A Cisco 4506 switch in the user's actual environment could not log on, and the system could only be cracked because the maintenance staff did not remember the modified password.Environment:Cisco Catalyst 4506E switch, engine for WS-X45-SUP8-E, system version is cat4500es8-universal-mCrack steps:To restart the switch, p
When we want to perform permission rating management on a Cisco router or switch, it is often necessary to assign different levels of users a command that exceeds the default settings, such as show run, which is the most basic troubleshooting command.However, the command cannot be executed when your user level is at 0-14. You can assign permissions to these users using the following command:Privilege EXEC l
First highlight the required commands to:To configure the members of HSRP:Router (config-if) #standby Backup Group number IP Backup Group Virtual IP AddressConfiguration HSRP Priority:Router (config-if) #standby Backup Group number Priority Priority LevelConfigure Port Tracking: Configure on the active routerRouter (config-if) #standby Backup Group number Track Trace InterfaceConfiguration HSRP preemptive right: Configure on the backup routerRouter (config-if) #standby Backup Group number pree
manage the switch via browserHigh-End Series products : The Formation of the future development of the architecture, to provide operational consistency, improve IT Infrastructure Utilization, improve network uptime, to build a high-bandwidth, high-reliability network protection. Work Assignment DescriptionA company has purchased a Cisco Catalyst 2950
Switch Manager anywhere.
If the switch is running Cisco Catalyst 1900/2820 Enterprise Edition Software. You can change the configuration through command-line interface CLI. After entering the configuration main interface, the item "Command Line" is added to the display menu
Subnet Mask hardware basic Ethernet protocol Network Management
A router is a bridge of a computer network and a core device connecting to an IP network. It can connect different networks, select data transmission routes, and block unauthorized access. Router configuration is not easy for beginners. Take the Cisco router as an example to introduce the general knowledge and
reason why ConfigMaker is no longer used is that this tool can only generate static configurations. The basis is that you tell it what to configure and what to configure), and then download these static configurations to the vro. However, over time, users began to want to have a network management tool that provides much more functionality than ConfigMaker. They want to get more real-time status and interface information from the vro. They want the software to create a more suitable
available. With 0x41, you can only view or delete Cisco router configuration information, but cannot change the password.Clear Cisco router configuration information1. When the switch is powered on and started, press and hold the Sys Req button on the back panel of the
TENGIGABITETHERNET2/5/4 is member of Portchannel 2 interface Tengigabitethernet2/5/5 is member of Portchannel 2 00:00:26:%vsl_bringup-6- module_up:vsl MODULE in slot 5 switch 2 brought up initializing as Virtual Switch standby NBSP; 00:01:43:%crypto-6-isakmp_on_off: ISAKMP is OFF 00:01:43:%crypto-6-isakmp_on_off: ISAKMP is OFF VSS-SDBY> standby console disabled
Eighth Step,Verify
In fact, many brands of vro configuration commands are very similar. Therefore, this article provides a comprehensive analysis of commonly used Cisco vro configuration commands for Cisco vrouters, at the same time, I learned more.
The basic status of a vswitch with the Cisco
Lab Environment:Routers make Tp-link set up NAT forwarding, Tp-link router gateway is set to 192.168.30.254 ( core layer) Cisco 35,503 layer switch (model C3550-I5Q3L2-M) configuration three Vlan,vlan 10, VLAN 20, and VLAN 30IP address for VLAN 10:192.168.10.1/24IP address for VLAN 20:192.168.20.1/24FA0/24 ports are configured as trunk port-level converged layer
Must use a dedicated cable
Example of a fool-type configuration:1: Physically connect the stacking cable, the connection method for Master's Stack1 is connected to the slave stack2 above. See2: Open master, do not make any configuration. And so on after the full boot.3: Open the slave machine.4: Do not make any configuration. (line plug good, power on a
1. network device Initialization Configuration
A third-layer switch can be used as a vswitch without configuration. However, a vswitch without configuration cannot provide its functions and security. A vro without configuration cannot implement communication between networks
Cisco PT Simulation Lab (3) vswitch Telnet remote login configuration, ciscotelnet
Cisco PT Simulation Lab (3) vswitch Telnet Remote logon Configuration
Objective: To master the vty line configuration of a vswitch and implement remote management of the vswitch through telnet
configuration information1. When the switch is powered on and started, press and hold the Sys Req button on the back panel of the switch for 5 seconds, and then release it;2. Go to the configuration menu and select "Clear Non-Volatile RAM" to Clear all Cisco router
Introduction to CISCO router AAA and related routing configuration cisco aaa www.2cto.com 3A concept: authentication authorization Accounting accountingcisco provides a variety of 3A services for routers and switches: 1. Self-contained AAA router/NAS self-contained AAA service NAS (Network Access Server) 2. Contact the AAA service on the
Switch VLAN, TRUNK ,VTP configuration1. Configure the IP address of the CISCO two layer switch (Catalyst 2950 for example )SW1 (config) #int vlan 1//Enter the management interface interface VLAN 1SW1 (config-if) #ip address 11.1.1.2 255.255.255.0//Configure IP AddressSW1 (config-if) #no shutdownSW1 (config-if) #exitSW1
The Cisco Router performs very well in the market. Here we will mainly focus on Cisco routers and explain in detail the detailed steps of Cisco router configuration. Cisco routers are the core devices for network communication, currently, it has been widely used. I will intr
sessions the router or switch has actively openedShow user//view this router or switch who has telnet in, can display his IP addressDisconnect//Active disconnection of the Telnet session opened by this router on this routerClear Line//clears the remote connection, discovers a Telnet session, clears himCtrl+shift+6 x//telnet Session switchingResume + Session ID//reconnect again, show session ID firstIv. SSH
agents are concentrated throughout the province. In order to enable customers to enjoy the service of provincial center agents by calling the local 95533 China Construction Bank uniform Special Service Code), VoIP technology is adopted between municipal banks and provincial banks.
Solution Design
The provincial branches need to process a large number of voice and fax services, so the Cisco AS 5300 universal access server with a large capacity is used
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