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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
Tue, 28 Jun 2022 14:43:56 PST
Cisco Common Services Platform Collector Cross-Site Scripting Vulnerabilities
Read moreWed, 22 Jun 2022 23:00:00 PST
Cisco Adaptive Security Device Manager and Adaptive Security Appliance Software Client-side Arbitrary Code Execution Vulnerability
Read moreWed, 22 Jun 2022 23:00:00 PST
Cisco FirePOWER Software for ASA FirePOWER Module Command Injection Vulnerability
Read moreWed, 22 Jun 2022 3:29:34 PST
Cisco Email Security Appliance and Cisco Secure Email and Web Manager Information Disclosure Vulnerability
Read moreTue, 21 Jun 2022 23:11:25 PST
Cisco Enterprise Chat and Email Stored Cross-Site Scripting Vulnerability
Read moreWed, 15 Jun 2022 23:00:00 PST