Optical Transceiver

48 port switch is a popular and higher performance connectivity solution for SMBs which seek for a scalable switch network with a diverse set of characteristics. When purchasing 48 port switch , it is highly common for people to concern about the price. Owing to 48 port switch with high port density and advantageous performance, 48 port switch price will be inevitably higher than 8 port and 24 port switch. However, there are a great many factors to consider when evaluating a product, price is one thing and supportable functionality is another. In this article we will introduce some 48 port switches based on two categories: PoE vs non-PoE, and respectively comparing the 48 port switch prices and functions to help you choose an appropriate 48 port Gigabit switch. 48 Port PoE Switch Price Comparison: TP-Link T1600G-52PS vs FS S1600-48T4S When it comes to connecting VoIP phones and IP cameras, a 48 port PoE switch can maximally solve the problems of installing these PoE network device

Have you ever struggled with the noise from network switch? Have you ever worried about the overheating issue of your Ethernet switch? Or if there is a way to keep balance between silent environment and appropriate power consumption in switch network as much as possible? From a practical point of view, how can we get to choose from fanless switch and built-in fan switch in different applications? In this article we are going to explore the solutions and guide you to choose the one you really need based on the examples of fanless 8 port PoE switch and 24 port PoE switch with build-in fan. Overview of Fanless Switch and Built-in Fan Switch In order to better understand the heat generated by the internal switch, two different kinds of cooling systems for network switch to transfer heat will be introduced below, which are passive cooling system for fanless switch and active cooling system for built-in fan switch. Fanless switch: Passive Cooling Fanless switch means that there i

Gigabit switch that offers greater speed and compatibility continues to gain in popularity in the realm of networking world. In the present market, Gigabit switch generally has two kinds of ports: SFP port vs RJ45 port. Different ports are endowed with relevant sizes and specifications which prevent the incorrect type of connector from being plugged into them. So what are the differences between SFP port and RJ45 port of the Gigabit switch? And how to choose the proper one from them? In this article we will take 24 port switch as an example to explore the distinctions and provide some considerations when choosing SFP port vs RJ45 port. Comparisons Between 24 Port Switch SFP Port vs RJ45 Port 24 Port Switch with SFP Port Built-in SFP ports on 24 port switch enable optical or copper links by inserting the corresponding SFP module: fiber SFP or copper SFP. When SFP port is inserted in 1G copper SFP module, the Ethernet copper cables (Cat5e, Cat6 and Cat7) must be used for data t

As we know, 10 Gigabit Ethernet network is the trend of the present data centers. For 10GbE switch solutions: 10GbE SFP switch and 10GBASE-T switch are the two choices. How to choose the most appropriate and the best 10G connectivity solution? And could it be able to support data center deployments and acclimate trend concerning current situation and the future? In order to clear things up, this article will respectively discuss 10GbE SFP switch and 10GBASE-T switch network solutions. 10GbE SFP Switch Solution With the performance of superior throughput and latency, 10GbE SFP Ethernet switch is a cost-effective solution compared to Gigabit network switch. By reason of the attractive improvement in bandwidth, port density and reduced power consumption, the 10GbE SFP switch has become the choice for latency sensitive application. During different switches of various port configurations, a 48 port 10GbE SFP switch is the most future-proofing one with abundant applications in busines

When you want to set up your small or medium sized business network, you will definitely need a few different pieces of hardware. One of these equipment is either going to be an Ethernet switch , a hub or a router. An Ethernet switch can be an inexpensive and simple way to expand your network in your home or small business. In addition, a 48 port switch with higher port density has been wildly popular for small network environment where space and power are at a premium. In this article we will recommend 4 ways to get the most suitable 48 port switch and then recommend two 48 port switches for small business. 4 Ways to Choose 48 Port Switch Not every 48 port switch is created equal. To choose the most suitable 48 port switch, here provides 4 ways to help you get it. Capacity For a 48 port switch, the data throughput capacity can vary dramatically. The least expensive switch is made to work with the number of ports it has, while upscale one can provide additional expandabilit

