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
A router is a commonly used network device. How do we install a router for beginners? How can I maintain a fault? The following article will give you a detailed answer.
Installation steps:
Step 1: control port connection
First, connect one end of the control cable RJ45 in the CISCO2500/1000 series router accessories to
Cisco once again launched a new generation of router products and also applied new technologies. So I studied how Cisco developed the new VQE technology to solve the problem of IPTV Video Delivery. Here I will share it with you, I hope it will be useful to you. Cisco has announced the release of the VisualQualityExperi
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
Cisco routers are widely used in network interconnection. Among them, 2500 series routers are widely used in low-end users. So what if you accidentally forget the superuser password of the 2500 series router? Don't be afraid, as long as you can restore as follows:Preparation: a computer running Terminal simulation prog
Cisco IOS is a dedicated kernel that provides routing, switching, network interconnection, and remote communication capabilities. Most Cisco routers are running iOS, and more and more Cisco Catalyst switches are running it, including Catalyst2960 and Catalyst3560 series switches. Some important aspects of the
Messenger
Systematic implementation mode
Management enhancement features
Enhanced networking features, including support for Cisco RSVP agents that improve network efficiency
Cisco Unified CallManager 5.0
Product Introduction
Cisco's Unified Communication System consists of voice and IP communication products and applications, enabling organizations to communicate more efficiently-helping them simplify bus
Environment Cisco 2500 Series Router
Problem with Cisco router password recovery
The Cisco 2500 router has several passwords, including the Enable secret,enable password,telnet passwo
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
The following describes how to connect to a Cisco 2500 series router. In this section, assume that the router to be connected has received a basic configuration.Figure 1-6 shows the connection work that needs to be done after 2 5 0 1. Each vro has a console connection toolbox, including a Black r j-4 5 cable and a set
Overview
Fixed-installation line-rate fast Ethernet desktop switch Cisco Catalyst 2950 series for LAN) provides excellent performance and functionality. These independent, 10/100 adaptive switches provide enhanced service quality QoS) and multicast management features, all of which are provided by the easy-to-use, Web-based Cisco Cluster Management Suite CMS) and
When a Cisco router forgets or loses the enable password, there are two methods to restore it, depending on the series of products you are using.Method 1Steps:1. Connect a terminal or a PC with simulation terminal software installed on the console port of the router.The default register value is 0x2102. The value ranges from the third digit to the left. If it is
Chapter IIIOne, managing Cisco IOS Configuration1 , there are two waysa , Runing-configthe current configuration command, which is saved in the RAM (volatile memory). Device power down, configuration is lost!!b , Startup-configSave the configuration to NVRAM (nonvolatile memory). No control device changes (restart, power off, etc.) configuration will not be lost!!router#copy runing-config startup-config----
VPN Series 6: Comparison of Dmvpn instances in cisco dual-center single cloud and dual-center dual cloud Redundancy Design
Prerequisites
Router ios version
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The show crypto results are different due to inconsistent versions of the previous version. Th
is upSending, 100-byte ICMP echoes to 192.168.0.1, timeout is 4 seconds:?!!!!!!!!!!!!!!!!!!!Success rate is percent (19/20)5, execute the TFTPDNLD command, after execution shows the followingRommon #7 > tftpdnldROMMON Variable Settings:address=192.168.0.3server=192.168.0.1gateway=192.168.0.1port=management0/0Vlan=untaggedImage=asa708-k8.binconfig=Linktimeout=20Pkttimeout=4Retry=20TFTP [email protected] via 192.168.0.1!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!At this point, iOS is not loa
VPN Series 9: Router permissions caused by PPTP dialing user names
The pptp test started successfully today, and then the end user test started to fail.
Figure:
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Then you can find the problem and check the Configuration:
Server # show runBuilding configuration... Current configu
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