Top articles

• Will CPAK 100G Transceiver Module Thrive in 2017？

  21 avril 2017 ( #CPAK, #CFP, #CFP2, #CFP4, #QSFP28, #100G QSFP )

  Currently, prices on 100G optical transceivers have been dropping faster than those devices at 40G, which drives customers to migrate to 100G directly instead of turning to the intermediate 40G Ethernet. For example, QSFP-40G-SR-BD ($300) costs higher...

• Good Forecasts for Global Optical Fiber Cable Market

  05 janvier 2018 ( #optical fiber cable, #optical fiber cable market, #optical fiber, #Submarine Optical Fiber Cable, #FTTx, #Fiber optic cable )

  An optical fiber cable uses light wave for voice and data transmission, its data transmission capacity is 4.5 times more than conventional copper cables. So in the past several decades, we have seen that fiber optic cables are superior to traditional...

• 24-Port Gigabit Switch Selection

  09 janvier 2018 ( #24 port gigabit switch, #24 port gigabit managed switch, #24 port switch, #Ethernet switch, #Gigabit Switch )

  An Ethernet switch acts as a bridge to connect different parts of a network together. Although many routers also possess the network switching capabilities and multiple Ethernet ports, the Ethernet switch is not the replacement for routers. It is worth...

• Several 100G DWDM Solutions for Arista 7500E Series

  31 mars 2017 ( #Arista 7500E, #100G QSFP, #QSFP28, #CFP2, #DWDM solution )

  To keep up with the global demand for higher bandwidth, Arista has designated 7500E series switch to address 100G long-hual dense wavelength division multiplexing (DWDM) connectivity. Arista 100G interconnect solution combines Layer 2/Layer 3 switching,...

• What Are OM1, OM2, OM3 and OM4 Fiber Patch Cable?

  11 septembre 2017 ( #multimode fiber, #OM4 fiber, #OM3 fiber, #OM3 Vs. OM2, #OM1 )

  Fiber optic cable can be divided into several types. Usually we see single-mode and multimode fiber types available on the market. Multimode fibers are described by their core and cladding diameters. The diameter of the multi-mode fiber is either 50/125...

• The ABCs of Tunable SFP+ & Tunable XFP DWDM Optics

  14 novembre 2017 ( #tunable optics, #tunable SFP+, #tunable XFP, #tunable DWDM transceiver )

  Tunable XFP transceiver and tunable SFP+ transceiver are the hot-swap DWDM Tunable optics used in 10Gbps SONET/SDH, Fibre Channel and Gigabit Ethernet applications. Tunable DWDM transceiver is a unique device which allows customers to set the channel...

• How to Pick the Ethernet Cable for Your Home Network?

  18 novembre 2016 ( #Ethernet cable, #cat 5e, #cat 6, #cat 7 )

  It is a pretty expensive process to set up a home network since you need to purchase all the related devices (router, switch, modem, Ethernet cables and so on) and hire a seasoned optical technician to do the cabling job. But bear in mind that there is...

• SFP-25G-SR & SFP-25G-LR SFP28 Optical Transceivers for 25G to 100G Migration

  27 mai 2017 ( #SFP28, #25G SFP, #25Gbe, #100GbE )

  25G Ethernet was treated as the “new” 10GbE technology once it came out in 2014. Similar to 10G Ethernet that was based on 1 x 10Gbps lane scheme, 25GbE physical interface delivers 1 x 25Gbps more data. 25GbE technology with one single lane obviously...

• Mikrotik Vs Ubiquiti – Which One is Better for Home Network?

  13 juillet 2017 ( #Mikrotik Vs Ubiquiti, #QSFP28 modules, #Ubiquiti Unifi switches, #Mikrotik router )

  Ubiquiti Networks and Mikrotik were the rising stars in telecom field for the past year and a half, I have heard various fiber optic technicians telling me that Ubiquiti is better suited wireless applications while Mikrotik is excellent at what it does...

• TP-Link 8-Port TL-SG1008D Desktop Switch

  25 octobre 2017 ( #fanless switch, #ethernet switch, #unmanaged switch, #desktop switch )

  Ethernet switch usually acts as a hub that connects network devices and segments together while having the intelligence to send data where it needs to go. There are both managed and unmanaged switches. Managed switch as the names implies, can be programmed,...

• Introduction to Semiconductor Optical Amplifier (SOA)

  11 août 2017 ( #optical amplifier, #edfa, #semiconductor optical amplifier, #wdm )

  Optical amplifier, with the introduction in 1990s, conquered the regenerator technology and opened doors to the WDM technology. It is mainly used to amplify an optical signal directly, without the need to first convert it to an electrical signal. There...

• How to Choose Fiber Optics for Mellanox ConnectX Ethernet Adapter Cards?

  14 avril 2017 ( #Mellanox Cards, #ConnectX Ethernet adapter cards, #ConnectX-3, #ConnectX-2 )

  Mellanox ConnectX Ethernet adapter card provides high-performance networking technologies by utilizing IBTA RoCE technology, delivering efficient RDMA services and scaling in ConnectX-3, 4, 5, 6 EN 10/25/40/50/56/100/200GbE connection. The Mellanox ConnectX...