It is well known that cabling system in data center consists of multiple devices, such as fiber optic transceiver, fiber optic patch cable, network switch and etc. As a member of the whole cabling system, 48 port switch with high density cabling plays a critical role to satisfy different sizes of networking deployment. In order to help you better understand 48 port switch, in this article we will mainly focus on FS S3800-48T4S 48 port switch introduction and its connection with transceivers and cables. FS S3800-48T4S 48 Port Switch Overview As a part of S3800 series family, FS S3800-48T4S is a 48 10/100/1000Base-T RJ45 copper ports and 4 10G SFP+ ports Gigabit switch that is designed for medium or larger network environment. This fully managed switch with fixed 10G SFP+ ports for uplinks can satisfy the demand for now and future. In addition, FS S3800-48T4S 48 port switch comes with two separate supplies: single power and dual power versions which can be used as alternatives and

PoE, also known as Power over Ethernet, renders network cables to provide both data transmission and power supply for PoE-enabled devices, which knocks out a mass of power cords during the network development. PoE also offers more flexibility for networking and simplifies the installation of devices like IP camera and wireless access point. To build a network with PoE technology, PoE switch is an essential part of this process. Nowadays, an 8 port PoE switch is popular with many users. In this article we mainly introduce FS 8 port PoE switch S1130-8T2F and relevant connection with IP camera. Overview of FS 8 Port PoE Switch S1130-8T2F FS S1130-8T2F 8 port PoE+ managed switch comes with 8 10/100/1000Base-T RJ45 Ethernet ports, 1 console port and 2 Gigabit SFP ports. It is compliant with IEEE 802.3af/at which can supply a maximum amount of power to 30 watts. With fanless design, this 8 port PoE switch features superior performance in silent operation and stability. Furthermore, FS

Power over Ethernet (PoE) is a technology that enables electrical current to be transmitted over standard Ethernet network cables rather than traditional power cords. By operating power and data transmission over a single Ethernet cable, PoE has achieved popularization in a variety of applications, such as IP cameras, IP phones and Wireless Access Points. However, if there is no right PoE cabling, PoE can encounter cable heating and connectivity issues which will adversely affect the transmission performance from PoE switch to these devices and in reverse. So in this article, we will discuss some considerable factors and FS product recommendations related with PoE cabling. Figure1: PoE technology applications---PoE switch connecting to IP phones, APs and IP cameras by Ethernet cable Importance of the Right PoE Cabling Heat generation in cable bundles is one of the biggest issues that affect PoE performance. When power is added to balanced twisted-pair cabling, the copper condu

Power over Ethernet, or PoE, is a time-saving and money-saving technology that distributes power and data safely over an Ethernet cable to a targeted network or device. In the current market, if you take notice of switch types, you will find that there are PoE switch and also PoE+ switch. But what are their distinctions? How much do you know about them? In this article we have rounded up some knowledge to help you better understand PoE switch , PoE+ switch and their respective benefits according to different applications. PoE vs PoE+ Technology PoE was firstly defined in IEEE802.3af standard and upgraded to IEEE802.3at which is known as PoE+. PoE switches utilize PoE standard that can supply a maximum of 15.4 watts of DC power per port. While IEEE802.3at increases the maximum amount of power to 30 watts. However, some power will be lost over the length of cable. The minimum guaranteed power available at the PD (powered device) is 12.95 watts per port for PoE and 25.5 watts per por

In the computer networking world, the three most ubiquitous pieces of equipment are Ethernet switch, router and modem. These are applied everywhere from data center to network connections in your own home. However, despite the importance of these three pieces of equipment, some people are oblivious or confused to their internal functions and connection mode. So in this article, we will attempt to explain the difference between each piece of equipment and introduce the common way to connect Ethernet switch, router and modem. What Is the Difference Between Ethernet Switch, Router and Modem From a physical perspective, a modem, router and Ethernet switch look very similar. Nevertheless, there are key differences between them internally and functionally with relevant purposes on a network. Switch: Bridge Your Devices in a Network An Ethernet switch is commonly referred to as a multi-port network bridge that processes and routes data on a data link layer (layer 2) and sometimes

