Jessica Nelson Blog

 Static routing and dynamic routing are two fundamental methods used to manage the paths that data packets take through a network. Each has its own advantages and disadvantages, and the choice between them depends on the specific needs of a network. Here’s a comparison of the two: Static Routing: Definition: Static routing involves manually configuring routes in a router’s routing table. Once set, these routes do not change unless manually updated by a network administrator.  Advantages: 1. Simplicity: Easy to configure for small networks where routes are not likely to change frequently. 2. Predictability: Since routes are manually configured, network administrators have complete control over the traffic paths. 3. Low Overhead: Does not require any additional processing to discover routes, resulting in lower CPU and memory usage on routers. 4. Security: Less susceptible to routing attacks since routes are predefined and do not change without manual intervention.  Disadvan...

 Switches are network devices that operate at the data link layer (Layer 2) of the OSI model and are primarily responsible for directing traffic within a local area network (LAN). They utilize Media Access Control (MAC) addresses to identify devices on the network, enabling efficient data transmission. The primary reason switches direct MAC addresses is to ensure that data packets are delivered only to their intended destination, thereby minimizing unnecessary traffic and enhancing overall network performance. When a switch receives a data packet, it examines the source MAC address to learn which device sent the packet and updates its MAC address table accordingly. This table maps MAC addresses to specific switch ports, allowing the switch to forward future packets directly to the correct port associated with the destination MAC address. This method contrasts with routers, which operate at Layer 3 and use IP addresses to route traffic between different networks. While routers are r...

 Several organizations are involved in regulating the networking field, each focusing on specific aspects.  The Institute of Electrical and Electronics Engineers (IEEE) develops standards for networking technologies, particularly in wireless communication.  The Internet Engineering Task Force (IETF) focuses on the evolution of internet architecture and protocols, ensuring interoperability.  The International Organization for Standardization (ISO) creates global standards across various industries, including networking.  The International Telecommunication Union (ITU) is a United Nations agency that coordinates global telecommunication standards and policies.  Together, these organizations play crucial roles in shaping networking infrastructure, standards, and practices worldwide.

 Hello IT world, I am Jessica Nelson, Bachelors of Science Technology Major, follow me as I navigating through IT related topics weekly. My experience with the steady rise of remote work has been transformative and multifaceted. Initially, I embraced the transition as a welcome change from traditional office settings, enjoying the flexibility and autonomy that remote work offered. The ability to create a personalized workspace and manage my own schedule allowed for improved work-life balance, as I could better accommodate personal commitments alongside professional responsibilities. As remote work became more mainstream, I witnessed significant advancements in technology that facilitated this shift. Tools such as video conferencing software, project management platforms, and instant messaging apps became essential for maintaining communication and collaboration with colleagues. These technologies not only bridged the physical distance but also fostered a sense of connection among t...