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Packet Tracer
Test Criteria
Network Fundementals
1.1- OSI VS. TCP/IP models
1.2 - TCP and UDP Protocols
1.3- Impact of Infrastructure components on an enterprise network
1.4 Collapsed core vs Three tier
1.5 Compare and contrast topologies
1.6 Selecting Cable types
1.7 Troubleshooting methodologies
1.7a Fault Isolation and document
1.7b Resolve or escalate
1.7c Verify and monitor
1.8 IPv4 Subneting
1.9 Compare IPv4 Address types
1.10 IPv4 Private addresses
LAN Switching fundamentals
2.0 LAN Switching Technologies
2.2 Interpret Ethernet Frame Format
2.3 Troubleshoot Interface and cable issues
2.4 Configure VLans
2.5 Configuring connected switches
2.7 Port security
Infrastructure Maintenence
5.0 Infrastructure Management
5.3 Initial Device Configuration
5.4 Device Hardening
A Local Authentication
B Secure Password
C Access to device
D Source address/telnet
E Login banner
5.5 Device Maintenence
5.6 Use Cisco tools to troublshoot
Exam Essentials
1.7a Fault Isolation and document
Troubleshooting IP issues-
Ping loopback to determine if the TCP/IP stack is on the machine- ping 127.0.0.1. If this fails you may need to reinstall the stack
Ping the local host IP address(Your own address). If fails it could be a network card issue.
Ping the default gateway(router). Failure means you have issues somewhere from the NIC to the router.
Ping the remote host- Failure could mean many things
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