress allocationsB
On each router that exists between the client and the serverC
Only when a router separates the client from the serverD
Only if the DHCP sever issues a DHCPNAK to the initial requestE
Only when the client is on the same subnet as the serverF
Only when the DHCP pool is out of IP addresses
热门标签
最新试卷