Learn with Cisco : 100-490 training material for 100% pass

Updated: Sep 01, 2026

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Cisco 100-490 Exam Overview:

Certification Vendor:Cisco
Exam Name:Supporting Cisco Routing and Switching Network Devices
Exam Number:100-490 RSTECH
Certificate Validity Period:3 years
Real Exam Qty:55-65
Exam Duration:90 minutes
Available Languages:English, Japanese
Exam Price:USD 125 (plus local taxes)
Passing Score:Not publicly disclosed (approx. 800-850 / 1000 scale)
Exam Format:Multiple Choice Single Answer, Multiple Choice Multiple Answer
Recommended Training:Supporting Cisco Routing and Switching Network Devices v3.0
Exam Registration:Pearson VUE Registration
Cisco Official Exam Page
Sample Questions:Cisco 100-490 Sample Questions
Exam Way:Online proctored or onsite at Pearson VUE test centers
Pre Condition:No formal prerequisites; basic networking knowledge recommended
Official Syllabus URL:https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/100-490.html

Nowadays, there are a lot of IT professionals who desire to validate their competence in various subject areas, and Cisco offers the certification program that can help them with this. Thus, those individuals who want to evaluate the skills required for the onsite support and maintenance of the Cisco operating environments, routers, and switches can pass the Cisco 100-490 exam. This test allows you to obtain the Cisco Certified Technician (CCT) Routing and Switching certificate, which shows that you have an understanding of software operating modes of Cisco IOS and are knowledgeable enough to use the CLI.

Know about the Cost pay for Cisco 100-490 Exam

  • The cost of the Cisco 100-490 Exam is $300.

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/100-490-rstech.html

100-490 Exam Details & General Info

Thanks to Pearson VUE, you can take most Cisco certification exams online. The Cisco 100-490 exam, in particular, is also available online in the English and Japanese languages. There are a total of 55-65 multiple-choice questions in the official exam which cover four domains: General Networking Knowledge, Service-Related Knowledge, Cisco Equipment & Related Hardware, and Cisco IOS Software Operations. Also, you have a maximum of 90 minutes to answer all of the questions. As for the passing rates, they are set with statistical analysis, which could change at any time. Generally, candidates will get a score report after writing the final exam and they also get a score breakdown for each section. To add more, the CCT Routing and Switching certification is only valid for a maximum of three years. After this period, you have to recertify by taking the related exam, attending Cisco live training sessions, or completing online courses. At last, anyone who fails any Cisco test at any level must wait for at least five calendar days before reattempting it.

Recommended Training for 100-490 Exam

Cisco dedicates an e-Learning course known as ‘CCT Supporting Cisco R&S Network Devices’ to 100-490 validation. The intention of this device-specific course is captured in how the exam subject matter is looked at intensively. The duration is similar to a classroom session running for 6-7 hours. Individuals who should go ahead and enroll for such training are field engineers, and more so those concerned with third-party maintenance of Cisco networks and products. The training is vital in building learners to enhance their competency in the basics of networking, the configuration of remote servers, and basic troubleshooting of Layer 1 as well as Layer 2. Also, the subject of recognizing endpoints for connection is included in this course. Other than the indicated areas, a candidate who passes through the entire content during training will be positioned for the management of Cisco gadgets as well as connected systems and passing the official 100-490 exam. So, this should be the actual instance after the accomplishment of such a course:

  • Competence in working on basic troubleshooting for Layer 1 and Layer 2.
  • Capabilities regarding the performing of remedial services on products for Cisco that include software in addition to configuration backup as well as restore, upgrade/downgrade for software;
  • Awareness concerning network fundamentals, products for Cisco, and hardware elements;
  • Abilities in the usage of the software configuration as well as tools for Cisco such as Tera Term, TFTP server, Putty, FTP server, loopback plug, USB storage, and Windows;
  • Knowledge of recognizing connection types as well as cable requirement;

In all, this self-paced 100-490 exam course is obtainable from Cisco Learning Network Store and after purchase, you will have up to six months of access.

Cisco 100-490 Exam Syllabus Topics:

SectionWeightObjectives
Cisco IOS Software Operations29%- IOS operating modes and navigation
- Basic CLI configuration and verification
- IOS file system and software management
- Password recovery and access control
- Basic troubleshooting using show and debug commands
General Networking Knowledge25%- Common network services and protocols
- OSI and TCP/IP models
- LAN switching concepts
- IPv4 and IPv6 addressing and subnetting
- Routing fundamentals
Cisco Equipment and Related Hardware20%- Interfaces, cabling, and port types
- Identify router and switch models and accessories
- Physical installation and replacement procedures
- Power and cooling requirements
Service-related Knowledge26%- Safety and compliance practices
- Identifying fault symptoms and reporting issues
- Remote support and initial troubleshooting steps
- Service request procedures and documentation
- Hardware and software upgrade guidelines

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