RS-Tech - Router Switch Blog

How to Choose DNA Licenses for Cisco Catalyst 9200 and 9500 Switches?

Posted on October 24, 2019 by RS-Tech | 0 Comments

Recently, Cisco Catalyst 9000 switches are hotter than their old brother, like Catalyst 3850, Catalyst 2960X and so on. In the 9000 family, Catalyst 9200 series is going to replace…

What is the O-RAN in the Area of Access Network?

Posted on October 22, 2019 by RS-Tech | 0 Comments

Recently, O-RAN is popular in the market of access network. As a new technology architecture that was born less than two years ago, the rise of O-RAN is indeed amazing, attracting…

What is the difference between Cisco ASA5500-X and FirePOWER 2100 series?

Posted on October 17, 2019 by RS-Tech | 0 Comments

Cisco ASA5500-X vs. FirePOWER 2100? In fact, these two series are not designed for the same market. Which should we choose? It depends on the needs and deployments of our…

How Does Optical Fiber Transmit Signal?

Posted on October 15, 2019 by RS-Tech | 0 Comments

The word “Internet” is not known at the moment, but it is unclear to ask what it is. We know that it can do a lot of things online, and…

Cisco IE Switches Comparison: IE1000 vs. IE2000 vs. IE3000 vs. IE4000 vs. IE5000

Posted on October 10, 2019 by RS-Tech | 0 Comments

What is the Cisco IE switch? Cisco IE switch means the Cisco Industrial Ethernet switch, which is designed for rugged environments and to meet the specific needs of industries such…

What is the NB-IoT?

Posted on October 8, 2019 by RS-Tech | 0 Comments

There are many types of IoT wireless access technologies, including short-distance communication technologies (such as Zigbee, WiFi, and Bluetooth), and long-distance wireless communication technologies (such as LoRa, SigFox, eMTC, and…

What are the Cisco 100G CPAK, QSFP-100G, CFP2, CXP and CFP Modules?

Posted on September 30, 2019 by RS-Tech | 0 Comments

As the technology develops, now there are not only 1G, 10G transceivers in the market, but also 100G, 40G and 25G optical modules. To meet ever growing bandwidth requirements of…

Optical Access Network Case Design for Commercial and Residential

Posted on September 26, 2019 by RS-Tech | 0 Comments

As optical access network is developing more and more, commercial and residential will be have more needs of this network deployment. Now most of these environments have deploy copper wire…

What is Huawei Atlas AI Computing Platforms?

Posted on September 24, 2019 by RS-Tech | 0 Comments

At the Huawei Connect Live 2019, Huawei announced the launch of its overall computing strategy for the first time. This means that computing strategy will become one of Huawei‘s core…

Cisco FirePOWER Series Comparison: FirePOWER 1000 vs 2100 vs 4100

Posted on September 19, 2019 by RS-Tech | 0 Comments

Besides Cisco ASA5500 series firewalls, we know there are also FirePOWER series, like FirePOWER 1000, FirePOWER 2100, FirePOWER 4100, etc. Unlike ASA5500 which is only one series, FirePOWER provide various…

5 Tips of USB 4.0

Posted on September 12, 2019 by RS-Tech | 0 Comments

USB 4.0 is Coming! First announced in March this year, USB 4.0 (formerly known as USB 4) has been officially launched and is a major update to the USB 3.2…

A Review of Huawei 5G CPE Pro

Posted on September 10, 2019 by RS-Tech | 0 Comments

Recently, Huawei 5G CPE Pro (H112-372) is very hot in the 3C market. This 5G WiFi router said it can help us enjoy 21 times speed than 4G. Is it…

11 Protocols of IoT You need to know

Posted on September 5, 2019 by RS-Tech | 0 Comments

If you are interested in IoT, do you know those protocols of IoT? As we all know, WiFi, Bluetooth, ZigBee are the communication technologies, but there are also other new…

What is the difference between ADSL and FTTH?

Posted on September 3, 2019 by RS-Tech | 0 Comments

How do you connect the Internet at home? ADSL or FTTH? Although you don’t focus at communication technologies, you may have heard about these words, ADSL, ADSL2+, optical fiber, fiber-to-home,…

Huawei FTTH & POL Solution Products Portfolio: OLT, ONU, ODN and ONT

Posted on August 29, 2019 by RS-Tech | 0 Comments

FTTH (Fibre to the Home) is one of the Optical Fiber Communication technologies. It connects the Internet to our home directly via fibre. POL (Passive Optical LAN) is a passive…

8 Key Technologies of 5G

Posted on August 27, 2019 by RS-Tech | 0 Comments

8 Key Technologies of 5G 5G now has come into our lives but do you know how to develop 5G technology? In this article, we will talk about the 8…

Cisco Switches vs. Dell Switches

Posted on August 20, 2019 by RS-Tech | 0 Comments

As we all knew, Cisco is the best brand of Networking devices. It provides a large scale of switches to meet various customers’ needs. For Dell, you may say “I…

Optical Communication Terminology Cheat Sheet

Posted on August 15, 2019 by RS-Tech | 0 Comments

Are you studying the Optical Communication? Are you confused about so many terminologies? Here I share you a cheat sheet of this knowledge. Keep it now! ADM Add Drop Multiplexer…

9 Benefits that 5G Can Provide while 4G Can’t

Posted on August 13, 2019 by RS-Tech | 0 Comments

As some manufacturer produced 5G mobile phones, 5G routers, and other devices, the 5G life is not a dream now. We all know the most important benefit of 5G is…

FTTx Solution: What is the difference between ONU and ONT?

Posted on August 8, 2019 by RS-Tech | 0 Comments

In the project of the Optical Fiber Access Network, the end-user has two nouns, ONU and ONT. However, many people are not quite sure what the two words mean. The…

Huawei OLT EA5801 Models: EA5801-GP08 and EA5801-CG04

Posted on August 6, 2019 by RS-Tech | 0 Comments

Huawei OLT (optical line termination) series devices provide customers various sub-series for their different needs. I have introduced the popular series EA5800 before, in this article, I will introduce the…