New utility for drawing protocol ladder diagrams

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Holger Hans Peter Freyther holger at freyther.de
Mon Feb 21 11:21:33 UTC 2011


On 07/09/2010 09:55 AM, Harald Welte wrote:
> Hi!

> The bent/curved arrows are a result of graphviz trying to indicate
> that the message is between e.g. MS and MSC and 'bypasses' BTS and BSC.
> I'm still waiting for somebody with more graphviz skills to make this an
> option.

I think the reason is more that the edges that make up the verical line are
not equally sized. E.g. this can be seen when removing the rank=same.

holger





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