Networking Training in Athens

This instructor-led training in Athens presents an overview of the OSA 5421 platform and FSP NM, emphasizing precise synchronization for packet and circuit networks. It explores SyncE, PTP, monitoring, and troubleshooting strategies to support engineers in deploying and managing resilient timing architectures.

Spanning 14 hours, this instructor-led training in Athens delves into the fundamentals of IP RAN routers, covering routing protocols, QoS, and troubleshooting. Tailored for intermediate engineers, the course includes hands-on labs to develop practical skills in deploying and configuring mobile network environments.

This instructor-led, live training in Athens (online or onsite) is aimed at intermediate-level networking professionals who wish to prepare for Cisco CCNA or CCNP certifications using GNS3 to simulate Cisco devices and build exam-aligned topologies.

By the end of this training, participants will be able to:

• Install and configure GNS3 for Cisco certification lab environments.
• Import and manage Cisco IOS images for routers and switches.
• Build and test topologies aligned with CCNA and CCNP exam objectives.
• Practice real-world routing, switching, and troubleshooting scenarios.

This instructor-led, live training session in Athens (available online or onsite) is designed for intermediate-level IT architects, network administrators, and engineers who intend to deploy OpenDaylight in production settings, optimize its performance for large-scale operations, and troubleshoot common issues in SDN deployments.

By the conclusion of this training, participants will be capable of:

• Deploying OpenDaylight in production environments for scalable SDN solutions.
• Optimizing OpenDaylight deployment performance to handle high traffic volumes.
• Troubleshooting and resolving common issues in SDN deployments.
• Monitoring and maintaining OpenDaylight environments for long-term stability.
• Scaling OpenDaylight deployments to meet growing network demands.

This instructor-led, live training in Athens (online or onsite) is designed for intermediate-level SDN developers and software engineers who wish to learn how to build custom SDN applications using OpenDaylight APIs and YANG models to enhance network functionality and scalability.

By the end of this training, participants will be able to:

• Understand the architecture and components of OpenDaylight.
• Use OpenDaylight APIs to build SDN applications.
• Create and manage YANG models for network customization.
• Deploy, test, and debug custom applications in an OpenDaylight environment.
• Integrate OpenDaylight with external systems and network devices.

This instructor-led, live training in Athens (online or onsite) is designed for beginner-level networking professionals who want to learn how to use GNS3 to simulate basic networks and acquire hands-on lab experience for certification and practical competence.

By the end of this training, participants will be able to:

• Install and configure GNS3 on their local system.
• Understand and use the GNS3 graphical interface and topology builder.
• Create and test basic network topologies with routers, switches, and PCs.
• Integrate GNS3 with tools like Wireshark for packet analysis.

This instructor-led live training in Athens (online or onsite) is designed for intermediate-level IT architects and network managers who wish to deploy and optimize ONOS in production environments, ensuring scalability, performance, and reliability.

By the end of this training, participants will be able to:

• Understand the architecture and core features of ONOS for production use.
• Deploy ONOS in a production environment using best practices.
• Configure clustering, redundancy, and fault tolerance in ONOS.
• Monitor, troubleshoot, and optimize ONOS deployments for scalability and performance.
• Integrate ONOS with existing network infrastructure and tools.
• Plan and execute a successful ONOS upgrade process.

This instructor-led, live training in Athens (online or onsite) is aimed at intermediate-level SDN developers and network engineers who wish to develop custom applications on the ONOS platform to address specific network challenges and enhance SDN capabilities.

By the end of this training, participants will be able to:

• Comprehend the architecture and core components of ONOS.
• Configure a development environment for ONOS applications.
• Create, test, and deploy ONOS applications to manage SDN networks.
• Integrate ONOS applications with external systems and APIs.
• Troubleshoot and optimize ONOS applications for performance and scalability.

This instructor-led, live training in Athens (online or onsite) is designed for intermediate-level network engineers and DevOps teams aiming to deploy, configure, and manage SDN solutions using the OpenDaylight platform.

