The first step towards networking mastery is to build a solid foundation of knowledge. For all CCIE written candidates, this means reading the books, and nailing the core concepts down. To help you sort through the plethora of printed resources available, we have compiled a list of recommended books for future CCIEs.

Cisco Career Certification CCNA, CCNP, CCIE 2020 Changes – Everything You Need to Know

CCIE Routing & Switching 400-101 V5.1 Written and Lab Exam: Fundamentals

• Interconnections: Bridges, Routers, Switches, and Internetworking Protocols (2nd Edition)
• Internetworking with TCP/IP Volume 1 (5th Edition)
• TCP/IP Illustrated, Volume 1: The Protocols (2nd Edition)

CCIE Routing & Switching 400-101 V5.1 Written and Lab Exam: Cisco / Vendor Specific

• Cisco LAN Switching
• Implementing Cisco IP Switched Networks (SWITCH)
• Routing TCP/IP Volumes I & 2
• Internet Routing Architectures (2nd Edition)
• Developing IP Multicast Networks: The Definitive Guide to Designing and Deploying CISCO IP Multicast Networks
• Cisco QOS Exam Certification Guide (IP Telephony Self-Study) (2nd Edition)
• Cisco Self-Study: Implementing Cisco IPv6 Networks (IPV6)

CCIE Service Provider 400-201 V4.1 Written and Lab Exam: Cisco / Vendor Specific

• Routing TCP/IP, Volume I (CCIE Professional Development)
• Routing TCP/IP, Volume II (CCIE Professional Development)
• Internet Routing Architectures (2nd Edition)
• MPLS and VPN Architectures
• Definitive MPLS Network Designs
• MPLS Configuration on Cisco IOS Software
• Developing IP Multicast Networks: The Definitive Guide to Designing and Deploying CISCO IP Multicast Networks
• Cisco QOS Exam Certification Guide (IP Telephony Self-Study) (2nd Edition)
• Interdomain Multicast Routing: Practical Juniper Networks and Cisco Systems Solutions

CCIE Security 400-251 V5.0 Written and Lab Exam: Cisco / Vendor Specific

• Cisco ASA: All-in-One Firewall, IPS, and VPN Adaptive Security Appliance
• Cisco ASA, PIX, and FWSM Firewall Handbook (2nd Edition)
• Cisco Network Security Troubleshooting Handbook
• Cisco Router Firewall Security
• IPSec VPN Design
• The Complete Cisco VPN Configuration Guide
• Cisco Access Control Security: AAA Administration Services
• Network Security Architectures
• Network Security Principles and Practices

CCIE Collaboration 400-051 V2.0 Written and Lab Exam: Cisco / Vendor Specific

• Cisco QOS Exam Certification Guide (IP Telephony Self-Study)
• Cisco CallManager Fundamentals
• Cisco Catalyst QoS: Quality of Service in Campus Networks (paperback)
• End-to-End QoS Network Design: Quality of Service in LANs, WANs, and VPNs
• Cisco IP Telephony (CIPT) (Authorized Self-Study)
• Cisco IP Telephony: Planning, Design, Implementation, Operation, and Optimization
• Cisco Voice Gateways and Gatekeepers
• Configuring CallManager and Unity: A Step-by-Step Guide
• Deploying Cisco Voice over IP Solutions
• Troubleshooting Cisco IP Telephony
• Voice over IP Fundamentals
• Voice-Enabling the Data Network: H.323, MGCP, SIP, QoS, SLAs, and Security (paperback)
• SIP Trunking
• Cisco IP Communications Express: CallManager Express with Cisco Unity Express
• Cisco Unified Presence Fundamentals

Evolving Technologies V1.1: Applicable to all CCIE and CCDE Written Exams

• Designing Networks and Services for the Cloud: Delivering business-grade cloud applications and services
• Internet of Things
• Internet of Everything
• Internet of Everything – PDF Library
• Cisco IoT white paper by Dave Evans
• Cisco IoE white paper by Dave Evans
• SDN – Recorded Seminars
• Cloud Strategy and Solutions
• Unleashing IT – Cloud Edition
• OpenStack
• OpenStack 101 Video
• OpenStack Documentation
• NFV – white papers