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Cisco has officially launched one of the most significant overhauls to its certification portfolio in over a decade. Unveiled under the banner of “Learn with Cisco,” this sweeping transformation—taking full effect on February 3, 2026—reshapes how IT professionals earn, communicate, and build upon their Cisco credentials. From the rebranding of entire certification tracks to the... » read more
To safeguard your rights and interests regarding course access, learning services, and after-sales support, effective January 1, 2026, all courses and related services provided by the Company shall be conducted exclusively through the Company’s officially designated service channels and paid only via officially designated payment accounts. 1. Official Service and Communication Channels The Company communicates... » read more
Today, Cisco is introducing a new agile process they call minor revisions to keep up with the rapid evolution of products and technologies. it will allow the Cisco certification exams faster with the industry changes. Minor revisions provide Cisco the agility and speed they need to adapt their programs to industry changes and technological evolution.... » read more
The updated 200-301 CCNA v1.1 exam will replace the 200-301 CCNA V1.0 starting on August 20, 2024. The v1.1 introduces popular topics such as cloud computing, automation, and artificial intelligence to adapt to the development of technology. These changes are reflected in the v1.1 blueprint, which adds artificial intelligence, machine learning, and Terraform. 200-301 CCNA... » read more
The CCNP Enterprise Core (350‑401 ENCOR) exam tests your ability to implement and operate core enterprise network technologies. In March 2025, Cisco released version 1.1 of this exam, introducing several topic updates to better align with real‑world enterprise requirements. Below, you’ll find: A corrected exam overview (no unverified format changes). A detailed module‑by‑module breakdown of all... » read more
When building network topologies in Cisco Packet Tracer, configuring router and switch ports is often the first operational task you must perform. In the Cisco Internetwork Operating System (IOS), port parameters—such as IP addresses, subnet masks, descriptions, and administrative power states—cannot be modified from the base console. Instead, they require accessing a specialized sub-configuration level... » read more
Link Layer Discovery Protocol (LLDP) is an IEEE standard (802.1AB) Layer 2 protocol that allows network devices to advertise identity, capabilities, and configuration details to directly connected peers. While Cisco switches historically rely on the proprietary Cisco Discovery Protocol (CDP), multi-vendor enterprise environments—incorporating devices from vendors such as Arista, Juniper, HP, and third-party VoIP manufacturers—require... » read more
If you were auditing your browser add-ons and noticed an entry labeled “Cisco Webex Extension” (or simply “Cisco Web Extension”), you might wonder how it got there, what purpose it serves, and whether it poses any security risk. Many users encounter this add-on unexpectedly after clicking an invitation link for an online meeting or receiving... » read more
Cisco Modeling Labs (CML) is Cisco’s premier network simulation platform, delivering an authentic virtual sandbox powered by real Cisco IOS-XE, NX-OS, IOS-XR, and ASA software images. Whether you are preparing for Cisco certifications like CCNA, CCNP, or CCIE, or testing complex automation scripts against virtual network topologies, CML replaces stacks of noisy physical hardware with... » read more
Whether you are preparing a Cisco Catalyst switch for redeployment in a new branch office, clearing a corrupted configuration in a lab environment, or wiping corporate hardware for secondary market resale, performing a thorough erase is a fundamental networking task. However, “erasing” a Cisco switch is not always as simple as entering a single reset... » read more
Securing modern enterprise networks through traditional IP-based Access Control Lists (ACLs) and VLAN segmentation has become unsustainable. Dynamic workforces, cloud adoption, and mobile endpoints cause IP addresses to fluctuate constantly, resulting in sprawling ACL rule sets, frequent network changes, and elevated operational risk. Cisco TrustSec addresses this challenge by decoupling access control from network topology.... » read more
Every time a Cisco router reboots, it relies on a specific piece of hardware to reconstruct its identity, interface assignments, routing policies, and security parameters. That critical component is Non-Volatile Random-Access Memory (NVRAM). Unlike standard system memory, NVRAM preserves its data across power cycles and sudden restarts without requiring prolonged storage access cycles. Understanding what... » read more
For most modern engineering organizations, DevSecOps has historically fallen short of its promise. Instead of fostering frictionless collaboration between developers, security teams, and platform operators, standard tooling often creates a noisy chasm: static security scanners dump thousands of theoretical vulnerabilities into developer backlogs, while runtime security teams lack the source-code and build-pipeline context needed to... » read more
Cisco Unified Communications Manager (CUCM)—formerly known as Cisco CallManager—serves as the foundational call-control and session-management engine for enterprise collaboration networks worldwide. Designed to consolidate voice, video, data, and mobile communications onto a single IP-based infrastructure, CUCM replaces traditional Private Branch Exchange (PBX) hardware with a scalable, software-centric platform. Whether handling thousands of simultaneous calls across... » read more