3Com SuperStack II PathBuilder S330 Reference Manual page 101

4 Enter the number corresponding to the port for which you want to view IMA link
status. The IMA Link Status screen for that port appears, as shown in Figure 79.
Figure 79 IMA Link Status Screen
The IMA Link Status screen lists the following information pertaining to the IMA
status of an individual link in an IMA group.
NE Tx State — The near-end transmit state in the interworking link state
machine. Table 6 lists the possible link states.
NE Rx State — The near-end transmit state in the interworking link state
machine. Table 6 lists the possible link states.
FE Tx State — The far-end transmit state in the interworking link state machine.
Table 6 lists the possible link states.
FE Rx State — The far-end transmit state in the interworking link state machine.
Table 6 lists the possible link states.
Table 6 Possible IMA Link States
State
not in group
unusable blocked
usable
active
NE Rx Failure — Near-end Rx failure status in the interworking link state
machine. lists the possible IMA link failure status conditions. Table 7 lists the
possible IMA link failure status conditions.
Configuring the T1/E1 Interface
Tx Condition
This link is not part of the IMA
group.
This is caused by LOS, which
would result in defective clock
from the framer if the port is in
looped timing.
This link is ready to pass data.
This link is passing data.
Rx Condition
This link is not part of the IMA
group.
This is caused by AFA, excessive
delay, or mismatched protocol.
This link is ready to pass data.
This link is passing data.
87