
Mohamed Harzan

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About me
Certified Networking Professional | Network Lecturer & Administrator | CCNA & CCNP Certified | Passionate About Network Design and Security | Enthusiast in Computing and Networking | CISCO Trainer
Education

ATN Campus
2021 - 2022Cisco Certified Network Associate Network and System Administration/Administrator CertifiedCompleted the Cisco Certified Network Associate (CCNA) certification, gaining expertise in networking fundamentals, routing and switching, IP services, security fundamentals, and automation. Hands-on experience with configuring and troubleshooting network devices, VLANs, subnetting, and Cisco IOS.

Cisco Networking Academy
-Enterprise Networking, Security, and AutomationConfigure single-area OSPFv2 in both point-to-point and multiaccess networks.Explain how to mitigate threats and enhance network security using access control lists and security bestpractices.Implement standard IPv4 ACLs to filter traffic and secure administrative access.Configure NAT services on the edge router to provide IPv4 address scalability.Explain techniques to provide address scalability and secure remote access for WANs.Explain how to optimize, monitor, and… Show more Configure single-area OSPFv2 in both point-to-point and multiaccess networks.Explain how to mitigate threats and enhance network security using access control lists and security bestpractices.Implement standard IPv4 ACLs to filter traffic and secure administrative access.Configure NAT services on the edge router to provide IPv4 address scalability.Explain techniques to provide address scalability and secure remote access for WANs.Explain how to optimize, monitor, and troubleshoot scalable network architectures.Explain how networking devices implement QoS.Implement protocols to manage the network.Explain how technologies such as virtualization, software defined networking, and automation affectevolving networks. Show less

Cisco Networking Academy
-Introduction to NetworksConfigure switches and end devices to provide access to local and remote network resources.Explain how physical and data link layer protocols support the operation of Ethernet in a switchednetwork.Configure routers to enable end-to-end connectivity between remote devices.Create IPv4 and IPv6 addressing schemes and verify network connectivity between devicesExplain how the upper layers of the OSI model support network applications.Configure a small network with security… Show more Configure switches and end devices to provide access to local and remote network resources.Explain how physical and data link layer protocols support the operation of Ethernet in a switchednetwork.Configure routers to enable end-to-end connectivity between remote devices.Create IPv4 and IPv6 addressing schemes and verify network connectivity between devicesExplain how the upper layers of the OSI model support network applications.Configure a small network with security best practices.Troubleshoot connectivity in a small network. Show less

Cisco Networking Academy
2024 -Switching, Routing, and Wireless Essentialsonfigure VLANs and Inter-VLAN routing applying security best practices.Troubleshoot inter-VLAN routing on Layer 3 devices.Configure redundancy on a switched network using STP and EtherChannel.Troubleshoot EtherChannel on switched networks.Explain how to support available and reliable networks using dynamic addressing and first-hopredundancy protocols.Configure dynamic address allocation in IPv6 networks.Configure WLANs using a WLC and L2 security best… Show more onfigure VLANs and Inter-VLAN routing applying security best practices.Troubleshoot inter-VLAN routing on Layer 3 devices.Configure redundancy on a switched network using STP and EtherChannel.Troubleshoot EtherChannel on switched networks.Explain how to support available and reliable networks using dynamic addressing and first-hopredundancy protocols.Configure dynamic address allocation in IPv6 networks.Configure WLANs using a WLC and L2 security best practices.Configure switch security to mitigate LAN attacks.Configure IPv4 and IPv6 static routing on routers Show less
Experience

ATN Campus
Mar 2022 - nowI have actively engaged in comprehensive network lectures, gaining a solidunderstanding of networking principles, protocols, and configurations. Throughcoursework and practical labs, I’ve explored topics such as TCP/IP, DNS, routing,and security. My ability to apply theoretical knowledge to real-world scenariosequips me to contribute effectively in network-related roles.Troubleshooting, configuring and maintaining over 10 Pcs.Installing New Desktop System for 20+ StudentsTrained Students in MS Office and Real Devices Show less
Network Lecture & Network Administrator
Feb 2023 - nowSystem Network Administrator
Mar 2022 - Feb 2023
Licenses & Certifications
- View certificate

Introduction to Modern AI
CiscoApr 2025 - View certificate

Network Support and Security
CiscoApr 2025 - View certificate

Networking Basics
CiscoJun 2023 - View certificate

Introduction to IoT
CiscoApr 2025
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