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Miami, FL

Carlos Espinosa Technological Portfolio

    Carlos Espinosa Technological Portfolio

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    Monthly Archives: October 2025

    1. Home  - 2025  - 
    2. October
    Network Lab 3 – Advanced Security and Redundancy

    This lab implements a collapsed-core enterprise network with emphasis on security, redundancy, and high availability. Key technologies include HSRP, EtherChannel, Rapid-PVST+, OSPF, stateful firewalls, a DMZ zone, wireless controller integration, and comprehensive Layer 2 security. …

    Network Lab 3 – Advanced Security and Redundancy

    28 Oct, 2025 Network Network
    Active Directory Lab 3 – GPOs, Service Accounts, Permissions

    Showcasing the power of GPOs and enterprise file management. Setting up shared network drives deployed through Group Policy, using File Server Resource Manager to control storage, configure folder permissions, implement access-based enumeration. Create service accounts. …

    Active Directory Lab 3 – GPOs, Service Accounts, Permissions

    28 Oct, 2025 Active Directory Active Directory
    Network Lab 2 – VLANs, Subnetting, Advanced Configuration

    Network segmentation using VLANs. Router-on-a-stick method, remote management configuration. DHCP server and PAT configuration. …

    Network Lab 2 – VLANs, Subnetting, Advanced Configuration

    28 Oct, 2025 Network Network
    Active Directory Lab 2 – VMWare

    Active Directory using VMWare. Creating Group Policies, establishing organizational unit structures and exploring features such as security filtering. …

    Active Directory Lab 2 – VMWare

    13 Oct, 2025 Active Directory Active Directory
    Network Lab 1- Device Hardening and Initial Configurations

    Focus on device hardening and initial configurations of new devices within a network. …

    Network Lab 1- Device Hardening and Initial Configurations

    5 Oct, 2025 Network Network
    Active Directory Lab 1 – Azure

    Using Active Directory with Microsoft Azure machines. Showcasing the landscape of Azure, initial installment of Active Directory, and some Powershell automation. …

    Active Directory Lab 1 – Azure

    5 Oct, 2025 Active Directory Active Directory, Powershell
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