Online Cisco Courses

Cisco Learning is a community sharing the information
you need to make your first steps into networking
and to prepare for your exams.

Feel free to spread the word and invite
other learners.

The Newest Courses

CCNA 200-301 CCNA Video Course

Need to know

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.
Read more

Syslog Overview and Configuration

Match elements of syslog messages to their descriptions in an example. Configure syslog server on Cisco IOS devices.
Read more

PPP authentication. PAP vs CHAP

Describe PAP and CHAP authentication and configure CHAP authentication for PPP.
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

Exploring the Packet Delivery Process

How packets go through devices at layers 1, 2, and 3. Mapping between layer 2 and 3 addresses by using ARP. Common tools to determine the path across the network.
Read more

Understanding The TCP/IP Transport Layer

How layer 4 can provide connection-oriented and connection-less services via TCP and UDP. A key component of TCP is flow control – sequence numbers, acknowledgement numbers, and slider windows.
Read more

Latest security threats

Wed, 30 Nov 2022 21:51:24 PST

Multiple Cisco Products Snort SMB2 Detection Engine Policy Bypass and Denial of Service Vulnerabilities

Read more
Wed, 30 Nov 2022 12:49:53 PST

Cisco Email Security Appliance, Cisco Secure Email and Web Manager, and Cisco Secure Web Appliance Next Generation Management Vulnerabilities

Read more
Mon, 28 Nov 2022 16:06:37 PST

Cisco Identity Services Engine Insufficient Access Control Vulnerability

Read more
Wed, 23 Nov 2022 20:23:17 PST

Vulnerabilities in OpenSSL Affecting Cisco Products: November 2022

Read more
Wed, 23 Nov 2022 15:29:06 PST

Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerability

Read more
Wed, 23 Nov 2022 15:26:05 PST

Cisco Identity Services Engine Cross-Site Request Forgery Vulnerability

Read more