Power over Ethernet or PoE technology finds uses in almost all industrial segments pertaining to business networks. This is because the technology enables data and power transmission over a single cable through separate lines. PoE is mainly designed for wired Ethernet as well as fiber optic networks. As far as fiber optic networks are concerned, you can connect a PoE switch and use a media converter along with it for transmission signal conversion. PoE is gaining momentum owing to the simplicity and efficiency it assures, and saves on external electric supplies for powering devices. Like other technologies, POE is administered through several PoE devices, such as PoE switches. There are different versions of Power over Ethernet switches in use today – PoE switches, PoE+ switches, and PoE++ switches. Would you like to know more about these switches? If that sounds yes, then this post answers everything about these devices. So, stay tuned. Read More
The demand for fiber optics is increasing by the day, and hence it is crucial to understand the ports and network devices used here. This helps select the right devices with the required power and configuration. SFP or small form factor pluggable module is a transceiver that can be connected to an SFP port on a switch in the network. These modules are designed to connect fiber optic cables in the network. They are similar to RJ45 connector ports used to connect copper cables. These are used for data as well as voice communication applications and offer immediate connectivity. RX and TX stand for receiver and transmitter sensitivity which is an important part of the optical power calculation. This post discusses the ways to identify RX/TX optical power on SFP modules. Read More
Meeting the ever increasing network speed demands can be challenging if you are using a legacy network. Not just the old wired network but even wireless networks have issues in terms of seamless connectivity and signal attenuation. Wireless routers connected to modems do not work well beyond 30 meters. Also, they have issues in bad weather conditions. Considering all these challenges, fiber optics has gained traction over the last few years and is estimated to grow even further as per some research reports. Fiber optics works on optical signals which are sent over a fiber optic cable. While it is a wired network, these cables have fiberglass strands inside which reflect the light that penetrates the transparent cables. But do these networks use fiber optic modems? Yes, they do, and they are absolutely reliable. This is one factor why they find applications in advanced and complex industry segments. This post discusses the benefits of using fiber optic modems and beyond. Read More
VoIP, remote monitoring, as well as networked video surveillance, are a few applications that have gained immense popularity in recent years. These applications have different bandwidth requirements and are widely used in residences, offices, and industrial facilities. Owing to their high dependability, the users of these applications cannot afford delays. Most legacy IP networks are designed for First-in-First-Out standards, which means some devices may face delays, thereby causing some disruption to schedules. This is where the Quality of Service (QoS) makes a difference. This article explores QoS in detail and offers you insights in their increasing role in business networks. Read More
Networks- whether private or the ones connected to the internet have growing demands from businesses, in terms of speed, connectivity, bandwidth, distance, and other factors. This is how the demand for fiber optics picked up because of benefits they offer. However, rather than fully upgrading to fiber optics, most businesses find it economical and sustainable to blend fiber optics into their existing copper cable network. You can achieve this with good quality fiber switches, connectors, SFP modules, media converters, and so on. SFP transceivers are small form factor pluggable transceiver-receiver modules which establish connectivity between a network device such as a switch and a copper or fiber optic cable. There is a variety of SFP modules with their advanced versions such as SFP++, and so on available in the market. So, choosing an SFP transceiver must be based on your application requirement, device compatibility, and so on. This post offers tips on choosing SFP transceivers and why VERSITRON SFP modules are better than other choices in the market. Read More
Building a network with minimum cables has become an important requisite for businesses these days. This is because cable cluttering may result in confusion and accidents if not managed properly. Fortunately, several technologies have been developed to accomplish this. HDMI Over IP and HDBaseT are increasingly popular and have gained immense acceptance owing to their beneficial features. Both HDMI over IP and HDBaseT distribute high-definition video signals from a single source to multiple screens using the existing Ethernet infrastructure. The distribution of video signals is performed using devices such as switches, adapters, splitters, and so on. However, both technologies do it differently. Whether to choose HDMI Over IP or HDBaseT largely depends upon your application needs. This post discusses HDMI Over IP and HDBaseT in detail. Read More
