Data Link Layer Troubleshooting

Question 1

Data Link Troubleshooting: power failure

Answer 1

power failure, switches are often not connected to a redundant power source

Question 2

Data Link Troubleshooting: bad module

Answer 2

modular switch gives you the flexibility to connect a variety of media types and speeds to the switch through the use of different modules

Question 3

Data Link Troubleshooting: Layer 2 Loop

Answer 3

layer 2 loops, including MAC address table corruption and broadcast storms, can be mitigated with Spanning Tree Protocol STP

Question 4

Data Link Troubleshooting: Port Configuration

Answer 4

Common settings for ethernet switch ports include speed, duplex and MDIX - mismatched parameters between devices can result in slow communication

Question 5

Data Link Troubleshooting: VLAN Configuration

Answer 5

Issues with configuration of a VLAN