Nortel Remote Office 9150 Installation And Administration Manual page 466

Display log definitions
Statistic
LOG NUMBER
DESCRIPTION
SEVERITY
TASK
PRODUCT
CANCELLATION
ACTION TO BE TAKEN
PARAMETERS
DISPLAYED TEXT
442
Definition
81
This log indicates that connectivity on the specified medium to the
specified remote failed abnormally due to an unspecified problem
on the network.
MAJOR
Network Manager
RLC, 9150, 911x
A message that indicates that signaling is up on the specified
medium.
Check for the following on the specified medium:
1) Network connectivity both at RLC and the remote site
2) Check if any problem arose anywhere else on the network
between RLC and the remote
3) Check if any of the units got reset for any reason.
1) Remote unit
2) Medium (ISDN, IP)
Abnormal failure of connectivity on Media: P1 to Remote: P2
Standard 2.0
Remote Office 9150