cisco router reboot command

This article describes in detail how to skillfully set the speed limit for commonly used Cisco routers, and provides detailed operation steps. I hope this article will help you. The so-called speed limit is to set the ACL Access Control List on the router) to block the port used by the Service, so as to prevent the normal operation of the service. For the btsoftware, we can try to seal its port. In general,

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.

is processed through the access list before it is routed to the output interface. The output access list data packet is routed to the output interface and then processed through the access list. There are also some access list guidelines that should be followed when creating and implementing access lists in the Cisco router ACL: each interface, each protocol, or each direction can only assign one access li

One, Cisco Discovery Protocol (CDP)The Cisco Discovery Protocol (Cdp,cisco Discovery Protocol) enables the collection of hardware and protocol information for adjacent devices for troubleshooting and network judgment.1. Get CDP timer and hold time informationR0#show CDP #查看整个路由器的CDP信息R0#sh CDP Interface #查看每个接口的路由信息2. Set CDP timeR0 #cdp Time 60R0#CDP Holdtime 18

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 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

Configuring a password for a Cisco router is a headache for common users. Here we will teach you how to configure a password for a Cisco router to bypass the vulnerability, cisco PIX, ASA, and FWSM are popular firewall devices that provide firewall services that can filter s

Some Suggestions on preventing distributed denial of service (DDoS) attacks on Cisco Routers 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