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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.
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
Tue, 5 Dec 2023 16:00:00 PST
Cisco Adaptive Security Appliance and Firepower Threat Defense Software VPN Packet Validation Vulnerability
Read moreTue, 5 Dec 2023 15:50:40 PST
HTTP/2 Rapid Reset Attack Affecting Cisco Products: October 2023
Read moreFri, 17 Nov 2023 21:04:20 PST
Cisco Secure Web Appliance Content Encoding Filter Bypass Vulnerability
Read moreThu, 16 Nov 2023 21:10:27 PST
Cisco Firepower Threat Defense Software and Cisco FirePOWER Services ICMPv6 with Snort 2 Denial of Service Vulnerability
Read moreWed, 15 Nov 2023 16:00:00 PST