Diagnostics over Industrial Ethernet
Industrial Ethernet
68 A5E00152007-03
Construction of the Trap report
The ELS knows 2 kinds of traps:
● Coldstart
● Change of port status
In case of Power On a Coldstart-trap will be sent.
If the link-status of a port changes the current contents of the LED-STATUS Re-
gister will be sent.
LED-Status:
Byte 3 Byte 2 Byte 1 Byte 0
Port 4 Port 3 Port 2 Port 1
Port Status:
Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
0 0 0 Link 0 0 Duplex Speed
Link 1 = Link is up
0 = Link is down
Duplex 1 = Link is full duplex
0 = Link is half duplex
Speed 1 = Speed is 100Mbps
0 = Speed is 10Mbps
Example
Port 1: Link Up , full duplex, 100 MB
Port 2: Link down
Port 3: Link down
Port 4: Link Up , half duplex, 10 MB
Inhalt in LED-Status
10000013hex // 268435475 dez
Note
Leading Zeros might not be shown by your management system.