cisco 2948

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CCIE-Cisco fast forward mechanism (CEF-Cisco Express Forwarding)

and switching functions (software ). The routing function only processes information above three layers, such as route information processing and policies. Then, a route table is formed and the corresponding forwarding information is generated based on the route table. The forwarding function is clear, that is, to work based on the forwarding information, and refuse if there is no relevant information. Unlike the MLS, you have to go back to the route to understand what you don't know, which red

Easy route configuration on the Cisco SDM Platform

The Cisco SDM platform allows you to easily configure routes.®A Web-based intuitive device management tool for software routers. Cisco SDM uses smart Wizard to help customers quickly and easily deploy, configure, and monitor Cisco®Vro, without having to know the CLI), which simplifies the configuration of vro and security. Ci

Cisco IOS: Cisco Network Operating System

Internet Operating System (IOS) is Cisco's private core software package, which is mainly implemented on Cisco routers and switches. Cisco IOS software uses a set of value-added technologies and features to provide Internet intelligence.Cisco IOS includes a group of superb network technologies, mainly composed of internet devices such as a single router, it is used to provide shared media hub vro modules, v

Cisco switch configuration SSH + Telnet + modify name, Cisco ssh

Cisco switch configuration SSH + Telnet + modify name, Cisco ssh Hello everyone, I am Lionel. Today I will give you a tutorial on configuring SSH, Telnet, and changing the switch name on a Cisco router.See my operations belowFirst, start the Switch and see Switch>The above words (the startup process is slow)Configure SSHEnter the following commands in sequen

Cisco and Huawei view command summary, Cisco and Huawei commands

Cisco and Huawei view command summary, Cisco and Huawei commands Show is Cisco Show ip protocols // view all the currently running routing protocols; show ip rip database // view the RIP database show ip route rip // view only the RIP route in the route table; show ip route // view the route table; show spanning-tree vlan x-> you can view STP information about V

Cisco CCNA Chapter 1 answers in the third semester, Cisco ccna for the third semester

Cisco CCNA Chapter 1 answers in the third semester, Cisco ccna for the third semester 1. 2. Which of the following functions can support higher throughput by combining multiple switch ports in the exchange network? Convergence Redundant Link Link Aggregation Network diameter 3. 4.

Cisco advanced routing with Switching (Cisco section) 3–4 days

Tags: HSRP working principle STP effect ACL access control List loop storm Cisco private protocolDay 031. What is HSRP? How does it work?HSRP: Hot Standby Routing protocolHSRP is a Cisco private protocol that ensures that user communication can be quickly and transparently restored when a network edge device or access link fails.This provides redundant rows for the IP network. By using the same virtual IP a

Cisco (Cisco) switches? C3750-e? 1. Configure line Connection and login

"Introduction" is a Cisco with Stackwise Plus? Catalyst? The 3750-E series switches are an enterprise-class, stand-alone, stackable wiring switch family that supports the deployment of secure converged applications and maximizes investment protection based on the development of network and application requirements. By combining A/V and power over Ethernet (PoE) configuration with a Gigabit Ethernet uplink, the Cis

Configure Cisco ios easy vpn Server and Cisco VPN Client graphic analysis

Two physical hosts are used to simulate the company and home network respectively. Both physical hosts are connected to a TP-link home Broadband Router to simulate the Internet environment. Two virtual NICs are bound to one vmwarevm respectively. The purpose is to achieve access between two vmwarevms through VPN. Company-side network topology company-side router configuration: Building configuration... Current configuration: 1716 bytes! Version 12.3 service timestamps debug datetime msecservice

Cisco (Cisco) Switch VLAN settings

Cisco (Cisco) Switch VLAN settingsCreate, delete, set port properties, configure the trunk port, add a port to a VLAN, configure VTP: switch # vlan database; enter the vlan settings switch (VLAN) # vlan 2; Create VLAN 2 switch (vlan) # vlan 3 name vlan3; Create VLAN 3 and name it vlan3switch (vlan) # no vlan 2; Delete vlan 2 switch (config) # int f0/1; enter port 1 switch (config) # speed? View the speed co

