Due to a ransomware attack, the wiki was reverted to a July 2022 version. . We apologize for the lack of a more recent valid backup.
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The D3 Force Layout algorithm is used to provide a reasonable initial layout of the nodes and links in the absence of any other spatial information. As an example, the following image shows a (free-floating) network of 25 nodes:
The onos-topo-cfg command (script) can be used to upload topology meta-data to the server. This may include longitude/latitude information for each of the nodes.
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On receipt of the data, the server sends node updates to the GUI. On the GUI side, the longitude/latitude data is used to calibrate node positions with the background map:
Note that, by default, hosts are hidden. Pressing the 'H' key will toggle the host visibility:
Additionally, pressing the 'L' key will cycle through the devices labels ("friendly", "ID" "no-label"):
Mouse Gestures
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If a specific device is selected, and the 'F' key pressed, then the number of flows egressing from the device will be shown:
Host to Host Intent
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(1) Host (.15) at Denver (DNVR) is selected:
(2) Host (.14) at Orlando (ORLD) is selected:
(3) "Create Host-to-Host Flow" action button pressed (on Detail Panel):
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