Installing and Administering LAN/9000 Software

98 Chapter4
Troubleshooting LAN/9000
Diagnostic Flowcharts
Flowchart 7: Link Level Loopback Test
Figure 4-9 Flowchart 7
7
B
A
no
yes
D
J
7
C
E
F
G
H
I
K
yes
yes
no
no
8
Execute: linkloop
on local interface
Successful?
Execute: linkloop
to remote host
linkloop
successful?
Stop
Loopback FAILED:
Address has bad
format
Loopback FAILED:
Not an individual
address
Loopback FAILED
Correct the link
address parameter
Choose a different
remote IEEE 802.3
host; re-execute
linkloop
Check remote host
connectivity to LAN
linkloop
successful?
Stop