Hardware - Router Switch Blog

Hot OTN & MSTP Series of Huawei Transmission Network

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

Huawei Transmission Network hardware is one of the most professional and popular devices in the market. Without the transmission network, we will be hard to connect the Internet! In this blog, I will introduce you the hot series of Huawei…

Cisco Wireless AP vs. Aruba Wireless AP

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

As the one of the top networking companies in the market, Cisco provides us many wireless access points to meet various business needs. However, Aruba AP also is the popular brand in the market. Which is better or more suitable…

What is the Difference of CWDM, DWDM and CCWDM?

Posted on November 7, 2019 by RS-Tech | 1 Comment

First, we should know what the WDM is. WDM (Wavelength Division Multiplexing) combines a series of optical signals with different information but different wavelengths into one bundle and transmits them along a single fiber. At the transmitting end, they are…

Cisco SMB Routers Comparison: RV100 vs. RV200 vs. RV300

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

Small business network needs those compact, easy-to-use and cost-less devices. For this demand, many networking devices company provide SMB networking products, including Cisco. Besides Cisco SMB Switches, there are Cisco SMB routers, the RV series. Cisco Small Business RV Series…

Don’t Focus on SD-WAN, You Need to know about the SD-Branch

Posted on October 31, 2019 by RS-Tech | 0 Comments

Software-defined wide area network (SD-WAN) is gaining momentum, most of the enterprise’s technology can adapt to SD-WAN optimization, and the way providers provide services is constantly changing. There is also a trend in the industry to create a software-defined branch…

What is the Transmission Network? 7 Concepts You need to know!

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

The transmission network is an important part of the communication network. Without it, data communication is not possible between different devices on the network. In this blog, we will discuss the main concepts of transmission network. Transmission Network The transmission…

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 the Catalyst 2960X/XR and Catalyst 9500 will be the replacement…

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 business. However, both of ASA5500-X and FirePOWER 211 are the…

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 the use of Internet technology has created many super-big companies.…

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 as smart cities, machine building, manufacturing, and more. Cisco IE…

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 service provider and data center networks, 100 Gigabit Ethernet was…

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 access network, buy Optical Access networks will replace the copper…

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 strategies in the future when the computing industry is turning…

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 sub series, what are their differences? Let’s compare. Overview of…

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 only know that they have servers and storages”! However, Dell…

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 SmartAX EA5801 series. (Read the OLT Device Introduction: Huawei SmartAX…

OLT Device Introduction: Huawei SmartAX EA5800 Series

Posted on July 25, 2019 by RS-Tech | 0 Comments

What is the OLT? An optical line termination (OLT), also called an optical line terminal, is a device which serves as the service provider endpoint of a passive optical network (From Wikipedia). This image tells you where the OLT is…

The Types Comparison of SFP and QSFP

Posted on July 18, 2019 by RS-Tech | 0 Comments

The small form-factor pluggable (SFP) is a compact, hot-pluggable network interface module used for both telecommunication and data communications applications. We always see them in those SFP slot of routers, switches, and others. Both of SFP and QSFP have the…

3 Questions to Consider when Choosing Juniper Security SRX Gateways

Posted on July 16, 2019 by RS-Tech | 0 Comments

3 Questions to Consider when Choosing Juniper Security SRX Gateways Juniper Network company is one of the network hardware manufacturers, which want to bring simplicity to networking with products, solutions, and services that connect the world. So, they produce routers,…

Intel or AMD? 10 Tips Help You Choose CPU

Posted on July 9, 2019 by RS-Tech | 0 Comments

As we all know, the current world’s processor giants are Intel and AMD. The overall gap between the two is not big, but AMD still ranks behind Intel with a weak gap. Then, when we choose CPU, which one is…

How to Identify the Naming of Your Dell PowerEdge Servers?

Posted on July 4, 2019 by RS-Tech | 0 Comments

Now, look at this screenshot from Dell.com, we will find there are various Dell PowerEdge rack servers. Except rack servers, there are also tower servers, modular servers, and others. SO, as there are various letters and numbers of the servers’…

Fortinet FortiGate NGFW Comparison: High-end Series vs. Mid-range Series vs. Entry-level Series

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

Fortinet firewalls, the Fortigate series provides various levels of next-generation firewalls to meet the different demands. This ensures that enterprise campus, core data-center, or internal segments, FortiGate can fit seamlessly into customers’ environment. However, FortiGate family includes High-end NGFW, Mid-range…