• How to Choose Between Coaxial Cable, Twisted Pair and Fiber Optic Cables?

  10 novembre 2016 ( #fiber optic network, #coaxial cable, #twisted pair )

  As enterprises are striving for high reliability and performance as well as seamless data access and reporting, industrial networks are becoming more sophisticated. In terms of cabling solutions, it is essential to use the industrial Ethernet cable to...

• Guide to Several Materials in Fiber Optic Cable Construction

  25 octobre 2016 ( #fiber optic cable, #PVC, #armored cable )

  Fiber optic cable is considered as one of the most effective transmission medium today for safe, and long-reach communications, and it also offers a number of advantages over copper. In general, fiber optic cable consists of a core, cladding, coating,...

• Introduction to Patch Panels

  04 janvier 2017 ( #patch panel, #cat5e patch panels, #cat6 patch panels )

  Different systems have a functional unit that serves as a central location for monitoring and connecting circuits. In the case of optical cabling, patch panels represent the functional unit, which are used to connect and disconnect equipment. Without...

• Cisco Vs Huawei – Which One is the better Choice for Ethernet Switches?

  27 juillet 2017 ( #Cisco Vs Huawei, #Cisco switches, #Huawei switches )

  Cisco, as the big brother in the telecom industry, has dominated the market of networking devices (like routers and switches) for a long time. No one can compete with him. Huawei, however, is the rising star in Chinese market. It ranked 83rd in the latest...

• 100G Direct and Breakout Cabling Solutions

  18 octobre 2016 ( #QSFP28, #CFP, #QSFP breakout cable )

  With the emerging high-speed network standards and rapidly advancing technology, fiber optic network is driven to meet the growing demand for faster access to larger volumes of data. Although 10G/40G Ethernet becomes the mainstream of telecommunication...

• Was ist der Unterschied: OM3 vs OM4

  07 mai 2018 ( #LWL multimode, #LWL OM3, #OM4 kabel )

  OM3 und OM4 sind zwei gebräuchliche LWL Multimode, die in lokalen Netzwerken verwendet werden, typischerweise in der Backbone-Verkabelung zwischen Telekommunikationsräumen und im Datenzentrum zwischen Hauptnetzwerk- und SAN-Switches (Storage Area Network)....

• Using Pre-terminated Cat6 Cable For Signal Extension

  12 octobre 2017 ( #cat6 cables, #cat5 cables, #pre-terminated cabe )

  Thanks to the complexity of the fiber optic installation and audio video system, the need for sending multiple signal types and control over long distances has increasingly become intense. Ethernet cables like Cat 5e, Cat 6 and Cat 7, is an indispensable...

• ABC of GPON SFP: Understanding GPON OLT / ONU / ONT SFP Module

  19 janvier 2018 ( #GPON SFP, #GPON OLT SFP, #GPON ONU-ONT SFP Module )

  Since the advances in Ethernet technology, “last mile” connectivity is expected to realize between the network backbone and local area networks (end users). Gigabit Passive Optical Network (GPON) is a cost-effective point-to-multipoint access network,...

• Why Third-party 40G QSFP+ Transceiver, Instead of OEM QSFP Module?

  25 août 2017 ( #40G QSFP, #40G transceiver, #40G module )

  For the data center or network upgrade, 40G network is a trending choice. Then where do you buy the 40G QSFP transceiver? Will you choose an OEM one or a third-party one? There are some differences between third-party 40G QSFP transceiver and OEM 40G...

• An Eye on the Copper Patch Panels

  05 février 2017 ( #24 port cat5e patch panel, #cat6 patch panels, #cat5e patch panels )

  Are you tired of messy network? As the world embraces the increasingly faster data-rate network, IT managers felt great stress over the inability to organize and create a neat rack mounted environment. Patch panels allows the easy management of patch...

• HP SFP-Module Basis: J4858C vs J4859C

  31 mai 2018 ( #SFP-Modul, #J4858C, #J4859C )

  Als wichtiger Bestandteil des Netzwerkzubehörs werden die HP ProCurve-Transceiver sehr stark auf ihre relevanten Switches oder Routen angewendet. HP SFP besteht aus drei Versionen: Revision A, Revision B und Revision C. Tatsächlich gibt es keinen großen...

• Four Basic Elements in a WDM System

  10 juillet 2017 ( #WDM, #DWDM, #MUX )

  We know that fiber can carry more data over long distances than any other physical medium. That makes fiber a very precious material. And how to make the most use of your fiber plant becomes a question. So there comes Wavelength Division Multiplexing...

• How to Build 10G Network Within Budget

  12 juin 2017 ( #Cat6a cable, #SFP 10G DAC, #10GbE )

  Modern business have become increasingly digital for cloud and data center application, which means everything from sales and marketing to service and support, rely heavily on a fast and reliable network. In 2017, Gigabit Ethernet data rate is no longer...