Online CCNA Courses

Cisco Learning is a community, trying to give you all of the information
that you need to make your first steps into the networking
and to prepare for your future exams.

Feel free to spread the word and invite
other professionals or beginners.

The Newest Courses

CUCM Basics

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.
Read more

OSPF Data Overview

Recognize advantages of link-state routing protocols over distance vector routing protocols; apply the OSPF metric to compare two paths.
Read more

Spanning-Tree Protocol Types

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


What the network is and what are the most important components which are participating?
Read more

Starting a Switch and Basic Configuration

Describe the startup of a Cisco IOS switch, log into the switch, configure it via the command-line interface.
Read more

Developing an Optimum Design for Layer 2

Typical causes of network congestion. Presenting the bridge and the switch as alternative options to alleviate those issues.
Read more

Latest security threats

2021-10-15 21:45:49.0

Cisco Vision Dynamic Signage Director Reflected Cross-Site Scripting Vulnerability

Read more
2021-10-15 21:03:56.0

Cisco TelePresence Collaboration Endpoint and RoomOS Software Denial of Service Vulnerability

Read more
2021-10-14 13:57:39.0

Cisco IP Phone Software Arbitrary File Read Vulnerability

Read more
2021-10-11 16:18:56.0

Cisco Identity Services Engine Privilege Escalation Vulnerability

Read more
2021-10-08 12:49:15.0

Cisco IOS XR Software IP Service Level Agreements and Two-Way Active Measurement Protocol Denial of Service Vulnerability

Read more
2021-10-08 12:18:21.0

Cisco IOS XR Software for ASR 9000 Series Routers Denial of Service Vulnerability

Read more