Network & Infrastructure

Vast data flows through networks constantly. Bytes exchanged per session impact network overhead, significantly affecting bandwidth usage. For example, a single 4K video stream generates 25-40 MBps (Netflix, 2023), while IoT devices add 1-5 KB per transaction (Cisco, 2024), driving overhead up by 15-20% in mixed-use networks (Gartner, 2022). Each transaction’s round-trips show us latency,…

In the world of internet and network reliability, the stakes are high. More than two-thirds of IT and data outages cost businesses over $100,000. This is according to Uptime Institute’s Annual Outage Analysis. It shows how network disruptions can harm companies of all sizes. But, what if we could prevent or avoid many of these…

In USA an globally a 35% boost in IT service reliability is seen in companies with a dedicated server team. Network servers are key in data centers, supporting digital businesses. They manage huge data, run complex apps, and help with smooth global network communication. Regular updates and patch management can make servers 50% more stable. This…

Imagine technology that lets data centers miles apart work together seamlessly. Cisco’s Overlay Transport Virtualization (OTV) makes this possible. It wraps Ethernet frames in IP packets for Layer 2 connectivity across distances. This technology doesn’t change your network setup. At least two Cisco OTV edge devices are used at each data center for reliability. This…

Did you know VLANs have a 12-bit ID space? This limits them to 4,096 segments. On the other hand, VXLAN uses 24 bits for its ID. This allows up to 16 million segments. We’re going to compare vxlan vs vlan. We’ll see how VXLAN solves scalability problems. Both technologies divide networks, but VXLAN does it…

A single Cisco router can have up to 21 virtual terminal lines. This lets many administrators work together. Network teams use these lines to manage devices securely. They can grant access to certain users or block others. For example, they might allow a level 15 username to access but block 10.1.1.3/24 from telnet sessions. vty…

In 1936, the first computer architecture was documented. This was 23 years before the term became common. It shows how fast technology advances in our digital world. CPU latency for disk storage is in milliseconds. Cache works in nanoseconds. This big difference shows why a clear plan is key. It helps hardware and software work…

It takes three steps to start sending data over TCP. But UDP does it all without a handshake. This shows how TCP and UDP work differently in networks. TCP makes sure data is reliable by checking for errors. But this makes it slower. UDP, on the other hand, sends data fast, even if some gets…

Did you know that nearly 50% of VPN users cite privacy and security as their primary reasons for hiding their online identity? In today’s digital age, protecting your network activity is more important than ever. One of the most effective ways to achieve this is by using an IP mask. An IP mask is a…

VMware ESXi shows a 10% to 14.5% better performance than Proxmox in CPU and memory use. This highlights a key difference between ESX and ESXi. Efficiency is a big factor in choosing between them in IT settings. VMware started with ESX, a strong service console. But, as needs changed, VMware updated to ESXi. ESXi is…