Upon completion of this training, participants will be able to:

• Grasp OpenDaylight’s architecture, components, and its role within SDN ecosystems.
• Install and configure OpenDaylight for diverse network scenarios.
• Develop and deploy network flows using OpenDaylight controllers.
• Integrate OpenDaylight with SDN-enabled devices and existing networks.
• Troubleshoot and optimize OpenDaylight deployments for real-world applications.

This instructor-led, live training in Athens (online or onsite) is aimed at intermediate-level to advanced-level database administrators, network engineers, and IT professionals who wish to optimize database performance, scalability, and reliability using Spine-Leaf architecture with VXLAN.

By the end of this training, participants will be able to:

• Grasp the Spine-Leaf network topology and its advantages.
• Deploy VXLAN to create scalable and efficient database networking.
• Optimize database workloads across distributed data center environments.
• Implement Spine-Leaf architecture in both cloud and on-premises data centers.
• Improve network security, redundancy, and fault tolerance for database environments.
• Automate network configurations for database management using Python and Ansible.

This instructor-led live training in Athens (online or on-site) targets intermediate to advanced networking professionals eager to broaden their expertise in advanced networking practices using Linux.

By the end of this training, participants will be able to:

• Implement advanced networking protocols and configurations on Linux.
• Configure and manage Virtual Private Networks (VPNs).
• Establish and secure firewalls to ensure robust network security.
• Monitor and troubleshoot network performance issues.

This instructor-led, live training in Athens (online or onsite) is aimed at intermediate-level network engineers, DevOps teams, and SDN developers who wish to understand and manage SDN environments using ONOS effectively.

By the end of this training, participants will be able to:

• Understand the architecture and components of ONOS.
• Install and configure ONOS in a lab environment.
• Explore the capabilities of ONOS for managing SDN environments.
• Deploy, manage, and troubleshoot SDN networks using ONOS.

This instructor-led, live training conducted in Athens (online or onsite) targets beginner-level network engineers and IT administrators who aim to master the essential concepts of OpenDaylight. The course focuses on understanding its role in network automation and initiating the automation of network configurations and operations.

By the conclusion of this training, participants will be able to:

• Understand the role of OpenDaylight in software-defined networking (SDN).
• Install and configure OpenDaylight on a Linux-based system.
• Explore the OpenDaylight architecture and core features.
• Create basic automated network configurations using OpenDaylight.
• Monitor and manage networks using OpenDaylight controllers.

This instructor-led, live training in Athens (online or onsite) is aimed at beginner-level networking professionals and IT administrators who wish to understand the foundational concepts of ONOS, its architecture, and its deployment for scalable SDN solutions.

By the end of this training, participants will be able to:

• Understand the role of ONOS in software-defined networking (SDN).
• Describe the architecture and core components of ONOS.
• Install and configure ONOS on a Linux-based system.
• Set up a basic SDN network using ONOS.
• Explore ONOS features for managing and scaling network infrastructure.

This instructor-led, live training in Athens (online or onsite) is designed for beginner-level network engineers and IT professionals who want to develop a foundational understanding of SDN concepts, learn about the OpenDaylight architecture, and carry out basic installation and configuration tasks.

By the end of this training, participants will be able to:

• Comprehend the principles and benefits of software-defined networking (SDN).
• Explore the architecture and components of OpenDaylight.
• Install and configure OpenDaylight on a Linux system.
• Integrate OpenDaylight with networking devices.
• Execute basic OpenDaylight operations and commands.

This instructor-led, live training in Athens (online or onsite) is intended for intermediate-level network professionals seeking to effectively manage and operate SD-WAN networks, encompassing design, configuration, troubleshooting, and optimisation.

By the conclusion of this training, participants will be able to:

• Grasp the fundamental concepts, benefits, and challenges inherent to SD-WAN technologies.
• Design an SD-WAN architecture suited to organisational needs and deploy SD-WAN solutions with efficacy.
• Implement and manage security features within an SD-WAN.
• Monitor, manage, and troubleshoot SD-WAN environments.

This intensive OpenStack training offers practical, hands-on experience in deploying, managing, troubleshooting, and optimizing private cloud environments based on OpenStack. Designed as an extended bootcamp, the course covers core administration topics, real-world troubleshooting scenarios, and advanced architectural concepts aligned with the objectives of the Certified OpenStack Administrator exam. With 75% workshop-based learning in a live OpenStack lab, participants build the skills needed to confidently administer and further develop enterprise OpenStack infrastructures.

