Drag and drop the troubleshooting issue on the left to the appropriate OSI layer on the right.
FTP error
|
TCP sync issue
|
BGP neighbor in the idle' state
|
STP port in the "blocked state
|
high BER
|
|
Layer 7
|
FTP error
|
Layer 4
|
TCP sync issue
|
Layer 3
|
BGP neighbor in the idle' state
|
Layer 2
|
STP port in the "blocked state
|
Layer 1
|
high BER
|
|