how to reset cisco router password

The user checks network security and requires SSH logon to the core device. Previously, the device used Telnet logon, and the user name and password are transmitted in plaintext, which does not meet the security check requirements. In fact, the SSH login configuration is very simple, mainly divided into the following steps: 1. Configure the Domain Name Sd_core_r7600 (config) # IP domain-name sdcore 2. generate an SSH key Sd_core_r7600 (config) # crypt

for Cisco's enterprise-class routers and switch products, regular debugging, familiar with the operation of the product principles and business processes. This will be easy to deal with when you encounter the Internet and data failure. The following small series to you recommend the router debugging simple steps: 1. Use the Cisco router Debug cable to connect th

Cisco routers are widely used in network interconnection, among which the 2500 series routers are used in a large number of low-end users. So what if you accidentally forget the Super User password for the 2500-series Router? Do not be afraid, as long as you follow the following methods can be restored: Preparation: A microcomputer runs the terminal emulator (ca

, dynamic address translation, and multiplexing dynamic address translation. The following example uses a Cisco router.1. Static address translationStatic address translation performs one-to-one conversion between the internal local address and the internal legal address, and specifies the legal address to which the conversion is required. If there are WWW servers or FTP servers in the internal network that

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 $

Router#show Run Building configuration ... Current configuration:1115 bytes ! Version 12.2 Service Timestamps Debug Uptime Service Timestamps Log uptime No service password-encryption Hostname Router ! No logging on Enable Secret 5 $1$OYEO$B.DP73YBQILQNQSUV/WMX1 ! IP Subnet-zero ! ! ! VPDN Enable ! Vpdn-group 1 Request-dialin-----request-diali

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 k

1, start the router, during the startup process, press and hold the "Ctrl+break" key. The system then enters the disaster recovery mode with the prompt: Rommon 1 > 2, modify the register value of 0x2142 Rommon 2 >confreg 0x2142 3, restart the router, after reboot due to no longer read the NVRAM in the configuration file Rommon 3 >reset 3, into the privilege

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-

contract. Of course, Laravel's own App\user model has implemented the interface and uses Illuminate\auth\passwords\canresetpassword trait to contain the methods needed to implement the interface. Generate a Reset token table migration Next, the table used to store the password reset token must be created, and Laravel has already migrated the table, which is sto

How to configure remote logon for a Cisco router IP Address Configure the vro IP Address Run the command ip address x. x to configure the ip address. The command is as follows:Router2800> enable (in privileged Mode)Router2800 # configure termial (entering global configuration mode)Router2800 (config) # int f0/1 (enter Interface Configuration Mode)Router2800 (config-if) # ip address 192.168.0.1 255.255.255

. The internal local addresses 10.1.1.2, 10.1.1.3, and 10.1.1.4 use static address conversion. The valid internal addresses are respectively 192.1.1.2, 192.1.1.3, and 192.1.1.4. 　　 Vro2501 Configuration: 　　 Current configuration: 　　 Version 11.3: 　　 No service password-encryption 　　 Hostname 2501 　　 Ip nat inside source static 10.1.1.2 192.1.1.2 　　 Ip nat inside source static 10.1.1.3 192.1.1.3 　　 Ip nat inside source static 10.1.1.4 192.1.1.4 　　 Inte

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

Cisco router is one of the widely used computer network communication devices. In daily operation, the router plays an important role in the whole system, and it is unavoidable to operate it frequently. For example: Modify router configuration files, diagnose network failures, and so on. Once the

R1 (config) #int s1/0R1 (config-if) #ip address 192.168.1.1 255.255.255.0R1 (config-if) #clock rate 64000 Set clock frequencyR1 (config-if) #no shutdownR1 (config-if) #encapsulation PPP-enabled PPP authenticationR1 (config-if) #ppp pap sent-username R2 password Cisco authenticated user and passwordR2 (config) #username R2 password CiscoR2 (config) #int s1/0R2 (co

token table migration Next, the table used to store the password reset token must be created, and Laravel has already migrated the table, which is stored in the Database/migrations directory. So all you have to do is run the migration: PHP Artisan Migrate This table is password_resets: Routing The Laravel comes with the Auth\forgotpasswordcontroller and Auth\resetpasswordcontroller controllers (these two

whether you have loaded an IPSec IOS image that supports SSH. In our example, we will use the Cisco IOS command. Run the following command:Router> Show flashThis command displays the name of the loaded IOS image. You can use the result to compare the list of supported features of your supplier.After you verify that your device supports SSH, make sure that the device has a host name and a correctly configured host domain, as shown below:Router> config

, Laravel's own App\user model has implemented the interface and uses Illuminate\auth\passwords\canresetpassword trait to contain the methods needed to implement the interface. Generate a Reset token table migration Next, the table used to store the password reset token must be created, and Laravel has already migrated the table, which is stored in the Database/m

EnConf tHostname Cisco3800Interface Loopback0IP address 6.6.6.6 255.255.255.0Interface fastethernet0/0Description WANIP address 119.200.27.50 255.255.255.252IP Nat ousideInterface FASTETHERNET0/1Description LANIP address 192.168.6.1 255.255.255.0IP nat InsideIP Route 0.0.0.0 0.0.0.0 113.200.27.49 Telecom Unicom Next hopIP Route 192.168.3.0 255.255.255.0 192.168.6.2IP Route 192.168.4.0 255.255.255.0 192.168.6.2IP nat Pool www 119.200.27.50 119.200.27.55 netmask 255.255.255.252IP nat inside source

Application (ACL) of the access control list of cisco router Integrated Experiment ii ip Address Configuration on each device, steps ======================================================== ========================================================== ======================================= Configure route R1: (config) # ip route 0.0.0.0 0.0.0.0 192.168.1.254 route www.2cto.com R2: (config) # ip route 0.0.0.0