Free learning resources

tool GNS3 network emulator Networking / Networking · OSPF tool Containerlab Networking / Networking · BGP tool iperf3 throughput testing Networking / Networking · Router Architecture tool GNS3 network emulator Networking / Networking · Network Engineer 85k 130k tool Cisco Packet Tracer Networking / Networking · VLANs and Trunking tool Cisco Packet Tracer Networking / Networking · Spanning Tree Protocol tool GNS3 network emulator Networking / Networking · EIGRP and Metrics tool Cisco Packet Tracer Networking / Networking · Ethernet and Switching tool iperf3 throughput testing Networking / Networking · Link Aggregation tool tcpdump and libpcap Networking / Networking · ARP and MAC Tables tool GNS3 network emulator Networking / Networking · Route Redistribution tool Cisco Packet Tracer Networking / Networking · Network Admin 55k to 80k tool Mininet SDN emulator Networking / Networking · TCP Deep Dive tool GNS3 network emulator Networking / Networking · Routing Table and Static tool Cisco Packet Tracer Networking / Networking · Switching and Layer 2 tool Containerlab Networking / Networking · Data Center Networking tool tcpdump and libpcap Networking / Networking · Encapsulation and PDUs tool Cisco Packet Tracer Networking / Networking · First Hop Redundancy tool tcpdump and libpcap Networking / Networking · Packet Capture Analysis tool Containerlab Networking / Networking · Data Center Engineer 120k tool Containerlab Networking / Networking · Routing and Layer 3 tool Containerlab Networking / Networking · CI CD for Network Config tool Containerlab Networking / Networking · VXLAN and EVPN tool Containerlab Networking / Networking · Spine Leaf Architecture tool iperf3 throughput testing Networking / Networking · Encapsulation and PDUs tool iperf3 throughput testing Networking / Networking · Fabric QoS and Storage