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The name of the Zend engine is a combination of the names of two senior designers, Zeev suraski and Andi gutmans, who work as core developers in PHP. the developer aims to develop a new script execution mechanism, and PhP4 is the first

Introduction: webpage developers may often have such confusions. Faced with the ever-accelerating technological evolution rate of the browser ecosystem, it is difficult for developers to determine whether their web pages can be perfectly compatible

The Site to Site VPN settings for vro Setup & detailed Frame Relay configuration first describes that frame relay generally rents ISP services. The above configurations are all configured by China Telecom for you. what you get is the two DLCI values

The comparison between Cisco Huawei and Intel switches has been appreciated. Many enthusiastic netizens have explained the comparison between Cisco and Huawei. I don't know if I can help the questioner in a practical sense, thank you for your

The core switch adopts the distributed CrossBar and distributed switching architecture to solve the large-capacity switching problem. Currently, all switches support full duplex. The advantage of full duplex is low latency and high speed, the

How does one configure a wireless router in a wireless lan? You may not know much about it. It doesn't matter. I will explain it in detail below. The development of wireless LAN is now very complete, and the speed is getting faster and faster. The

There are many knowledge about Cisco routers. Here we mainly analyze the specific methods for Cisco router configuration. Have you ever encountered this problem in daily network management and maintenance: You have been forcibly rejected by a vro or

OSPF neighbor Table query on the R1 Router R1 # sh ip ospf neighbor command for querying OSPF neighbor table   Neighbor ID Pri State Dead Time Address Interface   2.2.2.2 1 FULL/-00:00:35 199.99.1.2 Serial1/0 "Neighbor ID" indicates

Today, every time you make a mobile phone call, read the news on the main portal website, and make an online bank transaction, your access information will go through the Server Load balancer device, it ensures massive network application access in

With the development of China's routing industry, its market demand is also increasing. As a leader in the routing industry, Cisco routers have a very high market share. Telnet to the Cisco router for remote management is the choice of many network

If you access the Internet through campus network or residential area, you must have heard of the MAC address. What is a MAC address?What is the role of the network environment? Next we will introduce the knowledge of MAC addresses, the differences

With the accelerated development of information technology in China, various industries and departments have established a network system within the enterprise. This enterprise network adopts the universal TCP/IP as the communication protocol and

It is very important to know the technical features and classification of common access networks. Here we mainly explain the comparison of DDN, ASDL and ISDN access networks. Integrated Services Digital Network (ISDN) is a Digital Network based on

H3C MSR 3016 and Cisco 5510 ipsec vpn connection preface: Book connected to the http://www.bkjia.com/net/201210/162034.html, a previous branch of a VPN (cisco5510) device is damaged, temporary find a backup VPN (H3C Msr3016 ), after the system is

After a long history of multi-service access networks, many users are familiar with access networks. Here I will share my personal understanding and discuss with you. With the development of business and network, ruisida will keep pace with the

How many technologies can be hidden in the security of wireless networks? So is hiding the SSID really effective for our use? The following article will explain it to us. Wireless network security has always been a hidden danger. Most home users

What is ip pbx? Ip pbx is a complete set of technologies that can provide telephone calls through the IP data network. All sessions are transmitted over the network in the form of data. This technology not only includes advanced communication

I. Introduction and background In recent years, optical fiber communication systems have made great progress to meet the increasing bandwidth requirements. The main factors limiting the performance of single-mode optical fiber (SMF) systems include

Google knows how to make a sensation in the market. Like its search, Gmail, map, and other products, Google Fiber was impressed by its appearance. Google's bundling service is very attractive: 1 GB of connection bandwidth, providing users with 2 TB

Compared with traditional analog transmission products and copper-based systems, the third generation digital optical fiber product provides a unique advantage: Performance consistency. No matter how long the optical fiber is used, the baseband