![]() Cracking a hard-coded password is just a matter of time. However, Pre-shared Key (PSK) is not always recommended from a security perspective. It is relatively easy to decrypt PSK based/WPA2-personal 802.11 OTA capture as long as the full four-way EAP over LAN (EAPoL) handshakes are captured. Know the differences between every type of “area network.This document describes a how-to of decrypting Wi-Fi Protected Access 2 - Enterprise (WPA2-Enterprise) or 802.1x (dot1x) encrypted wireless over-the-air (OTA) sniffer, with any Extensible Authentication Protocol (EAP) methods. Heating, ventilation, and air conditioning The prevalence of cloud computing makes learning about data centers a necessity. This section covers virtual machines and key ideas in cloud computing. Wi-Fi Protected Access version 2, encryption: CCMP-AESįake Wi-Fi access point to trick people into choosing it over the genuine one DomainĬarrier-sense multiple access with collision avoidance The ubiquity of mobile devices makes mastering wireless networking a necessity. Independent Computing Architecture (Citrix) Domainīidirectional wavelength division multiplexing Review additional information on WAN construction by yourself. The definition for VLAN (virtual local area network) is in the section Integrating Networked Devices. Protected Extensible Authentication Protocol Domainįor authentication, authorization, and accountingįor authentication and authorization on wired networks Review key network security acronyms here. Network administrators cannot skip this section. Remember to check out our Common Ports Cheat Sheet. Review router-related abbreviations below. Review additional information on IPv4 on your own. Separate the telecom company’s property from your responsibility Standard height for rack components 19-inch wide and a multiple of 1¾-inch tall Simple test to confirm each wire terminates correctly Typically used in non-VoIP telephone systems ![]() ![]() Remember the following concepts in structured cabling: Domain Two or more data link layer paths between two endpointsīlock malicious traffic from entering a network Maximum cable length: 100m max speed: 1,000 Mbps (1 Gbps) (Automatic) medium dependent interface crossoverĮnable connection between two switches using a straight-through cableĬarrier sense multiple access with collision detectionįamiliarize yourself with 1000Base and 10GBase types (names, distances, node numbers, cable types, etc.). Recognizing the Ethernet naming syntax (10Base5, 100Base5, 1000Base5, 10Broad5, 10BaseT, etc.) is crucial to the Network+ exam. Has two inner conductors instead of one as in coaxialįire-resistant cable compare with riser-rated, non-plenum rated, and PVC Swap “green” and “orange” in TIA/EIA-568A Memory aid: Please Do Not Throw Sausage Pizza Awayīe careful: it’s easy to provide incorrect answers to exam questions related to the different fiber connector types. This section lays the foundation for all other Network+ sections. Here’s a key to finding items by domain: Hashtag (Remember to type the # symbol) Diagrams put concepts into a visual form, and tables compartmentalize information. ![]() This CompTIA Network+ cheat sheet arranges concepts according to our Total Seminars Network+ course subtopics.
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