ConneXium™ Ethernet Gateway | |
2/2006 | Diagnostics |
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Interpreting Statistics
Statistic | Description |
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Ethernet |
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Link Status | A status string that represents the speed and |
| duplex setting being used to communicate with |
| the linking partner. |
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Frames Transmitted OK | A counter that increments each time a frame is |
| successfully transmitted. |
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Collisions | A counter that increments each time a frame is |
| retransmitted due to collision detection. |
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Excessive Collisions | A counter that increments each time a frame is |
| not able to be sent due to reaching the |
| maximum collision status based on the |
| Truncated Binary Exponential Backoff |
| algorithm. |
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Frames Received OK | A counter that increments each time a frame is |
| successfully received. |
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CRC Errors | A counter that increments each time a frame is |
| received that has a checksum/CRC that does |
| not match what is calculated. |
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Alignment Errors | A counter that increments each time a frame is |
| received that has a checksum/CRC error and |
| does not end on an |
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Frames Too Long | A counter that increments each time a frame is |
| received that is larger than the allowed |
| maximum size defined in the standards (frames |
| larger than 1518 bytes). |
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Frames Too Short | A counter that increments each time a frame is |
| received that is smaller than the allowed |
| minimum size defined in the standards (frames |
| smaller than 64 bytes). |
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Modbus TCP/IP |
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Frames Sent | A counter that increments each time a frame is |
| sent. |
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Frames Received | A counter that increments each time a frame is |
| received. |
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Protocol Errors | A counter that increments each time an |
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Active Connectionsc | A status value that represents the number of |
| connections that are active at the moment the |
| diagnostics page is refreshed. A maximum of |
| 32 connections are supported. Clicking Active |
| Connections opens a new window with a list of |
| all of the active client connections. |
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Accumulative Connectionsc | A counter that increments each time a |
| connection is made to the ETG. |
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Maximum Connectionsc | A status value that represents the maximum |
| number of connections that were active at any |
| given moment. |
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Inbound Read Messagesc | A counter that increments each time a read |
| request message is received. |
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Outbound Read Messagesd | A counter that increments each time a read |
| request message is sent. |
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Inbound Write Messagesc | A counter that increments each time a write |
| request message is received. |
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Outbound Write Messagesd | A counter that increments each time a write |
| request message is sent. |
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Inbound Reply Messagesd | A counter that increments each time a reply |
| message is received. |
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Outbound Reply Messagesc | A counter that increments each time a reply |
| message is sent. |
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cAvailable when the serial port is in Master mode.
dAvailable when the serial port is in Slave mode
ENGLISH
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