The Cisco Learning Network still hosts legacy materials that can supplement general networking knowledge.
IPv4/IPv6 static routing, OSPFv2/v3, and EIGRP. WAN Technologies: PPP, MLPPP, and PPPoE. Infrastructure Services: DHCP, DNS, NAT, and ACLs. Management: SNMP, Syslog, and licensing. 📚 Recommended Study Resources
A popular alternative by Todd Lammle available through Wiley/Sybex. CCNA Routing and Switching 200-125
A free simulation tool for building network topologies.
📍 If you are planning to get certified now, you should study for the current CCNA 200-301 exam. The Cisco Learning Network still hosts legacy materials
While the exam is retired, the following texts remain foundational for learning networking basics:
Written by Wendell Odom and published by Cisco Press , this two-book set includes the ICND1 and ICND2 guides. Infrastructure Services: DHCP, DNS, NAT, and ACLs
The was the composite exam for Cisco's associate-level networking certification before it was retired in February 2020. It has been replaced by the CCNA 200-301 exam , which consolidates multiple tracks into a single certification. 📘 Core Exam Information