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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 moreSyslog Overview and Configuration
Match elements of syslog messages to their descriptions in an example. Configure syslog server on Cisco IOS devices.
Read morePPP authentication. PAP vs CHAP
Describe PAP and CHAP authentication and configure CHAP authentication for PPP.
Read moreDeveloping 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 moreExploring 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 moreUnderstanding 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 moreLatest 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 moreWed, 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 moreMon, 28 Nov 2022 16:06:37 PST
Cisco Identity Services Engine Insufficient Access Control Vulnerability
Read moreWed, 23 Nov 2022 20:23:17 PST
Vulnerabilities in OpenSSL Affecting Cisco Products: November 2022
Read moreWed, 23 Nov 2022 15:29:06 PST
Cisco Identity Services Engine Stored Cross-Site Scripting Vulnerability
Read moreWed, 23 Nov 2022 15:26:05 PST