Simple Network Management Protocol (SNMP) is one of the popular network protocols that are used by network engineers to monitor the network traffic and performance. SNMP is a protocol for the application layer, and is an integral part of the Transmission Control Protocol/Internet Protocol (TCP/IP) Protocol suite. It is identified by the Internet Architecture Board (IAB) for information exchange between network devices. SNMP is an important feature of managed switches, which is configured prior to use. Having said that, you will find this feature on most branded managed switches. VERSITRON is one of the leading manufacturers of managed and unmanaged networking switches in the US. These switches have been an integral part of robust fiber optic networks for several years now. If you are using any of VERSITRON’s managed switches, you may want to know how to configure SNMP on managed switches, isn’t it? If yes, this post leads you through the configuration steps and also provides you insights on SNMP and features. Read More
Wavelength division multiplexing or WDM has gained immense traction over the last few years. It has been the preferred choice of technology for transporting massive data in the form of light signals over a fiber cable. By doing so, it maximizes fiber network capacity and avoids excess wiring. Initially, this classic technology has been used by various private carriers and service providers. However, with consistent upgrades and unmatched technical improvements, it has been widely adopted by governmental organizations, privately owned data centers, corporate empires, and many more. Are you intrigued to know more about WDM technology? This post attempts to answer every question you might have regarding wavelength division multiplexing. Read on to know more. Read More
Industrial Ethernet switches are a crucial part of data transmission and communication networks. The Ethernet network switches are ideally used in the high-capacity industrial networks for controlled transmission. In industrial applications like factory automation networks, business communication, security and surveillance networks, etc the Ethernet switches, are of great significance. Also, several industries adopt serial to Ethernet networks where the Ethernet switches and serial communication devices are of the same significance. Despite the advanced capabilities of industrial Ethernet switches, there are several industrial Ethernet switches challenges for future applications that are foreseen by industry experts. The challenges foreseen are certainly due to rapidly evolving technologies and demanding industrial Ethernet networks. That is why futureproofing the industrial Ethernet switches have become a necessity for network managers. However, without knowing the challenges, it is not possible to futureproof the Ethernet switches. This is why this post discusses industrial Ethernet switches challenges that may be faced in the future. Read More
A video multiplexer, which is popularly known as a CCTV multiplexer or video mux, is used in video surveillance systems with complex monitoring requirements. They allow multiple videos to be combined and displayed in different grid views on a single monitor. For instance, in legacy security systems, video multiplexers combine videos from multiple CCTV cameras to be recorded on a video surveillance VCR. Most of the video multiplexers support both analog CCTV cameras and modern HD-over-Coax Cameras. Are you intrigued to know more about them? This post answers all the questions you may have regarding video multiplexers or CCTV video multiplexers. Read More
Optical transceivers are an integral part of fiber optic networks. Owing to the growing demand and quality requirements of the optical transceivers, most times manufacturers and suppliers ensure that each individual device has been tested properly. Thus, testing their performance is important. Fiber optics is a multi-parameter technology, so several factors must be considered while testing the optical transceivers. This is why multiple tests are performed by industry experts to inspect and analyze the quality and performance efficiency of optical transceivers. Read More
Industrial Ethernet networks often demand extended reach for data transmission. Industrial Ethernet networks consist of multiple data terminal equipment (DTE) and data communication equipment (DCEs) integrated together. To transmit data from the DTE to DCEs, Ethernet-compliant transmission media such as copper cables, fiber optics cables, etc are utilized. In modern industrial Ethernet networks, fiber optics has become a highly preferred choice due to its efficiency, data security, transmission speed, and higher bandwidth, etc. Read More
