TCP/IP courses can help you learn networking fundamentals, data transmission protocols, and the architecture of the internet. You can build skills in configuring network devices, troubleshooting connectivity issues, and implementing security measures. Many courses introduce tools like Wireshark for packet analysis, Cisco routers for practical networking experience, and command-line interfaces for managing network settings.

University of Colorado Boulder
Skills you'll gain: OSI Models, Network Security, TCP/IP, Network Architecture, Network Protocols, Network Routing, Network Routers, Computer Networking, Infrastructure Security, Routing Protocols, Public Key Infrastructure, Network Model, Cryptographic Protocols, Web Applications, Application Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Protocols, Network Administration, TCP/IP, Wireless Networks, General Networking, Network Architecture, Network Infrastructure, System Configuration, Computer Networking
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cryptography, Network Security, Cryptographic Protocols, OSI Models, Public Key Infrastructure, Cybersecurity, Key Management, Network Protocols, Encryption, Remote Access Systems, Firewall, Brute-force attacks, Emerging Technologies, TCP/IP, Wireless Networks, Local Area Networks, Authentications, Quantum computing
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: OSI Models, Computer Networking, Network Routers, General Networking, TCP/IP, Networking Hardware, Network Troubleshooting, Network Switches, Network Routing, Network Monitoring, Local Area Networks, Network Protocols, Network Performance Management, Network Model, Network Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: TCP/IP, Network Protocols, Application Programming Interface (API), Ajax, Web Development, General Networking, Web Applications, Scalability, Event-Driven Programming, Real Time Data, Network Analysis
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Cloud-Native Computing, Infrastructure as Code (IaC), Cloud Computing, Terraform, Cloud Platforms, Cloud Storage, Amazon Web Services, Cloud Infrastructure, Cloud Technologies, Cloud Computing Architecture, Cloud Development, Amazon S3, Cloud Services, Cloud Applications, Cloud Deployment, Amazon Elastic Compute Cloud, Database Management, Data Storage, Scalability, Cloud Management
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: OSI Models, Computer Networking, Virtual Local Area Network (VLAN), Network Administration, Network Architecture, Network Infrastructure, Network Troubleshooting, General Networking, Wide Area Networks, Network Planning And Design, Local Area Networks, Cloud Computing, TCP/IP, Network Security, Threat Detection, Cloud Services, Network Protocols, Intrusion Detection and Prevention, Networking Hardware, Computer Security
Mixed · Course · 1 - 3 Months

Skills you'll gain: Scripting Languages, Network Monitoring, Network Engineering, Network Troubleshooting, Development Environment, Debugging, Authentications
Intermediate · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Network Security, Firewall, IT Security Architecture, Distributed Denial-Of-Service (DDoS) Attacks, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Threat Intelligence, Cyber Attacks, Security Controls, Enterprise Security, Network Protocols, Proxy Servers
Intermediate · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: Network Troubleshooting, TCP/IP, Routing Protocols, Network Routing, Open Shortest Path First (OSPF), Network Support, Network Routers, Network Administration, General Networking, System Configuration, Network Planning And Design, Network Protocols, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Azure, System Configuration, Interactive Data Visualization, Data Integration, Simulations
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Command-Line Interface, Network Troubleshooting, TCP/IP, Wireless Networks, Local Area Networks, System Support, Linux Commands, Desktop Support, Network Monitoring, Virtual Private Networks (VPN), Operating System Administration, Network Administration, Dynamic Host Configuration Protocol (DHCP), Hardware Troubleshooting, Network Infrastructure, General Networking, VPN Clients, Network Protocols, Remote Access Systems, Network Routers
Beginner · Course · 1 - 3 Months