With further enhancement of safety consciousness from general public, IP cameras are widely used in areas like schools, enterprises, public areas and even families. Using a PoE switch for IP security cameras to ensure the safety of people and business is a common and popular behavior nowadays. In this article we will intend to explore the advantages of using a PoE switch and help you choose a proper PoE switch for IP cameras as well. Figure1: PoE switch application Benefits of PoE Switch for IP Cameras When talking about PoE technology, some users may think that it is dispensable to buy a PoE switch with a relatively high price since a PoE injector can also achieve power supply and even space saving for IP cameras. But the reality is that if you have many PoE-enabled devices like 10 IP cameras, it is the optimal choice to use a PoE switch. In addition, it also provide the following benefits for IP cameras: Easy Management and Low Cost A PoE managed switch allows the po

Patch panel is intensively applied in the Ethernet cabling installation and regarded as a critical component in the entire cabling systems. Typically, patch panels are available in various port densities from 12 port to 48 port. Among those different ports, the 24 port patch panel is the most fashionable choice to connect gigabit switch for small LAN cable management. This article will focus on the advantages and wiring for using a 24 port patch panel to a 24 port switch. Why We Need a 24 Port Patch Panel for a 24 Port Switch Some people may ask that, is it necessary to use a patch panel or is it possible to replace the 24 port patch panel by a 24 port switch? Actually, it is better to use a 24 port patch panel to a 24 port switch. The reasons include below aspects: Identification As the network grows, more ports are becoming a trend to accommodate ever-expanding demand. Therefore, cable management has become a necessity. When there is a need for testing or disconnecting a

With the decrease of total expenses in 10GbE network market, there is a dramatic growth in sales volume of 10Gb switch. In the midst of various 10G Ethernet switches, a 48-port 10Gb switch is regarded as an optimal solution which offers proper port density and great scalability potential for a relatively larger network. In this article, we are going to recommend several cheap 48-port 10Gb switches and provide a reference for your selection of 48-port 10GbE switch. Why Do I Need a 48-Port 10Gb Switch? As for an enterprise with a 10G network core, they can avoid network congestion at busy times, improve the productivity of employee and then shorten the response time to customers. 10G SFP switch has been becoming the choice for latency sensitive application with enhanced reliability and network performance. 10Gb switch comes into a variety of port configurations, 48-port 10Gb switch of which is the most future-proofing one with abundant applications in business oriented network. It i

It is generally known that Power over Ethernet (PoE) technology is developed to satisfy the needs of connectivity to network devices like IP cameras, VoIP phones and Wireless Access Points (WAP). As a consequence, PoE switch is required to be capable of supporting PoE devices. There are 8 port, 24 port and 48 port PoE switches in the market. And for each type, managed PoE switch and unmanaged PoE switch are available. 8 port and 24 port PoE switches have been explained in previous posts. So today’s topic is about 48 port PoE switch managed vs unmanaged. 48 Port PoE Switch: Why Choosing Managed Over Unmanaged? 48 port managed PoE switch can expand the long-range flexibility of your network and adapt to changing environments. With organization grows, your business needs will continue to increase. So it is wise to deploy 48 port PoE switch which can respond to your dynamic business demands. 48 port PoE switch managed can be configured and it can prioritize LAN traffic to make the