This 21-hour course in Athens delves into data communications theory, covering the OSI Reference Model, LANs, WANs, TCP/IP, and network security. Learners will acquire practical insights into network architecture, hardware, and software configuration, building a robust foundation for contemporary networking environments.

In this instructor-led live training in Athens, participants will discover the key features of DNS while undertaking exercises related to the setup and configuration of a BIND DNS server on Linux. The curriculum starts by revisiting core networking concepts, then advances to practical setup and configuration tasks. Gradually, the instruction and activities transition toward complex topics such as security, availability, debugging, and troubleshooting.

This foundational, hands-on course introduces F5 BIG-IP application delivery to engineering and operations teams in the financial sector. The curriculum addresses BIG-IP architecture, core load balancing (LTM), SSL/TLS offloading, high availability, and daily operational tasks like backup, monitoring, and change control, using examples relevant to banking workloads such as internet portals, API gateways, and core-banking applications.

This instructor-led, live training in Athens (online or onsite) is aimed at beginner-level to intermediate-level technicians and engineers who wish to use GPON and next-generation PON technology to deploy, operate, and maintain passive optical network infrastructure.

By the end of this training, participants will be able to: understand GPON and XGS-PON architecture and component roles, design and plan basic fiber access deployments using modern standards, perform hands-on installation and vendor-neutral configuration of OLT and ONT devices, monitor optical levels and alarms, troubleshoot common optical and service issues in the field, and identify the evolution path to 25G and 50G PON networks.

This instructor-led, live training in Athens (online or onsite) is aimed at intermediate-level system administrators, network engineers, and DevOps professionals who wish to efficiently manage load balancing, proxying, and traffic optimization using HAProxy.

By the end of this training, participants will be able to:

• Grasp the fundamentals of load balancing and proxy servers.
• Install, configure, and optimize HAProxy for various use cases.
• Leverage advanced features like ACLs, HTTP header manipulation, and logging for enhanced control.
• Monitor and troubleshoot HAProxy for maximum performance and reliability.

This instructor-led, live training in Athens (online or onsite) is aimed at beginner-level / intermediate-level / advanced-level IT professionals who wish to use Linux networking tools to build, configure, and support a custom router with WAN, LAN bridging, NAT, and DHCP services.

By the end of this training, participants will be able to: configure network interfaces, enable routing and NAT, deploy DHCP services, and troubleshoot router connectivity issues.

Tailored for network engineers seeking to apply Linux to network engineering, this instructor-led live training is available online or onsite at Athens.

By the conclusion of this training, participants will be capable of:

• Deploying Linux services for networking.
• Swapping standard switches for Linux switches.
• Utilizing Linux commands to control processes.
• Setting up SDN for automated network maintenance.

Matrix is an open protocol designed for secure, decentralized, real-time communication. Organizations are increasingly choosing Matrix paired with the Element client as a robust alternative to Slack and Microsoft Teams, enabling them to maintain end-to-end encryption, keep data within their own premises, and establish trusted federations with external partners.

This instructor-led live training, held in Athens (online or onsite), is tailored for network engineers seeking to maintain, manage, and design computer networks using Python.

By the end of this training, participants will be able to:

• Optimize and leverage Paramiko, Netmiko, Napalm, Telnet, and pyntc for network automation with Python.
• Master multi-threading and multiprocessing in network automation.
• Use GNS3 and Python for network programming.

This live, instructor-led training in Athens (online or onsite) is aimed at network and system administrators who wish to implement enterprise-grade network monitoring using open-source tools without vendor dependencies.

By the end of this training, participants will be able to deploy LibreNMS and Zabbix, monitor network devices, create dashboards and alerts, implement distributed monitoring, and integrate with external systems.

In this instructor-led, live training in Athens (online or onsite), participants will learn how to use ONAP to automate networking services.

By the end of this training, participants will be able to:

• Understand, install and configure the various components in the ONAP ecosystem.
• Carry out real-time, policy-driven orchestration and automation of physical and virtual network functions.
• Design, create, orchestrate, and monitor VNFs, SDNs and other network services.
• Efficiently manage the entire networking lifecycle using a software-driven approach.
• Develop, deploy, and scale a network using the latest open source technologies and practices.

