PowerLogic EGX100, User Manual

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63230-319-204A2 PowerLogic™ Ethernet Gateway
12/2008 Diagnostics
© 2008 Schneider Electric. All Rights Reserved. 15
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Interpreting Statistics
Statistic Description
Ethernet
Link Status A status string that represents the speed and
duplex setting being used to communicate with
the linking partner.
Frames Transmitted OK A counter that increments each time a frame is
successfully transmitted.
Collisions A counter that increments each time a frame is
retransmitted due to collision detection.
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.
Frames Received OK A counter that increments each time a frame is
successfully received.
CRC Errors A counter that increments each time a frame is
received that has a checksum/CRC that does
not match what is calculated.
Alignment Errors A counter that increments each time a frame is
received that has a checksum/CRC error and
does not end on an 8-bit frame boundary.
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).
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).
Modbus TCP/IP
Frames Sent A counter that increments each time a frame is
sent.
Frames Received A counter that increments each time a frame is
received.
Protocol Errors A counter that increments each time an
ill-formed message is received.
Active Connections
c
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.
Accumulative Connections
c
A counter that increments each time a
connection is made to the EGX.
Maximum Connections
c
A status value that represents the maximum
number of connections that were active at any
given moment.
Inbound Read Messages
c
A counter that increments each time a read
request message is received.
Outbound Read Messages
"
A counter that increments each time a read
request message is sent.
Inbound Write Messages
c
A counter that increments each time a write
request message is received.
Outbound Write Messages
"
A counter that increments each time a write
request message is sent.
Inbound Reply Messages
"
A counter that increments each time a reply
message is received.
Outbound Reply Messages
c
A counter that increments each time a reply
message is sent.
c
Available when the serial port is in Master mode.
"
Available when the serial port is in Slave mode