Nortel 1000E Maintenance Manual page 77

Table 14
ELAN network interface fault indicators
Indicator
System messages
Visual indicators
network interface to a Layer 2 switch on the ELAN subnet. This provides
speech path switching and transmit and receive signaling messages.
Faults related to the ELAN network interface can cause system initializations,
disable conference capability, or disable all terminal connections (such as
trunks and telephones) on a card. ELAN network interface faults can also
make functional equipment appear faulty.
Table 14 provides fault indicators for MG 1000E ELAN network interface
faults.
Possible indications
CNF messages
ERR020, 120, 4060
INI003, 008—012
NWS101, 141, 201—204, 301, 401
OVD021, 022, 023, 031
SYS messages
TDS messages
XCT messages
XMI messages
Red LEDs lit or flashing on circuit cards
Isolating MG 1000E ELAN network interface faults
Troubleshooting MG 1000E ELAN network interface faults is required when
there is no connection or the connection is dropped between the ELAN
network interface and the IP network.
Note: Use a Serial Data Interface (SDI) terminal to perform the
following procedures using overlay commands.
Clearing faults
Communication Server 1000E
Page 77 of 162
Maintenance