This instructor-led, live training in Athens (online or onsite) is aimed at intermediate-level network engineers and infrastructure administrators who wish to implement software-defined networks using open source tools and technologies.

By the end of this training, participants will be able to design SDN architectures, implement Open vSwitch, configure FRRouting, deploy SDN controllers, and automate network management.

The 'Computer Network Security – How to Secure Your Services' training presents mechanisms and services that secure modern network solutions. It covers the basics of ensuring data confidentiality and integrity, the use of encryption, certificates, public key infrastructure (PKI), and secure password storage. The course also discusses network security protocols and services, security systems, wireless network protection, connecting corporate branches, and security testing through penetration testing, network scanning, and vulnerability detection.

This instructor-led live training in Athens (online or onsite) is designed for intermediate-level network and infrastructure professionals who aim to utilize open-source routing, switching, Wi-Fi, and management tools to design, deploy, and operate a self-managed enterprise network.

By the end of this course, participants will be able to: design an open-source enterprise network architecture, configure routing, switching, and wireless services, enhance security and observability, and establish an operational plan for ongoing support.

Synapse is the reference homeserver implementation for the Matrix protocol, enabling decentralized, end-to-end encrypted messaging. This instructor-led live training (online or on-site) targets intermediate DevOps engineers and system administrators who aim to replace cloud chat platforms with a self-hosted, federated messaging infrastructure using Synapse and Element.

This live, instructor-led course, available online or on-site, is tailored for beginner and intermediate-level telecom engineers and field professionals. It aims to provide participants with structured deployment methodologies and industry best practices to successfully install, supervise, integrate, and manage multi-vendor wireless networks ranging from 2G to 5G in both operator and enterprise settings.

By the end of this training, participants will be equipped to:

• Install and configure multi-vendor BTS systems (Huawei, ZTE, Ericsson) from 2G to 5G.
• Oversee site deployment activities and coordinate RF, transmission, power, civil, and core network teams during the integration phase.
• Prepare telecom sites for ATP (Acceptance Test Procedure) and manage operator handover processes.
• Monitor wireless KPIs and manage cluster-based and region-based network operations within commercial and technical reporting structures.

This instructor-led live training in Athens (online or onsite) is aimed at beginner to intermediate-level IT professionals who wish to understand the basics and principles of modern information and communication technologies and their applications.

By the end of this training, participants will be able to:

• Explain the main components and functions of the internet architecture and how they interact.
• Describe the features and benefits of modern network solutions and implementations, such as fiber technology, clustering, and the internet of things.
• Understand the concepts and models of cloud computing and its services, such as infrastructure as a service and virtualization.
• Identify the future trends and directions of information and communication technologies and their implications.

Uptime Kuma is an easy-to-use, self-hosted monitoring tool that tracks the availability of websites, services, and infrastructure. It replaces Pingdom, Datadog Synthetics, and UptimeRobot for teams who prefer to keep their monitoring data under their own control. This instructor-led, live training (online or onsite) targets beginner-to-intermediate SREs and DevOps engineers aiming to replace cloud uptime monitoring with a self-hosted, sovereign status tracking platform.

This instructor-led, live training in Athens (online or onsite) is aimed at security engineers and system administrators who wish to deploy and manage enterprise-grade self-hosted VPN solutions using WireGuard and OpenVPN.

By the end of this training, participants will be able to deploy WireGuard and OpenVPN, design scalable architectures, integrate with identity systems, and monitor/secure VPN infrastructure.

OpenVPN and WireGuard are the preeminent open-source VPN protocols. Self-hosting your VPN server ensures that no external provider can log metadata, inject ads, or comply with foreign data requests. This training explores both protocols to address various threat models and performance requirements.

This instructor-led, live training in Athens (online or onsite) targets security professionals at intermediate to advanced levels who wish to implement Zero Trust Architecture using open-source tools and sovereign infrastructure.

By the end of this training, participants will be able to design Zero Trust architectures, deploy identity-aware proxies, implement dynamic authentication, secure microservices with service mesh, and monitor zero trust policies.