RJ45 is one of the popular Ethernet interfaces where RJ stands for registered jack. A registered jack (RJ) is basically a standardized telecommunication network interface. There are multiple types of registered jack (RJ) interfaces such as RJ45, RJ11, RJ14, RJ25, RJ45, etc. However, the RJ45 interface enables connection to local exchange carriers or long-distance carriers for voice and data transmission. In wired communication, the RJ45 interface is of great significance. It is most applicable in wired twisted-pair connections. There are different devices available that are compliant with the RJ45 jack interface such as RJ45 cables, switches with RJ45 connectors, etc. However, before utilizing or integrating these devices in your Ethernet network, it is essential to understand the RJ45 interface properly. This post offers insights into the RJ45 interface, its importance in Ethernet connections, and its related devices. Read More
The data between two computers is exchanged in either of the two transmission modes – serial or parallel. Although most of us use computers, laptops, and several network devices, we are largely unaware of these data transmission types. These types are similar and dissimilar in many ways. This post introduces you to these types and also compares them to help you understand their differences. Read More
A fiber optic network utilizes several equipment featuring components like transmitters and transponders. These components although not clearly visible or recognized by many, perform a very important role in the functioning of the network. Many times, fiber optic transponders and transceivers are perceived to be the same due to their similar names. However, they differ in terms of applications and designs. How do they differ? What purpose do they serve in fiber optic networks? Which is more important - an optical transceiver or an optical transponder? This post gives an overview of optical transceiver vs. transponder, thereby helping you find answers for all the above questions. Read More
Transceiver modules are an integral part of a network and play a crucial role in data transfer in telecom as well as video, audio, and text communication applications. These are used to connect to a switch or a cable in a network. There are various types of transceiver modules. SFP or Small Form Factor Pluggable modules are the most widely used. Most of these modules support 10/100/1000 Base T Ethernet as well as fiber ports. Some of these are interconvertible; for instance, SFP+ can be converted to QSFP as the latter is a newer version, and so on. This post discusses various methods of converting these transceiver modules. Read More
The fiber optics networks and hybrid (copper-fiber) networks feature multiple network switches. These switches are integrated with the transmission cables to direct the data to addressed receiving devices. The switches also act as pilot devices when it comes to terminating or forwarding the stream of data. Since the operation of the Ethernet networks is highly dependent on these switches, it is essential to have the switches updated to the best potential. Since the high-capacity networks rely on wireless networks, the switches commonly operate on IP protocols or Wi-Fi. No matter if the network switches are wired or wireless, it is essential to upgrade them for the best performance. That is why this post discusses different reasons to upgrade switches, demanded frequency of upgradation, and the process of replacement in terms of the network switch replacement cycle. Read More
PoE or Power over Ethernet is basically a technology wherein both electricity and data are transmitted over a same cable through separate lines. So, cables here actually perform a dual function of data and power transmission over the network. There are various PoE devices such as PoE injectors, PoE switches, PoE media converters, and so on which are installed especially in blended networks such as copper and fiber ones. PoE injectors and switches perform specific roles, and either of them can be used in a network. But, how to choose or differentiate between these two devices. This post discusses the details of injectors and switches as well as their differences. Read More
Ethernet technologies have evolved over the years. The term Fast Ethernet has been popular since 1995, when it was covered under IEEE802.3u standard. Fast Ethernet is designed to carry the traffic at the rate of 100 mbit/s at the physical layer in the local area networks (LANs). Based on this speed, the cables are termed as 100Base TX. For a long time, these cables were referred to as 100 Base-T cables. The 100Base TX cable has replaced the earlier versions of coaxial cables – 100Base-T and 100Base-2. Read More
Gaining an understanding of different serial communication protocols is important for industrial, commercial, and domestic users to mitigate challenges arising from increasing data transmission requirements. Over the years, various serial communication protocols have gained priority. RS232, RS423, RS422, and RS485 are few popular serial communication protocols widely used across the globe. Of these, R232 is the most popular protocol used for all major computers available today, and RS485 is one of the most versatile communication standards defined by the EIA. While a lot has been written about RS232, RS485 is sparingly discussed. This post focuses on RS-485 standards and their implementations. Read More
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