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Diagnostics over Industrial Ethernet
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
Port 4
Port Status:
Bit 7
Bit 6
0
0
Link
Duplex
Speed
Example
Port 1:
Port 2:
Port 3:
Port 4:
Inhalt in LED-Status
10000013
Note
Leading Zeros might not be shown by your management system.
68
Byte 2
Port 3
Bit 5
Bit 4
0
Link
1 = Link is up
0 = Link is down
1 = Link is full duplex
0 = Link is half duplex
1 = Speed is 100Mbps
0 = Speed is 10Mbps
Link Up , full duplex, 100 MB
Link down
Link down
Link Up , half duplex, 10 MB
// 268435475
hex
dez
Byte 1
Port 2
Bit 3
Bit 2
0
0
Byte 0
Port 1
Bit 1
Bit 0
Duplex
Speed
Industrial Ethernet
A5E00152007-03
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