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

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.
Read more

Static Routing with IPv6

After completing this topic, you should be able to identify the command to configure IPv6 static routing.
Read more

Establishing OSPF Neighbor Adjacencies. Hello Packet

After completing this topic, you should be able to identify information contained in a hello packet.
Read more

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.
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

Connecting to an Ethernet LAN

Connectivity requirements including the network interface card for hosts; different media like fiber and copper. Straight through and crossover cables.
Read more

Latest security threats

Wed, 11 Dec 2019 16:44:27 PST

Cisco Wireless LAN Controller HTTP Parsing Engine Denial of Service Vulnerability

Read more
Wed, 11 Dec 2019 16:17:35 PST

Cisco Identity Services Engine Cross-Site Scripting Vulnerability

Read more
Tue, 03 Dec 2019 16:37:47 PST

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

Read more
Mon, 02 Dec 2019 16:40:47 PST

Multiple Cisco Analog Telephone Adapters Remote Code Execution Vulnerabilities

Read more
Mon, 02 Dec 2019 16:36:24 PST

Cisco Webex Teams and Cisco Webex Meetings Client DLL Hijacking Vulnerability

Read more
Sat, 23 Nov 2019 02:24:36 PST

Cisco IOS XR Software NETCONF Over Secure Shell ACL Bypass Vulnerability

Read more