Optical Transceivers
Network config

After the Firewall Replaces the Router, How Should NAT (Network Address Translation) Be Configured?

As someone who’s been through the rigorous grind of high school essay writing, delving into the realm of Network Address Translation (NAT) after switching out your router for a firewall is definitely an engaging yet intricate subject. If you’ve re...

Network config

What is a subnet mask?

In the realm of computer networking, subnet masks are a fundamental concept that helps in efficiently managing IP addresses. They serve as a bridge between the network and host portions of an IP address, facilitating the organization of networks. ...

Network config

What is anonymous FTP?

Industry OverviewAnonymous FTP (File Transfer Protocol) serves as a vital means of sharing files across computer networks without the need for specific user credentials. This method allows users to access and download files without registering or ...

Network config

Step-by-Step Teaching from Network Engineers: Three Modes of Switch Interfaces: Access, Trunk, Hybrid—How Many Do You Know?

In the ever-evolving realm of networking, getting the hang of switch interfaces is absolutely essential, whether you’re a seasoned network engineer or just someone with a keen interest in technology. Picture me as your friendly guide, ready to tak...

Network config

What is a point-to-point link?

In the world of telecommunications and networking, understanding the concept of a point-to-point link is essential. A point-to-point link is a dedicated connection between two endpoints that allows for the transmission of data directly from one to...

Network config

What is a router?

In the ever-evolving landscape of technology, routers are pivotal devices that facilitate the communication between networks. A router connects multiple networks, often creating a bridge between a local area network (LAN) and the internet. With ea...

Network config

Common Configuration Commands for H3C Switches, You Definitely Haven't Seen the Last One!

In today's fast-paced networking arena, H3C switches have become indispensable tools that every network administrator should get comfortable with. Mastering these switches is not just about memorizing commands; it’s about really understanding how ...

Network config

What is a node?

The concept of a node is central to various fields, including computer science, networking, electronics, and even biology. It's a versatile term that signifies a connection point, but its specific meaning varies by context. In networking, a node r...

Network config

What is a LAN?

LAN (Local Area Network) is a cornerstone of modern connectivity. This specialized network enables devices within a close geographical area, such as a single building or a campus, to communicate effectively. Think of it as a small, tight-knit comm...

Network config

What Are the Seven Reasons for Ping Failures? How Many Do You Know? The Last One Is Often Unknown to Network Engineers!

Ping failures can really test the patience of network engineers and IT professionals alike. Trust me, it’s not just about sending out a request and waiting for a response—it’s about ensuring that everything runs smoothly, and that’s where the trou...