cisco router ospf

It took a few days to write this blog, and the commands for configuring Cisco routers are more clearly written in the tutorials, but many commands remember that they may not be able to be used in the actual network of the enterprise, and I am here to introduce how to log in to the Cisco router using terminal equipment, How to access the configuration network, how

Analysis of Cisco router IOS backup and recovery Introduction: I. Wiring Serial Interface-> console and pc Nic interfaces-> F0/0 // The IP address of the PC and the F0/0 interface (of course, other interfaces can be connected to the network cable). The IP address can be in the same network segment. You can also use an Internet ip address! Ii. Tools 3 CDaemon (tftp server) and CRT (access routing tool) Iii.

Here we will mainly introduce the configuration and initial installation of Cisco routers. Describes how to configure Cisco router settings and remote access, this article discusses how to use the DHCP service function of the internal network to allocate address information for users who remotely dial in and how to troubleshoot common vro faults. 1. Initial insta

In the Cisco router product, we usually need to use restricted access for general users when we initially configure. This is very important for routers, by default, our router is an open system, access control options are turned off, any user can log on to the device for further attack, so we need our network administrator to configure the password to restrict un

At present, China's wireless router industry is developing very rapidly, and its market demand is also very high. Here we mainly introduce Cisco's first dual-band wireless router launched in China, this section describes the features and performance of the vro. In May 19, Cisco launched the Linksys by Cisco dual-band w

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 series routers running 7000 versions of Cisco IOS systems. Implementation steps: 1. Connect a terminal at the console port of the router or a

Initial installation of the CISCO router tutorial During the first installation, the system automatically enters the Dialog Setup, as prompted on the screen, answer the router name, encrypted super login password, super login password, remote login password, dynamic routing protocol, and the configuration of each interface, and save the configuration. After the v

Telnet remote Login Configuration 1, configure Cisco router login account, password, account level, as shown below, account name ABC, password for abc123, account level of 15 (highest level) R1#configure Terminal R1 (config) #username ABC privilege secret abc123 R1 (config) #end r1# 2, configure the Cisco router

Release date:Updated on: Affected Systems:Cisco ASR 9006Cisco ASR 9006Description:--------------------------------------------------------------------------------Bugtraq id: 48811Cve id: CVE-2011-2549 Cisco ASR 9000 series is an integrated service router solution that uses the Cisco ios xr Software module operating system to provide carrier-level reliability.

Test environment: Cisco Router Intranet interface F0/1:192.168.1.1 255.255.255.0 External network Interface f0/0:10.0.0.1 255.255.255.0 Server ip:192.168.1.100 First configure on the router: Router>en #进入特权模式 router#conf T #进入全局配置模式 Enter configuration commands, one

255.255.255.0 IP nat outside no IP mroute-cache Bandwidth 2000 No Fair-queue clockrate 2000000 Interface Serial1 No IP address shutdown No IP classless IP route 0.0.0.0 0.0.0.0 Serial0 access-list 1 Permit 10.1.1.0 0.0.0.255 Line con 0 line aux 0 Line vty 0 4 password Cisco End 3, multiplex dynamic address conversion applicable environment: Dynamic Address Translation is a dynamic address conversion, but it can all

1. Use the ip verfy unicast reverse-path network interface command This function checks each packet passing through the router. In the CEF (Cisco Express Forwarding) Table of the router, the router discards the packet if it does not have a route from the source IP address of the packet. For example, if the