Cisco L3 vlan and route configuration, cisco L3 vlan

Cisco L3 vlan and route configuration, cisco L3 vlan Cisco layer-3 vlan and route configuration. Requires that the entire network can access the Internet and use NAT Translation 1. Use an Internet router to simulate a public route. The configuration is as follows: Router> enable Router # config t Enter configurationcommands, one per line. End with CNTL/Z. Router

Common commands for Cisco routers (recommended for favorites) and Common commands for Cisco Routers

Common commands for Cisco routers (recommended for favorites) and Common commands for Cisco RoutersCommon commands vro commands 1. vro password settings: Router> enable enter privileged mode router # config terminal enter global configuration mode router (config) # hostname Set the vswitch host name router (config) # enable secret xxx set the privileged encryption password router (config) # enable pass

Configure a cisco Route and a cisco route through a fixed IP address or dial-up

Configure a cisco Route and a cisco route through a fixed IP address or dial-up First, we will introduce the fixed IP address Internet access configuration: Existing customers need to use cisco's 2811 router to access the Internet. The user is 10 m optical fiber and has applied for 16 fixed IP addresses, The IP address is 58.240.160.2-58.240.160.14. The default gateway is 58.240.160.1. Intranet IP segment 1

Cisco Cisco Summary

Trunk Link Trunk: Same inter-VLAN communication on different switchesHow to play tag tag encapsulationPackage Type: IEEE 802.1q/cisco ISLIEEE 802.1q:4 Bytes, internal encapsulation, publicCisco isl:30 bytes External encapsulation, privateSwitch port configuration mode: Trunk/acces (OFF)/Dynamic desirable/dynamic AutoTwo auto NO mode of operation generally either trunk or accessEthernet Channel: Multiple physical ports to form a logical port for greate

Cisco (Cisco) switches? C3750-e? 4. Partitioning VLANs

"Introduction" Within a switched network, it is possible to segment and organize flexibly through VLANs. VLANs can group devices in a LAN. A group of devices in a VLAN communicates as if it were connected to the same line. VLANs are based on logical connections, not physical connections. Types of VLANsThere are many different types of VLANs used in modern networks. Some VLAN types are defined by traffic category. Some other VLAN types are defined by specific features.Data VLAN: used to deliver u

Cisco Cisco IOS Profile automatic backup and fallback

Automatic backup and fallback of Cisco iOS profiles requires the use of the Archive Archive configuration mode feature of iOS. In general, only the version number of iOS has the Archive configuration mode feature in 12.3 (4) Cisco iOS profile automatic backup All commands are as follows: router> Router>enable Router#configure Terminal Router (config) #archive Router (config-archive) #write-memory

(Cisco) 12000 Cisco router series trust Analysis

12000 the Cisco router series is very suitable for small and medium-sized enterprises. Here we mainly analyze the performance characteristics of the Cisco router series. In today's information age, enterprise mail has become an essential tool for business communication and communication. With the new routing technology, enterprise mail also has more and more innovative features. However, compared with diver

Cisco class: teaches you how to set up a Cisco Wireless Router

After the popularization of broadband, Cisco wireless router settings are frequently faced. So today, I am going to introduce you to the configuration skills of Cisco Wireless routers. I hope this article will teach you more things and bring convenience to your life. After broadband popularization, many friends who have multiple computers or laptops want to install wireless hotspots at home. Because they se

Cisco uses the RIP Protocol for network-wide communication and Cisco rip Protocol for intercommunication

Cisco uses the RIP Protocol for network-wide communication and Cisco rip Protocol for intercommunication First, prepare the machine: Five PCs, one layer-3 Switch, two layer-2 switches, and three routers.Configuration: IP Address: PC0: 192.168.10.1 Gateway: 192.168.10.254PC1: 192.168.10.2 Gateway: 192.168.10.254PC2: 192.168.10.3 Gateway: 192.168.10.254PC3: 192.168.20.1 Gateway: 192.168.255.254PC4: 192.168.3

Cisco CCNA Chapter 3 answers for the first semester, Cisco ccna for the first semester

Cisco CCNA Chapter 3 answers for the first semester, Cisco ccna for the first semester Recently I have prepared cisco's semester exam and sorted out the exam answers. 1 2 What are the two forms of application layer software? (Select two items) Applications Dialog Request Service Syntax 3 The Ne

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