The large amount of devices used by industrial applications such as transportation, public facility and manufacturing automation will give rise to the cables in a condition of disorder. With industrial devices becoming more power-hungry, the PoE technology wins a good reputation among users with the capability to provide higher power and reduce the number of cables required. In this article we will discuss what is PoE switch and what is a PoE switch used for. What Is PoE Switch? PoE switch is a network switch which applies Power over Ethernet technology. When connected with multiple network devices, PoE switch can support power and data transmission over one Ethernet cable at the same time which dramatically simplify the cabling process and cut network cost. PoE switch can be classified into many types, such as 8/12/24/48 port PoE switch, or unmanaged and managed PoE switch. PoE Switch Applications PoE switch is mainly used with IP cameras, VoIP phones and wireless access p

With the passage of time and the development of information era by leaps and bounds, the demand for more bandwidth and data transmission to satisfy the ever-increasing number of operating systems and applications is becoming a cumulatively common trend. As the media types of transmitting signals, the popularization of SFP cable and Ethernet cable/twisted pair cable have been the tendency towards data center interconnection applications and can be ascribed to the domination of Cat5e copper cabling and 1000BASE-T over the years. So in this article, we will concentrate on the brief introduction to the cables: twinax vs twisted pair and their corresponding application considerations. Twinax vs Twisted Pair: What Is SFP Twinax Cable? Twinax vs twisted pair: how to understand the concept? SFP cable, sometimes called as 10G SFP+ cable, SFP+ DAC twinax cable, is a kind of high speed cable with Small Form Factor Pluggable Plus on either end. SFP twinax cable which displaces two optical mod

As an important component of networking accessories, HP ProCurve transceivers are wildly applied to their relevant switches or routes. HP SFP consists of three versions: revision A, revision B and revision C. Actually, there is no much difference between these three versions. Some enrichments will merely be added in the newest version. The “revision C” SFPs, such as J4858C, J4859C and J4860C, are supported in all ProCurve products with SFP ports. In this article we will introduce the basis of “revision C” and place emphasis on HP SFPs: J4858C vs J4859C. What Is J4858C? HP SFP J4858C transceiver module is a small form-factor pluggable Gigabit SX transceiver and designed for a wide range of HP equipment with high performance and reasonable price (FS.COM: US$ 10.00). J4858C SFP provides 1000Base-SX throughput up to 550m over multimode fibre (MMF) at a nominal wavelength of 850nm by using a LC connector. This transceiver is hot-swappable input/output device which allows a Gigabit Eth

Life is full of choices. When it comes to transceivers, there are also a wide range of modules that you can choose from, such as GBIC, SFP, SFP+, QSFP, CFP and other modules. While, when referring to Gigabit interface module, SFP module will usually come into our mind firstly. As a matter of fact, we have automatically neglected another Gigabit interface module: GBIC. So why would GBIC be gradually replaced by SFP? What are their common points and differences? The answers will be discussed in more detail at a later stage. The Conception of GBIC and SFP/Mini GBIC GBIC stands for Giga Bitrate Interface Converter which was quite popular in 1990s. The design can be used for hot plug with SC interface. The devices are economical since they help make the unnecessity for replacing entire boards at the system level a reality. By offering a standard and hot swappable electrical interface, one gigabit port can support a diverse range of physical media from copper to lon

DAC cable, or “Direct Attach Copper Cable”, is a type of copper cable which is similar to coaxial cable and also a form of high speed cable with SFP connectors on each end. As for the market nowadays, there are mainly three kinds of DAC according to the transmission rate: 10G SFP+ DAC, 40G QSFP+ DAC and 100G QSFP28 DAC in order to meet the increasing demand for cost-efficient delivery of more bandwidth. Today we will introduce the SFP+ DAC cable with the focus on types and advantages of SFP+ DAC cable. The Types of SFP+ Direct Attach Copper Cable SFP+ direct attach copper cable, also known as twinax cable, is an SFP+ cable assembly used in rack connections between servers and switches. It consists of a high speed copper cable and two SFP+ copper modules. It is widely used for short-distance and high speed Internet, such as gigabit network card, Gigabit switch, million server and etc. In general, SFP+ direct attach copper cable has two types, SFP+ active direct attach copper cable