The CISCO router performs a bridge on the instance router # sh ru Building configuration... www.2cto.com Current configuration :! Version 12.1 service timestamps debug uptime service timestamps log uptime no service password-encryption! Hostname router! Enable secret 5 $1 $ BE0q $ hj. WBtIBYppMX3zyfaPbR1!!!!! Memory-si
://s3.51cto.com/wyfs02/M01/5B/98/wKiom1UNHE_jd_NWAAMEKi3zMRY964.jpg "width=" 536 "height=" 351 "alt=" Wkiom1unhe_jd_nwaameki3zmry964.jpg "/>3. Backing up the configuration fileConfiguration command:Router (config-if) #ip address 192.168.1.2 255.255.255.0! Set the interface IP addressRouter#write memory! Save Running-config to Startup-configRouter#copy Running-config TFTP Save addressAddress or name of remote []?192.168.1.1 saved host IPDestination filename [
First, the experimental topologySecond, the specific configurationRouter (config) #do sh runbuilding configuration ... Current configuration:604 bytes!version 12.4no service Timestamps log datetime MSECNO service timestamps debug datetime MSECNO Service Password-encryption!hostname router!ip dhcp excluded-address 192.168.1.1!IP DHCP Pool ABCNetwork 192.168.1.0 255.255.255.0Default-router 192.168.1.1Dns-serv
(' apiversion ')). PRIMARYENDPOINTS.BLOB)] " } } } } ]}Iii. creating a Cisco CSR Virtual machine from a template1. Sign in to Azure China portal2. Search for template in newClick Template Deployment, as shown. It is important to note that this feature must be available in the English language version at this time.3. Import TemplateUpload the JSON template you just made.4. Fill in the appropriate parametersAccording to the act
Implementation of ADSL access using the cisco 2500 router Description: This case is Beijing Telecom's adsl PPPoE access. A common adsl modem and a cisco 2500 router (dual Ethernet port) are required, and IOS 12.2 (15) t, can achieve LAN Internet sharing. in this case, the configuration is divided into seven steps: www.
server has a set callback, the server dials back the phone number that has been set up or asks the user to choose the callback. below is the specific configuration: ------------------------- Access#show Run Building configuration ... current configuration:1833 bytes !version 12.2 No parser cache No service single-slot-reload-enable Service Timestamps Debug uptime Service Timestamps log uptime No service password-encryption !hostname Access ! Access server with Name No logging rate-
NAT configuration on a CISCO router is in full swing and causes the shortage of IP addresses. to alleviate this problem, an important application is NAT (Network Address Translation ), it is widely used. Through address translation, NAT enables enterprises to access the Internet by using only a small number of valid IP addresses on the internet, effectively alleviating address insufficiency, at the same tim
Configure PPPoE for connecting a CISCO router to an ADSL modem using the Cisco router: hostname bjsite! Ip subnet-zero no ip domain-lookup! Vpdn enable no vpdn logging! Vpdn-group 1 request-dialin protocol pppoe! Interface Ethernet0/0 ip address 192.168.0.1 255.255.255.0 ip nat inside no ip mroute-cache!!!! Interface E
In recent years, the computer network, especially the Internet development is very rapid, ATM and IP over DWDM technology development so that the network transmission bandwidth quickly increased. While the development of network security and management technology is relatively lagging behind, although the voice of network security is high, but really fall to actually few. It is often believed that increasing the security mechanism of the enterprise network requires the addition of firewalls, aut
that needs to be mapped to the Internet for access by others.
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The specific requirements are as follows:1. Only Internet users are allowed to ping the server and log on to the server through SSH;2. Only Intranet users are allowed to ping the server and log on to the server through telnet;3. Intranet users can access the Internet freely;4. The server cannot access the Internet.Step
Cisco router reset enable password tutorial, ciscoenable
Steps:
1. Restart the vro and press ctrl + Breack when ROM Monitor mode appears on the vro to enter ROM mode, for example:
2. Modify the vro register value, change the original register value 0x2102 to 0x2124, and then run the reset command to restart the device, for example:
3. After the password is changed, the value of the drop register in
Preparation: A PC with a TFTP server, a router with iOS, and a cable connectionSet the router interface and the IP address of the computer card on the same network segment, and can ping each other.1 , install Cisco TFTP Server2 , set the TFTP log path and file storage pathNote: During the entire download process, TFTP server cannot shut down3 , Configure the IP o
Tags: Cisco router forgot enable passwordSteps:1. Restart the router that appears on the router ROM Monitor mode, press "Ctrl+breack" Key to enter ROM mode, such as:650) this.width=650; "title=" capture. PNG "style=" float:left; "alt=" Wkiol1nkiftr_sdkaaa1fp9kntk338.png-wh_50 "src=" https://s4.51cto.com/wyfs02/M00/A7
customized within a Network as needed without application. In the network, computers communicate through internal IP addresses. When the internal computer needs to communicate with the external internet, the device with the NAT Function (such as a router) converts an internal IP address to a valid IP address (that is, the requested IP address) for communication.
2. NAT application environment
Scenario 1: an enterprise does not want external n
Update the public ip address of the Cisco router. First, confirm how your network is going. Here we will talk about the configuration based on our network: first, remove the default route no ip route 0.0.0.0 0.0.0.0 xxx. xxx. xxx. xxx adds the new default route www.2cto.com ip route 0.0.0.0 0.0.0.0 xxx. xxx. xxx. xxx then remove the ACL to overwrite the no ip nat inside source list 1 pool BJ. RK overload re
Cisco router nat translation 1. One-to-one correspondence between the internal address and the egress address disadvantages: When the egress address resources are scarce, only a small number of hosts can be connected to the internet. 2. The internal address shares the egress address. The router uses the egress address and port number, as well as the external host
There are too many Qos information on the Cisco Router Traffic Control instance, but many of them are not practical. I have talked about a lot of theories. The following are the configurations on the routers of a subsidiary for your reference. In fact, as long as you understand the meaning of NBAR, CBWFQ, and WRED, traffic control can be configured as needed. Www.2cto.com Description: A subsidiary uses a 2
When we use Telnet to log on to the device, the user name and password are transmitted in clear text, in order to ensure the security of the data, we recommend the use of SSH login device. The following is the configuration of the Cisco router SSH:1. Configuring hostname and Domain-nameR1 (config) #hostname R1R1 (config) #ip domain-name frame.com2. Generate the key, here is the 1024-bit key, the key length
The port Mapping method enables access to specific port services from the Internet to the local area network internal machines. For example, the machine you are using is in a LAN connected to the Internet, all the services you open on the machine (such as FTP), by default, the outside world can not access. This is because your IP is the LAN internal IP, and the outside can access only the server you are connected to the IP, because the entire LAN on the Internet only a real IP address, and this
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