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Lab objectives:
1: understand how to use the ciscopacket tracer Simulator
2: Master common configuration commands for Cisco devices
Tutorial steps:
1: Use a Cisco switch or
[Lab environment]
Cisco Packet Tracer 5.3.2
[PURPOSE]
I will not describe the basic commands of Cisco IOS too much. I will focus on some common Cisco IOS skills to improve the efficiency of subsequent experiments.
[Experiment topology]
Lab procedure]
1. Configure the
[Lab environment]
GNS3 (Because Packet Tracer does not support DHCP-related commands, the GNS3 Simulator Based on the cisco ios image file can also be used on a real machine)
[PURPOSE]
Exercise configuring the DHCP service on a Cisco router to automatically allocate IP addresses
[Experiment topology]
Tags: Cisco CCNA router Password managementfor device security, the device administrator typically sets the user name and password for the device. Here's how to configure 3 passwords, with emphasis in the middle.Username Test password Cisco//This is to set up a layer of accounts and passwordsEnable password 123// This
Cisco CCNA Chapter 4 answers in the second semester, Cisco ccna second semester
1.
2. All the routers running the Distance Vector Routing Protocol have disconnected all power supplies (including spare batteries ). What happens when these routers are reloaded?
They share all r
Cisco CCNA Chapter 6 answers for the third semester, Cisco ccna for the third semester
1.
2.
3.
4. During the implementation of inter-VLAN routing, what are the important considerations when configuring the sub-interface of the
Cisco CCNA Chapter 2 answers for the third semester, Cisco ccna for the third semester
1. Which command line interface (CLI) mode allows users to configure switch parameters such as host name and password?
User Execution Mode
Privileged Execution Mode
Global Configuratio
configuration.Part 1:build the Network and Configure Basic Device SettingsStep 1:cable the network as shown in the topology.Step 2:initialize and reload the router and switches.Step 3:configure Basic Settings for R1.
Disable DNS Lookup
Assign the device name.
Assign the class as the privileged EXEC mode encrypted password.
Assign The Cisco as the console and Vty line password and enabl
i am the 51CTO lecturer Kanhaijiang, at the Institute 11.11( People's IT Learning Festival) Come on the occasion, and everyone to share my CCNA customs clearance experience. The text is coming ~ ~ ~in writing this title, I seem to have returned to the original to learn Cisco Qizaotanhei, but a fun time. Obviously, I am definitely not a network genius, no extraordinary talent, even at that time even a comput
[Lab environment]
Cisco Packet Tracer 5.3.2
[PURPOSE]
Exercise the use of the ip default-network command to declare the default route in the network routing protocol.
[Experiment topology]
[Lab description]
Vrogw GW and ISP refer to the default route to simulate the network between the gateway and the carrier. The VPN protocol is only deployed in the network.
T
[Lab environment]
Cisco Packet Tracer 5.3.2
[PURPOSE]
Simulate IOS damage on a Cisco device and practice how to fix IOS in ROM Monitor mode
[Experiment topology]
Lab procedure]
1. Connect the device according to the topology:
Cisco devices do not matter whether they use vswi
[Lab environment]
Cisco Packet Tracer 5.3.2
[PURPOSE]
Do not describe the basic commands of Cisco IOS too much. Focus on learning Common Cisco IOS skills to improve the efficiency of subsequent experiments.
[Experiment topology]
Lab procedure]
1. Connect the device to the v
CCNA Study Notes (ii)--Initial knowledge of Cisco devicesIn the previous chapter we recognized the fundamentals of networking, and now we are formally exposed to Cisco devices.1, first we first understand the main components of a Cisco device:ROM (read-only memory): mainly save the post software, save the
efficiency of the router configuration, in the Cisco Device command can be abbreviated "typing the first few letters of the command, when the first few letters of the command press the tab can be filled, or directly enter can also execute the command". )Note: Write is the Save command, and this command executes in privileged mode. In other modes (not available in user mode), you can add do enforcement befo
.---------------------------------------------------------------, the commands for setting the clock frequency and enabling the serial interface are:Router (config) #interface Serial 0/0/0Router (config-if) #clock rate 56000Router (config-if) #no shutdown---------------------------------------------------------------Once you have changed your router configuration, remember to use the show command to verify the accuracy of your changes, and then save t
Tags: cisco CCNA eigrpEIGRPin order to enhance the internal Gateway routing protocol, it can also be called the enhanced Internal Gateway routing protocol. EIGRPcombining the link state and the distance vector type routing protocolCiscoproprietary protocol using a dispersion correction algorithm (DUAL) for fast convergence, you can reduce the bandwidth footprint by not sending periodic routing update inform
control. 2, the message carries the mask information, supports the route aggregation and the CIDR(classless inter-domain Routing, the non-class inter-domain route). 3, support to specify the next hop, on the broadcast network can choose to the best next-hop address. 4, support multicast routing to send update messages, reduce resource consumption. 5,support the verification of protocol messages, and provide clear-text verification and MD5 verification of two ways to enhance security. Note: RIP-
Tags: Cisco CCNA device Basic Configuration1. Define a host name for the routerrouter>enable \ \ Enter Privileged modeRouter#configure terminal \ \ Enter global configuration modeRouter (config) #hostname R1 \ \ Change the router nameR1 (config) #The default router name is "Router
Tags: cisco CCNA VLANVLANthe Chinese name is"Virtual local Area network". is a set of logical devices and users, these devices and users are not subject to physical location constraints, can be based on functions, departments and applications and other factors to organize them, communication with each other as if they are in the same network segment, hence the name of the virtual local area network. VLANwor
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