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【单选题】

Which command must be globally enabled on a Cisco router to support IPv6?（）

A、ip routing ipv6

B、ipv6 unicast - routing

C、ipv6 routing

D、ip classless

E、ipv6 cef

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更多“Which command must be globally enabled on a Cisco router to support IPv6?（）”相关的问题
第1题
[单选题] A fishing vessel is approaching a vessel not under command. Which statement is TRUE? （）

A、The fishing vessel must keep clear of the vessel not under command  B、If the vessel not under command is a power-driven vessel，she must keep clear of the fishing vessel  C、They must exchange whistle signals  D、Both vessels are required to take action to stay clear of each other  

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第2题
[单选题] You issued the following command on the temporary tablespace LMTEMP in your database: SQL>ALTER TABLESPACE lmtemp SHRINK SPACE KEEP 20M; Which requirement must be fulfilled for this command to succeed?（）

A、The tablespace must be locally managed.  B、The tablespace must have only one temp file.  C、The tablespace must be made nondefault and offline.  D、The tablespace can remain as the default but must have no active sort operations.  

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第3题
[单选题] Which statement is true about the command ipv6 ospf 1 area 0?（）

A、It must be issued before the network command to enable the OSPF pr ocess for IPv6.  B、It must be issued after the network command to enable the OSPF process for IPv6.  C、It must be issued in router global configuration mode to enable the OSPF process for IPv6.  D、It must be issued in interface configuration mode to ena ble the OSPF process for IPv6.  

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第4题
[多选题] You plan to execute the following command to perform a Flashback Database operation in your database: SQL> FLASHBACK DATABASE TO TIMESTAMP (SYSDATE -5/24); Which two statements are true about this?（）

A、The database must have multiplexed redo log files  B、The database must be in the MOUNT state to execute the command  C、The database must be in the NOMOUNT state to execute the command  D、The database must be opened in RESTRICTED mode before this operation  E、The database must be opened with the RESETLOGS option after the flashback operation  

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第5题
[单选题] When a new trunk link is configured on an IOS based switch, which VLANs are allowed over the link（）。

A、By default, all defined VLANs are allowed on the trunk.  B、Each single VLAN, or VLAN range, must be specified with the switchport mode command.  C、Each single VLAN, or VLAN range, must be specified with the vtp domain command.  D、Each single VLAN, or VLAN range, must be specified with the vlan database command.  

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第6题
[] When a new trunk link is configured on an IOS based switch, which VLANs are allowed over the link?（）

A、A. By default, all defined VLANs are allowed on the trunk.  B、B. Each single VLAN, or VLAN range, must be specified with the switchport mode command.  C、C. Each single VLAN, or VLAN range, must be specified with the vtp domain command.  D、D. Each single VLAN, or VLAN range, must be specified with the vlan database command.  

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第7题
[单选题] Which command must be run to log a hardware repair entry in the errorlog?（）

A、diag  B、cfgmgr  C、errlog  D、errlogger  

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第8题
[多选题] For a router to successfully redistribute routes between OSPF and EIGRP, which of the following are true?（）

A、The router must have one routing protocol configured, but configuration for both routing protocols is not necessary  B、The router must hav e at least one working link connected to each routing domain  C、The redistribute command must be configured under EIGRP to send the routes to OSPF  D、The redistribute command should be configured under OSPF to take routes from EIGRP into OSPF  

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第9题
[] Given the following MPLS L2 configuration command: mpls-relay 10.1.1.1 4 Which two statements true? （）(Choose two.) Given the following MPLS L2 configuration command: mpls-relay 10.1.1.1 4 Which two statements true? （）(Choose two.)

A、A. This command is applied to the core router facing interface.  B、B. This command is applied to the customer facing interface.  C、C. The 4 is locally significant and identifies the layer 2 circuit.  D、D. The 4 must match exactly on the peer router configuration on the remote end.  

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第10题
[单选题] Which command must be run to log a hardware repair entry in the errorlog？（）

A、diag  B、cfgmgr  C、errlog  D、errlogger  

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