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Need to know

Cisco IOS Licensing Overview

After completing this topic, you should be able to recognize features of different technology package licenses, how to obtain and how to apply your IOS licenses.
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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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Router Internal Components Overview

After completing this topic, you should be able to distinguish between the major internal components of a router; describe the functions of ROM in a Cisco router.
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Access Control Lists Wildcard Masking

After completing this topic, you should be able to convert a subnet mask to a wildcard mask.
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Spanning-Tree Protocol Types

After completing this topic, you should be able to describe the characteristics of the different spanning-tree protocol types.
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Starting a Router

The Cisco router startup sequence is similar to that of a Catalyst switch. You can use the setup utility to provide an initial configuration and then go into privileged mode and start configuring it.
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Latest security threats

Thu, 27 Apr 2017 21:26:43 CDT

Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: January and February 2017

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Mon, 24 Apr 2017 17:02:54 CDT

Multiple Vulnerabilities in OpenSSL Affecting Cisco Products: September 2016

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Fri, 21 Apr 2017 18:12:27 CDT

Cisco Unified Communications Manager Denial of Service Vulnerability

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Fri, 21 Apr 2017 17:22:50 CDT

Cisco Integrated Management Controller Cross-Site Scripting Vulnerability

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Wed, 19 Apr 2017 16:00:00 CDT

Cisco ASA Software DNS Denial of Service Vulnerability

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Wed, 19 Apr 2017 16:00:00 CDT

Cisco Prime Network Registrar DNS Denial of Service Vulnerability

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