The customer installed few S7703 switch on network.
All it is working properly, but in every device, after some time, the following log is present in logbuffer:
May 11 2017 09:36:55+02:00 DST smartino %%01ALML/4/COMMLOSTLONG(l):The board in slot 8 has lost communication longer than an hour.
The customer claimed that there is no blade inserted in slot 8.We have checked the logs, but slot 8 is not present , using “display
In trapbuffer we found the following log regarding PWR2 that have lost communication.
#May 12 2017 08:00:13+02:00 DST darsena BASETRAP/1/ENTCOMMUNICATEERROR:OID 188.8.131.52.4.1.2011.5.25.129.2.1.7
Communication channel failed. (Index=69206025, Severity=6, ProbableCause=140312, EventType=2, ContainedIn=69206021, PhysicalName="PWR2", RelativeResource="",
ReasonDescription="SMS and CANbus node of [PWR2] lost communication.")
If we use the command : "<Huawei>display elabel 1/PWR2 " we will see the Serial Number of PWR 2 and in description we will see SLOT_8.
That is the reason of log referring to SLOT 8.
Anyway the customer confirmed that the PWR2 is not connected at that moment.