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Latest Blogs

Common commands for Cisco devices can be bookmarked for backup!
Apr 11 , 2024

Common commands for Cisco devices can be bookmarked for backup!

As network technology continues to evolve, the management and maintenance of network devices is becoming increasingly important. As a network administrator or technical support personnel, proficiency in the common commands of Cisco devices is essential. The following are the common commands of Cisco devices organized by NetDu communication engineers for everyone, and friends who need them are recommended to collect them for spare time.
The role of the firewall in the network and the configuration of the steps in detail
Apr 03 , 2024

The role of the firewall in the network and the configuration of the steps in detail

In today's digital age, cybersecurity has become a major concern for businesses and individuals. With the popularization of the Internet and the development of technology, the risk of cyber-attacks is increasing. In order to protect the network from various threats and attacks, firewalls have become a crucial network security device. So what is a firewall and what is its role in network security?
Three ways of inter-vlan access in detail (with configuration steps)
Mar 25 , 2024

Three ways of inter-vlan access in detail (with configuration steps)

In a computer network, a switch is a key network device used to connect and manage communications between different devices. The interfaces of a switch can be configured in different operating modes to meet the specific needs of the network.
How to connect Cisco router and switch? (with configuration tutorial)
Mar 16 , 2024

How to connect Cisco router and switch? (with configuration tutorial)

Cisco switches and routers are vital components of the network architecture. Switches are responsible for transferring data within a LAN, while routers are responsible for transferring data between different networks. Configuring these devices is one of the key steps in building a stable and efficient network.
What is link aggregation and its importance in networking? (with configuration steps)
Mar 08 , 2024

What is link aggregation and its importance in networking? (with configuration steps)

In today's era, with the continuous expansion of the network scale, network users for the performance of the main link, bandwidth and reliability put forward more and more high demand. In the traditional technology, if you need to increase the bandwidth must spend a high cost to replace the interface board to support higher speeds, which undoubtedly brings unnecessary economic losses to the enterprise.
One scenario that takes care of the H3C switch Voice Vlan configuration!
Mar 04 , 2024

One scenario that takes care of the H3C switch Voice Vlan configuration!

As a network device with excellent performance, H3C switch not only has a good reputation in the market and a wide user base, but also performs well in a variety of use environments. So, when the H3C switch needs to be configured with Voice VLAN, what configuration steps are needed to realize it? Let's take a look.
Huawei router and switch connection configuration plan, two ways to get it done
Jan 30 , 2024

Huawei router and switch connection configuration plan, two ways to get it done

As a leading global ICT solutions provider, Huawei's router and switch products play a key role in building advanced network infrastructures. So how are Huawei's routers and switches connected in a network? Today, Linknewnet engineers teach you 2 ways.
How do medium to large organizations choose a managed switch?
Jan 23 , 2024

How do medium to large organizations choose a managed switch?

Managed switches provide organizations with more advanced network management and control capabilities, enabling them to build more secure, efficient, flexible and easy-to-maintain corporate networks. This is critical to meeting the growing business needs of organizations, improving employee productivity and securing data.
What are the most cost-effective Cisco switches?
Jan 18 , 2024

What are the most cost-effective Cisco switches?

Cisco, as the world's leading provider of networking solutions, has a high reputation for its switch products in the market. And among Cisco's switch series, the 9300 series is considered to be a highly cost-effective product.Cisco 9300 series switch is a highly reliable and high performance data center switch from Cisco. This series of switches utilizes state-of-the-art technology and design concepts to provide users with even better network performance and flexibility.
Difference between core switch and ordinary switch and the importance of core switch
Jan 09 , 2024

Difference between core switch and ordinary switch and the importance of core switch

In modern computer networks, core switches and ordinary switches are two key network devices, which have significant differences in network architecture and functionality. Understanding these differences and the importance of core switches is critical to building an efficient and reliable network.
What is the difference between switch cascading, stacking and clustering?
Jan 03 , 2024

What is the difference between switch cascading, stacking and clustering?

In a typical local area network (LAN) configuration, a gateway usually takes the form of a set of line ware or switches and a number of computers. However, as the size of the network continues to grow, the number of computers increases, and the need for higher performance increases, enterprise IT environments are gradually adopting more advanced technologies. In such an evolution, switches gradually replaced hubs, and interconnections between multiple switches gradually replaced a single switch
What are the differences between Cisco Layer 3 switches and Which is more cost-effective
Dec 27 , 2023

What are the differences between Cisco Layer 3 switches and Which is more cost-effective

Layer 3 switches play a crucial role in enterprise networks, connecting different subnets and providing routing capabilities. Cisco, a leader in networking equipment, has introduced several series of Layer 3 switches, each with unique features and benefits. This article will explore the differences between several Cisco Layer 3 switch series to help network administrators choose the best solution for their network needs.
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