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=== External timestamps ===
=== External timestamps ===
When this option is enabled, the system will use timestamps contained in the packet data instead of timestamps measured at packet arrival. Currently the Arista and Ixia/Keysight timestamp formats are supported. If this option is enabled, packets without an external timestamp will not be analyzed. The current number of packets that are dropped because they do not contain an external timestamp is displayed in the active interface overview table of the top-user dashboard. If there are no packets with external timestamps arriving the time of the packet processing will effectively stand still and most graphs will not make progress in live-mode.
When this option is enabled, the system will use timestamps contained in the packet data instead of timestamps measured at packet arrival. Currently the Arista and Ixia/Keysight as well as the SRCMAC timestamp formats are supported.
 
If the Ixia/Keysight or Arista type is selected, packets without an external timestamp will not be analyzed. The current number of packets that are dropped because they do not contain an external timestamp is displayed in the active interface overview table of the top-user dashboard. If there are no packets with external timestamps arriving the time of the packet processing will effectively stand still and most graphs will not make progress in live-mode.
 
If one of the SRCMAC options is selected, all packets will be analyzed with all-zero MAC addresses.


=== External original packet lengths ===
=== External original packet lengths ===

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