TAILIEUCHUNG - CCNA 1 and 2 Companion Guide, Revised (Cisco Networking Academy Program) part 60

Cisco Networking Academy Program CCNA 1 and 2 Companion Guide, Revised part 60 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 559 Tuesday May 20 2003 2 53 PM Router Boot Sequence and Setup Mode 559 Example 11-5 Prompts for Global Parameters at the Console Continued Do you want to configure Seriall interface yes n The following configuration command script was created hostname Cisco enable secret 5 1 37Kq vA6UckClKEBzOIWGIF54U enable password lumberjacks line vty 0 4 password wildcats no snmp-server I no bridge 1 ip routing I interface EthernetO ip address I --- output omitted --- Lab Activity Router Configuration Using Setup In this lab you use the System Configuration Dialogue setup to establish some of the basic router configuration parameters. Router LED Indicators Cisco routers use light-emitting diode LED indicators to provide status information. Depending on the Cisco router model the LED indicators vary. The upper LED on the daughter card indicates the activity on serial 1 port on the daughter card. The lower LED on the daughter card indicates the activity of the WAN or BRI port. Figures 11-2 and 11-3 illustrate the router LED indicators. Page 560 Tuesday May 20 2003 2 53 PM 560 Chapter 11 Router Fundamentals Figure 11-2 2500 Series Router LED Indicators Port 60-Pin DSub Figure 11-3 1721 Series Router LED Indicators WIC 2 OK WIC Interface LAN Interface The LEDs on the interface indicate the activity of the corresponding interface. If the LED is not on when the interface is active and the interface is correctly connected this might indicate a problem. If an interface is extremely busy its LED is always on. The green OK LED on the bottom of both WAN interface cards comes on after the system initializes correctly. Initial Router Boot-Up Output Each time a router is powered on it goes through the following boot sequence 1. The router goes through POST diagnostics to verify basic operation of the CPU memory and interfaces. Page 561 Tuesday May 20 2003 2 53 PM Router Boot Sequence and Setup Mode 561 2. To verify that the system .

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