how to reboot cisco router

and enter the rom status. 2) If the Break key has been blocked, you can use the cycle Boot Method to enter the rom status. The method is: after the vro is started, the power supply is turned off and the instance is restarted after 5 seconds, generally, it enters the rom status. This method applies to vrouters such as 7500 and 12000. 3) set the baud rate of the Super Terminal to 1200, data bit 8, parity bit 1, stop bit none. Turn on the router power,

Cisco SDM is a good tool for vro security configuration. It features easy to learn and allows users to easily complete vro settings. Cisco SDM is based on Cisco IOS®An intuitive Web device management tool developed by Software routers. It simplifies router security configurations through smart wizard, allowing customer

password is not encrypted, you can directly use the more nvram: startup-config command to view the password. If the password is encrypted, you can only modify the password. Enter the following command: Router # configure memory Router # configure terminal Router (config) # enable secret 1234 abcd Router (config) # ctr

There are multiple backup technologies for Cisco routers. Here we will introduce the router's own backup technology and line backup technology. Generally, a router is a bridge between a LAN and a wan. The so-called router's own backup technology is designed to solve a router's own hardware (such as memory, CPU) or software IOS fault or local port fault, network breakdown caused by the failure of the port o

If a Cisco Wireless Router is improperly configured, problems such as disconnection and disconnection may occur. It is very important for us to have a deep understanding of the details in Cisco wireless router configuration. Next we will introduce the relevant knowledge in detail. As we all know, wireless signals are t

Cisco routers play a very important role in the routing industry, and there are also a lot of user groups. It is very important to understand some Cisco router security configurations. Currently, most enterprises and departments connect to the Internet. Generally, a router is connected to an ISP. This

When a Cisco router forgets or loses the enable password, there are two ways to recover, depending on which series of routers you are using. The first of these methods This approach restores the following routers: Cisco 2000 series, 2500 series, 3000 series, Cisco 4000 series using the 680x0 Motorola CPU, and 10.0 se

, that is, start directly, so that the password does not work. (3) Reboot the router. (4) After the router starts to enter the privileged mode, executes the CONFIGMEM command, maintains the previous configuration information to be valid. (5) At this time can be normal operation to view the original password, of course, the need to do here is to change the pass

The original Article is from BlackSun. It is translated in sleep hours. This is a very good article and I am very happy to share it with you! Warning: Do not use this to damage the cisco system or access the system illegally. This article is for the purpose of learning. It can only be used for legal actions and cannot damage any system. This article will show you step by step how to use the discovered defects to obtain illegal access. If you break int

(config)# ctrl-z Router # write memory 11. Enter configure terminal at the EXEC prompt to enter the configuration mode. Enter the config-register command to restore the register value recorded in step 2. 12. Press Ctrl-Z to exit the configuration. 13. In privileged mode, run the write memory command to save the configuration and restart reboot. Method 2 This method restores the following vrouters:

Access-enable allows routers to create temporary access list entries in the Dynamic access list Access-group applies access control lists (ACLs) to interfaces Access-list defines a standard IP ACL Access-template manually replace the temporary access list entry on the attached router APPN send commands to the APPN subsystem Atmsig Execute ATM Signaling command B manually boot the operating system Bandwidth set the bandwidth of the interface Ba

Configuration mode for Cisco routers Configuration mode Prompt Enter command Description User mode Route> User mode is the default mode when the router starts, provides limited access to the router, allows for non-destructive operations such as viewing the configuration parameters of the

Tag: Register BRE router exists reload conf device star RAMClear the password for the Cisco 1841 router:(1) The console line connects the computer and the router console port, through the terminal client connection, the router is powered on (if the device is started, press t

When a Cisco router forgets or loses the enable password, there are two ways to recover, depending on which series of routers you are using. The first of these methods This approach restores the following routers: Cisco 2000 series, 2500 series, 3000 series, Cisco 4000 series using the 680x0 Motorola CPU, and 10.0 se

Experimental topology Router (config) #frame-relay switching to simulate a router as a Frame relay switch Router (config) #inter S1/1 Router (config-if) #clock rate 128000 Router (config-if) #encapsulation Frame-relay Configuration Interface encapsulation and binding r

right of preempt configuration HSRP 4.router (config-if) #standby 2 9 2 indicates hello time, 9 means to hold time 5.router (config) #interface S0 6.router (config-if) #standby track S0 100 Configure the trace port S0 and reduce the port down by 100 7.router#show Standby Brief View the status of HSRP 8.

One, the internal components of the Cisco routerIn order to configure, Cisco Internetwork and troubleshoot, we must first understand the major components of the Cisco routers and understand these componentsThe respective function.Table 7-1 gives a description of the major components of the Cisco

Lab Environment:650) this.width=650; "alt=" Cisco Packer Trace three layer switch + router sharing internet-Ibm.chick-mingkang.zhou "src=" http://img2.ph.126.net/Dz -huesti3hye1avbt8nsa==/2835578915401090952.png "style=" border:0px;height:auto;margin:0px 10px 0px 0px; "/>Experimental Purpose:1, the three layer switch divides three VLANs, is Vlan2\vnal3\vlan4, and the VLAN IP is set to: 192.168.2.1, 192.168.