5-12
C
HAPTER
5: T
ROUBLESHOOTING
Phases
Errors
Suggested Actions in Response to Open Errors
When the following phase-error combination values
are presented, they are the result of certain specific
occurrences. Explanation of the occurrences follows
with recommended actions listed. Table 5-6 lists the
recommended actions for both the application program
and the computer operator.
Table 5-3
Phase Nibble Explanations
Value
Meaning
1n
Lobe media test
2n
Physical insertion
3n
Address verification
4n
Roll call poll (neighbor notification)
5n
Request parameters
Table 5-4
Error Condition Nibble Explanations
Value
Meaning
n1
Function failure
n2
Signal loss
n3
Reserved
n4
Frequency error (see note)
n5
Time-out
n6
Ring failure
n7
Ring beaconing
n8
Duplicate node address
n9
Parameter request--retry count exceeded
nA
Remove received
nB
IMPL force received
nC
Duplicate modifier
nD
No monitor detected
nE
Monitor contention failed for RPL
