单选题In the Cisco IOS, what is the definition of a global command?（）A A command that can be entered in any configuration mode.B A command that supports all protocols.C A command that is implemented in all IOS versions.D A command that is set once and affect

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单选题

In the Cisco IOS, what is the definition of a global command?（）

A command that can be entered in any configuration mode.

A command that supports all protocols.

A command that is implemented in all IOS versions.

A command that is set once and affects the entire router.

A command that is available in every release of IOS.

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单选题After making some network changes you power off and then power on your Cisco router. What sequence of events occurs when a router is powered up?（）A Perform POST, locate configuration statements, apply configuration statements, locate Cisco IOS software, and load Cisco IOS software.B Locate Cisco IOS software, load Cisco IOS software, locate configuration statements, apply configuration statements, and perform POST.C Test software routines, POST, load configuration files, load Cisco IOS software, test Cisco IOS software.D POST, locate Cisco IOS software, load the Cisco IOS software, locate configuration statements, and apply configuration statements.E Load and test IOS, load configuration files, test software routines, POST.

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单选题What is the function of the Cisco IOS command ip nat inside source static 10.1.1.5 172.35.16.5（）。A It creates a global address pool for all outside NAT transactionsB It establishes a dynamic address pool for an inside static addressC It creates dynamic source translations for all inside local PAT transactionsD It creates a one-to-one mapping between an inside local address and an inside global addressE It maps one inside source address to a range of outside global addresses

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多选题What are two requirements to perform a warm Cisco IOS upgrade on a Cisco ISR router? （）(Choose two.)Aat least one enabled Ethernet interfaceBCisco IOS version 12.3(2)T or greaterCenough memory to decompress the new Cisco IOS imageDinternal flash memory equaling two times the space required for the current Cisco IOS image

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第4题

单选题Which result is of securing the Cisco IOS image by use of the Cisco IOS image resilience feature？（）A The Cisco IOS image file will not be visible in the output from the show flash command.B The show version command will not show the Cisco IOS image file location.C When the router boots up， the Cisco IOS image will be loaded from a secured FTP location.D The running Cisco IOS image will be encrypted and then automatically backed up to a TFTP server.

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第5题

单选题What is a global command?（）A a command that is set once and affects the entire routerB a command that is implemented in all foreign and domestic IOS versionsC a command that is universal in application and supports all protocolsD a command that is available in every release of IOS, regardless of the version or deployment statusE a command that can be entered in any configuration mode

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单选题What method in a Cisco IOS router can confirm that packets marked for a particular QoS marking are being matched?（）A Issue a show policy-map interface command. B Assuming Netflow is enabled, issue a show ip cache verbose flow command.C Issue a show crypto ipsec session command.D Issue a debug qos set command and a terminal monitor command.

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In the Cisco IOS, what is the definition of a global command

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