TCP module: Difference between revisions

TCP module (view source)

146 bytes added , 15 October 2020

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 === Missed data ===
-Additionally to retransmission data there is also a graph for the number of bytes not seen by the Allegro Network Multimeter. This can happen if the mirror port is incapable of sending all packets to the device. The data was actually sent over the network but only part of it could be sent to the Allegro Network Multimeter.
+Additionally to retransmission data, there is also a graph for the number of bytes not seen by the Allegro Network Multimeter. This can happen if for example a mirror/SPAN port is incapable of sending all packets to the Allegro.
+So the data was actually sent over the network, but only part of it was sent to the Allegro Network Multimeter for analysis.
+In WireShark such "missed data" events will generate the additional protocol information [TCP ACKed unseen segment].
 Example: