Prerequisites

To be eligible for this certification exam, the potential candidates are required to possess an understanding of Cisco switch & router interfaces, models, cabling, as well as accessories. Please note that there are no official prerequisites for Cisco 100-490 and you don’t need to earn a certificate or have a technical background. However, the applicants should know all the topics and the content before taking the test.

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Exam Topics

If you want to pass Cisco 100-490 at the first attempt, it is highly recommended to observe the topics that are presented in its content and master them. All in all, this exam consists of 4 domains that are enumerated below:

• General Network Knowledge (25%)

  This subject area validates the candidates’ knowledge of LAN cabling, Telco termination point, function of CSU/DSU, as well as the role of TFTP, FTP, and PING. They also need to understand an IPv4 address and IPv6 address, subnet, and the function of Telnet & SSH. Besides that, the test takers are required to define the basic functionality and important differences of wireless access points, LAN switch, and router. Also, they should be able to differentiate between the Layer 2 systems, such as Gigabit Ethernet, Ethernet, Fast Ethernet, Optical, and Serial. It is essential to know how to utilize the TCP/IP & OSI models and their associated protocols to clarify how data streams in a network.

• Cisco Hardware and Associated Equipment (20%)

  In the framework of this domain, the applicants should demonstrate their skills in identifying the Cisco equipment, Cisco products by model number & logo marking, as well as Cisco Transceiver Modules. Additionally, the students should be able to classify the serial numbers of the Cisco products, such as locations on chassis, module, adapter, or line card. They need to know about the commonly utilized elements, hardware memory common terms and their usage in Cisco switches & routers, cabling on Cisco devices, tools for hardware replacement & installation, and various loop-back plugs.

• Service-Related Information (26%)

  As for the last objective, it validates the students’ skills in locating and using a text editor, Windows command prompt, and Terminal Emulation. It is also important that the candidates can configure the network environments for the Ethernet port on a laptop, create a physical connection from a laptop to the Cisco panel port, as well as manage configurations via the TCP/IP network and perform password recovery on Cisco devices. Besides that, the applicants should demonstrate their proficiency in connecting, configuring, and verifying the operation status of a device interface as well as configuring and utilizing TFTP & FTP servers. You should also be able to perform software upgrades or downgrades with the usage of FTP, USB Storage, TFTP, tftpdnld, or xmodem. You also have to recognize and fix the common network issues at Layer 1 and Layer 2.

• Functioning of the Cisco IOS Software Operation (29%)

  The questions under this part are dedicated to evaluating the professionals’ expertise in describing the important function of Cisco IOS, IOS-XR, NX-OS, and IOS-XE software. They have to possess an understanding of configuration data from Cisco devices, licensing process on various platforms, and Install Mode or Bundle Mode of IOS-XE. The learners’ abilities to operate within various operating modes and manage the current one are measured as well. Moreover, they are required to perform the copying and pasting tasks related to configuration data to/from as well as the utilization and interpretation of the basic Cisco IOS Software commands. They also have to explain the process and location to change the configuration register parameter.

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

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:

• Knowledge of recognizing connection types as well as cable requirement;
• Awareness concerning network fundamentals, products for Cisco, and hardware elements;
• 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;
• 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;
• Competence in working on basic troubleshooting for Layer 1 and Layer 2.

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.

Exam Topics

The content of the Cisco 100-490 test revolves around four thematic areas. These topics have different weights in the exam syllabus that are shown below as percentages. While getting ready for the test, you need to devote more time to the domains with higher weight. However, only mastering the whole exam content guarantees success in this certification test. Now let’s take a closer look at the domains covered in the Cisco 100-490 exam.

• Fundamental Networking Knowledge – 25%

  Within this topic, the applicants need to have the expertise in utilizing the TCP/IP & OSI models as well as the associated protocols in order to understand how data flows within a network. Besides that, they should possess the relevant skills in explaining the basic functionality and core differences of hardware, such as wireless access points, router, LAN switch, router. Additionally, the candidates must be proficient in distinguishing various Layer 2 technologies (including Ethernet, Fast Ethernet, Gigabit Ethernet, Serial, and Optical); describing LAN cabling; describing the DSU/CSU function; describing the Telco termination point; describing an IPv6 & IPv4 address as well as subnet; describing the PING, FTP, and TFTP functions; describing the SSH & Telnet functions.

• Cisco IOS Software Operation – 29%

  To tackle the questions from this subject area, the test takers must be capable of describing the key functions of Cisco IOS, IOS-XE, IOS-XR, as well as NX-OS software; navigating between different operating modes; defining the device current mode; copying and pasting a configuration file from/to a switch or router; utilizing as well as interpreting the fundamental Cisco IOS Software commands; explaining the location and the procedure to change the configuration register parameter; defining a configuration file on a Cisco device; explaining the licensing procedure on different platforms; explaining Install Mode IOS-XE/ Bundle Mode.

• Service-Related Competence – 26%

  This section comes with the students’ skills, such as locating and utilizing a text editor (Notepad 4.2); locating and utilizing the Windows command prompt; locating, configuring, and utilizing Terminal Emulation (including Tera, Putty, and Term); configuring Ethernet port networks settings on the laptop (including default gateway, subnet mask, and IP address) as well as establishing a link with Ethernet ports with the help of Cisco equipment and relevant cable; establishing a physical link between laptop and Cisco console port; connecting, configuring, and verifying device interface operation status. Moreover, the part requires that the learners have proficiency in configuring and utilizing FTP T as well as FTP servers (including Filezilla, TFTP d32/64,); executing software upgrade/downgrade with the help of FTP, TFTP, USB Storage, tftpdnld, or xmodem; handling customizations via the IP/TCP network; executing Cisco device password recovery; defining as well as correcting frequently encountered network problems at Layers 1 & 2 (including serial/ether interface status; Ethernet layer 2 – full & half duplex, speed issues; WAN serial loopback test – 56K, T1, Telco assisted loopback).

• Cisco Equipment & Associated Hardware – 20%

  This domain includes the individuals’ skills such as identifying the Cisco equipment. This involves the familiarity with Cisco Nexus 3000 Series, Nexus 9000 Series, Nexus 7000 Series, MDS 9000 Series, Catalyst 6500 E-Series, Catalyst 6800 Series, Catalyst 9000 Series, Catalyst 1000, 2960, 3650, 3850 Series & Meraki switches as well as Cisco ASR 1000 Series, Cisco ASR 9000 Series, Cisco 8000 Series, NCS 5500 Series, NCS 5000 Series routers, Cisco 800, 900, 1100, 4000 Series Integrated Service routers. Additionally, the examinees need to demonstrate their expertise in defining Cisco products by model number as well as logo marking (including line card, locations on chassis, adapter, or module); determining Cisco Transceiver Modules; defining and placing the Cisco product serial number (including module, line card, adapter, or locations on chassis). They should also have the ability to define and explain often encountered elements; understand hardware memory general terms & their utilization in Cisco switches & routers; define the cabling on the Cisco equipment; determine tools to install and replace hardware; define various loop-back plugs (including T1, RJ45 Ethernet, 56K).

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