Mujtaba Khattak
Mujtaba Khattak is a network solutions architect specializing in SD-WAN, cloud infrastructure, and network optimization. He holds a BS in Artificial Intelligence from SZABIST, an MBA from Virtual University (VU), and Cisco certifications (CCNA and CCNP). As the founder of NetworkUstad.com, Mujtaba authors technical guides and tutorials on networking, cybersecurity, and AI applications, with over 160 published posts. He bridges AI innovation with practical networking solutions to empower IT professionals and enthusiasts.
Some Cosmetic Box Ideas That You Can Share With Your Friends
The Tier 1 NOC engineer stared at a dashboard showing 94% interface utilization on the core switch stack. The immediate fix was a QoS policy that rate-limited Instagram and TikTok traffic to 2 Mbps per user. The executive team praised the “network optimization.” In reality, nothing was optimized — the congestion merely became less visible...
Why is technology important in your direct-selling business?
In today’s digital age, technology plays a vital role in the success of any business, including direct-selling. With the rise of online shopping and social media, direct-selling companies must adapt and leverage technology to stay competitive. In this article, we’ll explore the importance of technology in direct-selling and how it can help you grow your...
How Stay At A Halfway House Should Be Like?
A halfway house in networking isn’t what most IT professionals think it is. Ask a CCNA candidate what sits between a standard Layer 2 switch and a full Layer 3 router, and they’ll describe a device that does a bit of both but excels at neither. That conceptual gray zone is exactly where the term...
Get some advanced facts about Fritz Box 7560 WiFi Mesh
We are discuss about Fritz Box 7560 WiFi Mesh device. Today’s our whole world is streaming more than ever and they use the internet more than necessary. All the people bring their favorite series to your homes, apart from this it is also to watch their favorite discovering channel, an exciting documentary movie, or streaming...
Frame Relay Encapsulation – Exclusive Explanation
As we discussed earlier, Frame Relay is working on the Datalink Layer of the OSI Model. So, it takes data packets from the upper layer of the OSI model, encapsulates the data into the Frame Relay frame, and then passes the frame to the physical layer of the OSI Model for delivery on the network....
Multiple Virtual Circuits (VCs) – Briefly Explained
Frame Relay is a multiplexing technique that transmits only one frame at a time. Multiple virtual circuits can be used on a single physical line. The Frame Relay Access Device (FRAD), or router connected to the Frame Relay network, may have multiple virtual circuits linking it to different endpoints. Multiple VCs on a single physical...
Password Authentication Protocol (PAP)
PPP support different option that can be configured optionally. One of these options is authentication. The authentication option provides a method to negotiate the use of a particular protocol for Authentication. By default, authentication is not required. Password Authentication Protocol (PAP) and Challenge Handshake Authentication Protocol (CHAP) can be used for PPP links authentication which...
Parallel port
Parallel ports usually used for connecting printers, computers, and other devices that required high bandwidth. The port is also used for interconnection between interior components of the devices. Parallel ports can be transmitted simultaneously over multiple wires. Theoretically parallel port is eight-time faster than a serial port. The serial port sends one bit while at...
Wireless internet
Wireless internet uses wireless connectivity via radio waves instead of wires on a personnel computer, laptop, smartphone etc. Initial wireless technologies lack the high speed of broadband internet connection e.g cable and DSL, but the latest wireless technologies cover the gap. Wireless Internet service providers (WISP) typically provide wireless internet services to home users and...
What is Frame Relay? Exclusive Introduction
Frame relay is a packet-switching telecommunication service designed for interconnecting enterprise LANs. Being a student of networking, it is important that you know about all the emerging WAN technologies. To stay up-to-date with emerging and developing technologies, you may know the following alternate options available for WAN connectivity. Frame Relay Broadband DSL Broadband cable modem...