TAILIEUCHUNG - CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 61

Cisco Networking Academy Program CCNA 1 and 2 Companion Guide, Revised part 61 is the Cisco approved textbook to use alongside version of the Cisco Networking Academy Program CCNA 1 and CCNA 2 web-based courses. The topics covered provide you with the necessary knowledge to begin your preparation for the CCNA certification exam (640-801, or 640-821 and 640-811) and to enter the field of network administration. | Page 569 Tuesday May 20 2003 2 53 PM Logging into the Router 569 Example 11-11 Privileged EXEC Mode Commands Continued debug Debugging functions see also undebug1 delete Delete a file dir List files on a filesystem disable Turn off privileged commands disconnect Disconnect an existing network connection elog Event-logging control commands enable Turn on privileged commands erase Erase a filesystem exit Exit from the EXEC help Description of the interactive help system --More-- Screen output varies depending on Cisco IOS Software level and router configuration. Router Help Functions Suppose that a user wants to set the router clock. If the necessary command is not known that user can use the help function to check the syntax for setting the clock. The following exercise illustrates one of the many uses of the help function. The task is to set the router clock. Assuming that the command is not known proceed using the following steps Step 1 Use to find the command for setting the clock. The help output shows that the clock command is required. Step 2 Check the syntax for changing the time. Step 3 Enter the current time by using hours minutes and seconds as shown. The system indicates that additional information needs to be provided to complete the command. The help output in Example 11-12 shows that the set keyword is required. Example 11-12 Clock set Keyword Cisco clok Translating clok .domain server Unknown command or computer name or unable to find computer address continues Page 570 Tuesday May 20 2003 2 53 PM 570 Chapter 11 Router Fundamentals Example 11-12 Clock set Keyword Continued Cisco cl clear clock Cisco clock Incomplete command. Cisco clock set Set the time and date Cisco clock set Incomplete command. Cisco clock set hh mm ss Current Time Step 4 Check the syntax for entering the time and enter the current time using hours minutes and seconds. As shown in Example 11-13 the system again indicates that additional .

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