requires

As a basic concept of it, "virtualization" has been used for more than 30 of years. However, virtualization has blossomed in recent years as a technology that directly helps enterprise users reduce IT costs, improve competitiveness and profitability,

Cascade Extension The Cascade extension mode is the most conventional and direct extension, and some of the older networks use hubs as cascaded devices. Because the hubs were already quite expensive, most enterprises could not choose a switch as a

Ethernet switches are expanding their applications to the network core. This is mainly from two aspects: one is that Ethernet switches have the function of routers, not even, there are more than three layers of switches; the second is the maturity

This site has previously shown us the method of segmenting a router into eight virtual routers using virtual Routing and forwarding (VRF, VM forwarding) through a scene example. I showed you how to configure VRF, and in this article we continue to

Throughout the development of IT management system, enterprises not only experienced the development of it itself, but also experienced the process from basic management to service management. In the past, the enterprise information construction

The main network elements in the Ethernet network include switches, routers, firewalls, servers, and clients. By testing the Ethernet network elements and the network itself, the network structure can be optimized, the network fault is eliminated

Absrtact: The third generation mobile communication faces an important challenge is to seamlessly integrate the fixed and mobile network multimedia services. For mobile users, the network supports the business of image, multimedia, data and

Point of view 1: In the construction of 3G mobile transmission network, a simple idea is to build a set of independent ATM network for UTRAN, but ATM switching equipment is more expensive, and as a basic network, practice proves that it is not the

At present, the most widely used network cabling system is the use of twisted-pair wiring system, where the mainstream choice is super 5 class or higher performance of the system. For cabling systems, the most basic test for installers is the use

PPTP Point-to-Point Tunneling Protocol (PPTP) is a Point-to-Point tunneling protocol developed by a PPTP forum consisting of companies such as Microsoft and 3com, which uses cryptographic algorithms such as PAP or CHAP, based on dial-up PPP

Today looked at the computer room firewall, suddenly a continuous and short but very obvious English through my eyes into my brain, a bit wrong, open the detailed content to see. SIP Parser Error Message:cannot find CRLF SIP Parser Error

Current situation of firewall technology Since 1986, when the American Digital company installed the world's first commercial firewall system on the Internet, the concept of firewall has been put forward, and the firewall technology has been

This document provides a way to set up a AAA service for VPN3000 using the Cisco Secure ACS Server: Overview: Cisco Secure ACS is a AAA server. The so-called AAA, refers to: Authentication (authentication): When NAS (Network access server network

Linux under the Firewall (firewall) from the birth to the present, the firewall has experienced four stages of development: the first stage: the firewall based on the router, the second stage of the user Firewall tool sets; Phase III: A firewall

You may already be familiar with the method of creating a Windows USB boot disk for operating system booting and installing, which typically requires third-party tools such as Ultraiso,windows 7 USB tool or RM to load installation ISO image files,

Workaround: Boot into the BIOS, change interface combination, that is, the type of interface of the hard disk, changed from default raid to AHCI, save, reboot, all normal. Event procedure: Today, the boot into the Win7, in the start Windows

Microsoft's Windows 7 has been launched for nearly 3 years and Windows 8 is expected to be released in the second half of this year. Now review and summarize the experience we learned in deploying Windows 7 in a corporate environment. Deploying

Installing device drivers is a very simple thing, many drivers in the installation when we just click the "Next" button, we can let the driver smoothly in the corresponding computer system "settled", however, when the computer system around the

Backup is important. Without a backup, you cannot recover lost or corrupted files. You should always back up and test the effect. Without testing (restoring files from backup media), it is not possible to know if the backup method is feasible. Every

Experimental environment: Xi ' an Lingyun high-tech system integration by limited companies in the day-to-day office of the use of the domain is Benet. Com (a forest); Since the engineering department has recently received a project, a domain name "