Online CCNA Courses

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The Newest Courses

CUCM Basics

Need to know

Managing Cisco IOS Image Files

Describe the process of locating the Cisco IOS image. Explain an IOS image filename. Sequence the steps to upgrade Cisco IOS images.
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Syslog Overview and Configuration

Match elements of syslog messages to their descriptions in an example. Configure syslog server on Cisco IOS devices.
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OSPF link-state data packets

Match update packets used to build and synchronize link-state databases with their definitions. Define different neighbor states that OSPF routers go through.
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Hot Standby Router Protocol

After completing this topic, you should be able to differentiate between how active and standby routers function in HSRP.
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Enabling Static Routing

This lesson is all about IP routing. We will compare and contrast static versus dynamic routing and we will see how to configure static routes.
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Understanding Ethernet

Identify the components and functions of the local area network. Ethernet frame, types of Ethernet frame addressing, role of the Ethernet address, MAC address.
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Latest security threats

Wed, 11 Dec 2019 16:44:27 PST

Cisco Wireless LAN Controller HTTP Parsing Engine Denial of Service Vulnerability

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Wed, 11 Dec 2019 16:17:35 PST

Cisco Identity Services Engine Cross-Site Scripting Vulnerability

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Tue, 03 Dec 2019 16:37:47 PST

Cisco Adaptive Security Appliance Software and Firepower Threat Defense Software Remote Code Execution Vulnerability

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Mon, 02 Dec 2019 16:40:47 PST

Multiple Cisco Analog Telephone Adapters Remote Code Execution Vulnerabilities

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Mon, 02 Dec 2019 16:36:24 PST

Cisco Webex Teams and Cisco Webex Meetings Client DLL Hijacking Vulnerability

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Sat, 23 Nov 2019 02:24:36 PST

Cisco IOS XR Software NETCONF Over Secure Shell ACL Bypass Vulnerability

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