Identifying speed ranges of 802.11 standards

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Share802.11a standard provides wireless LAN bandwidth of up to 54Mbps in the 5GHz frequency spectrum. The 802.11a standard also uses orthogonal frequency division multiplexing (OFDM) for encoding  rather than FHSS or DSSS. 802.11b standard provides for bandwidths of up to 11 Mbps (with fallback rates of 5.5, 2, and 1 Mbps) in the 2.4G Hz frequency spectrum. This standard is… Read more »

IPv6 Addressing

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ShareAn IPv6 address is a 128-bit alphanumeric value that identifies an endpoint device in an Internet Protocol Version 6 (IPv6) network. IPv6 is the successor to a previous addressing infrastructure, IPv4, which had limitations IPv6 was designed to overcome. Notably, IPv6 has drastically increased address space compared to IPv4. Please click the following link to view a detailed Ipv6 guide:… Read more »

Exam Simulator for CCNA

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ShareThe CCNA exam simulator consists of a simulator, simlets, testlets, and simulated questions for configuring the WLC (Wireless LAN controller). The scenario questions are challenging to answer, but they assist the candidate get ready to pass the test the first time. Sample questions may be downloaded from the Demo exam. Below are a few screenshots of the application. Please download… Read more »

Exam Simulator for Security+

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Share Exam Simulator for Security+ consists of 350+ questions with Flash cards. Exam Objectives Covered include 1.0 Attacks, Threats, and Vulnerabilities 24% 2.0 Architecture and Design 21% 3.0 Implementation 25% 4.0 Operations and Incident Response 16% 5.0 Governance, Risk, and Compliance 14% Total 100% Certexams.com Practice tests for Security+ SY0-601 are available from Security+ Exam Simulator You may also check… Read more »

Exam sim for CCNP ENCOR 350-401

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ShareThe exam simulator for CCNP™ ENCOR consists of 200+ Questions conforming to the latest exam objectives. The question types include Multiple Choice, Drag-and-Drop, True/False, and Testlets. This exam is associated with following certifications CCNP Enterprise, CCIE Enterprise Infrastructure, CCIE Enterprise Wireless, Cisco Certified Specialist – Enterprise Core Exam objectives covered include Architecture 15% Virtualization 10% Infrastructure 30% Network Assuranc1e 10%… Read more »

SDN Tutorials

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ShareSoftware-Defined Networking (SDN) is an approach to networking that uses software-based controllers or application programming interfaces (APIs) to communicate with underlying hardware infrastructure and direct traffic on a network. For detailed tutorials on SDN architecture, operation, terminologies, SDN controllers, and benefits, please visit the following page. SDN articles  

Network+ Exam Cram

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ShareExamGuides revised their Network+ Exam study guide to reflect the most recent exam objectives. Topics covered include 1 Networking Fundamentals 2 Network Implementations 3. Network Operations 4. Network Security 5. Network Troubleshooting Security+ exam cram, and Server+ exam cram Check this out if you are looking for  Network+ Exam Sim also check this for Network+Labsim

Lab Simulator for Network+ Update

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ShareThe CertExams.com has recently updated Lab Simulator for Network+. The update includes adding a few additional labs on the most recent Network+ certification exam objectives. Identifying Security threat features ( such as Malware , Spyware etc.) Identifying Network Devices ( such as HVAC, loT etc.) Identifying the network characteristics managed by QoS (such as Bandwidth, Jitter etc.) Identify the features… Read more »

LearnSoft – Learning and Assessment System

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ShareCertexams.com is glad to announce LearnSoft – Learning and Assessment System for schools, colleges, and organizations. The system consists of 3 main modules, namely, author module, exam module, and learning module. The author module provides authors to input content which may consist of questions & answers, course notes, and multimedia. Several file formats are supported for inputting content, including text,… Read more »

Juniper IPsec VPN Configuration Overview

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ShareA VPN connection can link two LANs (site-to-site VPN) or a remote dial-up user and a LAN. The traffic that flows between these two points passes through shared resources such as routers, switches, and other network equipment that make up the public WAN. An IPsec tunnel is created between two participant devices to secure VPN communication. CertExams.com, a leading network… Read more »