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26 May 2019
New generation network NGN: Technology and prospects
Business environment is more competitive and complex than ever. Quality of service has become a key to success. In parallel with this trend, demand is also increasing for
System - Page 424
System is a fairly wide category, including popular Windows operating systems, how to ghost computers, install Win, fix computer errors, remove viruses, malware, security solutions, servers, network tips
26 May 2019
Solve the problem with rogue ISP
The IEEE 802.3 standard is introduced to ensure consistency of operation between Ethernet devices. But it is awful that each place has a way of understanding, how to translate
26 May 2019
How does DNS work?
DNS (Domain Name System) is a distributed database system used to map between domain names and IP addresses. DNS offers a special method to maintain and link these mappings in a
26 May 2019
ARP and the working principle in LAN
As we know at the Network layer of the OSI model, we often use conventional types of addresses such as IP, IPX ... These addresses are divided into two separate parts: the network
26 May 2019
Set up a wireless home network with 4 basic steps
You can design for yourself a simple wireless network, to share Internet access, files, printers ... You can surf the Net while you are in the yard, or in the garden ... To set up
26 May 2019
Virtual mobile network - approach to research on 3G in Vietnam conditions
Similar to the convergence of fixed networks in the direction of NGN, mobile technologies are also in the process of converging to meet mobile customer requirements for bandwidth
26 May 2019
About xDSL technology
The dial-up dial-up connection has become too slow, with a theoretical speed of 56 kps but the reality is much lower. Currently, with ADSL technology, Net shops grow like
26 May 2019
Data analysis with Network Monitor
For a network administrator, a very important operation is to control the traffic that runs on your network. However, because the number of packets on the network is very large,
26 May 2019
The bright side of P2P
Despite legal disputes in the field of online music copyright, peer-to-peer (P2P) technology still has many undeniable practical values. P2P technology has been used by millions
26 May 2019
Wireless technology: Too many options
Gone are the days when employers handed employees mobile phones for mobile communication and laptops for Internet access via the telephone network. Now the user is in front of too
26 May 2019
UWB Technology: Promising future
The UWB (Ultra-Wideband Wireless) wireless technology promises to replace not only IrDA and Bluetooth technology, but also a wireless revolution in the home. Like other mainstream
26 May 2019
Share Internet connection with wired model
Wireless networks are growing in terms of 'faster, farther' criteria. However, if you are dissatisfied with the wireless coverage, data transfer rate or want to take advantage of
26 May 2019
Wireless network journey: From Wi-Fi to WiMax
Wireless networking is one of the biggest advances in the computer industry. Last year, tens of millions of Wi-Fi devices were consumed and it is expected that this year there
26 May 2019
What is VLAN? How to configure a VLAN on Cisco Switch?
Have you ever asked yourself questions like virtual LAN or VLAN? When and why do you need a VLAN?
26 May 2019
Learn about basic WLAN devices
Wireless network (Wireless Local Area Network) is the preferred wireless network system by providing high-speed data transmission, with long distances without worrying about wires,
26 May 2019
Differentiate indicator lights in Cisco Switch
As an employee of a company with Cisco's large, multi-switch network, every time I see the Switch's flashing lights like a music player's light, they look attractive and
26 May 2019
Sharing resources on the 'multi-system' network
Up to now, Windows is still an operating system (OS) that is easy to use and install but not so other operating systems such as OS X (running on Macintosh) or Linux fall into a
26 May 2019
Summary of DSL technology
DSL stands for Digital Subscriber Line, a name that does not say anything about an existing technology. The D (digital) is historically significant because the origin of DSL is
26 May 2019
CSU / DSU - an essential component of a WAN
CSU / DSU (Channel Service Unit / Data Service Unit) is a hardware device of the same size as an external modem, it is capable of converting the data frames used in the LAN to a
26 May 2019
Point to Point Protocol (PPP)
PPP is built on the High-Level Data link Control (HDLC) platform, which defines the standards for data transmission of DTE and DCE interfaces of WANs such as V. 35, T1, E1, HSSI,