Table of Contents
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CHAPTER 18: MODBUS PROTOCOL
Address
0438
043A
043C
043E
0440
0442
0444
0446
0448
044A
044C
044E
0450
0452
0454
0456
0458
045A
045C
045E
0460
0462
0464
0466
0468
046A
046C
046E
MULTILINK ML1200 MANAGED FIELD SWITCH – INSTRUCTION MANUAL
Table 18–1: Modbus memory map (Sheet 20 of 33)
Description
Port 18: Number of frames with CRC
error
Port 18: Number of oversized frames
received
Port 18: Number of bad fragments
received (<64 bytes)
Port 18: Number of jabber frames
received
Port 18: Number of collisions occurred
Port 18: Number of late collisions
occurred
Port 18: Number of 64-byte frames
received/sent
Port 18: Number of 65 to 127 byte
frames received/sent
Port 18: Number of 128 to 255 byte
frames received/sent
Port 18: Number of 256 to 511 byte
frames received/sent
Port 18: Number of 512 to 1023 byte
frames received/sent
Port 18: Number of 1023 to maximum
byte frames received/sent
Port 18: Number of MAC error packets
Port 18: Number of dropped received
packets
Port 18: Number of multicast frames
sent
Port 18: Number of broadcast frames
sent
Port 18: Number of <64 byte fragments
with good CRC
Port 19: Number of bytes received
Port 19: Number of bytes sent
Port 19: Number of frames received
Port 19: Number of frames sent
Port 19: Total bytes received
Port 19: Total frames received
Port 19: Number of broadcast frames
received
Port 19: Number of multicast frames
received
Port 19: Number of frames with CRC
error
Port 19: Number of oversized frames
received
Port 19: Number of bad fragments
received (<64 bytes)
Range
Step
Format
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
0 to
1
F9
4294967295
MODBUS PROTOCOL
Default
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
18–23
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