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Updated December 14, 2016
Nodes are missing between a Cisco ASA firewall and the endpoint on a NetPath graph. The last internal hop could be the Cisco ASA firewall, or an internal router before the Cisco ASA firewall.
Two types of graphs indicate this issue:
Has timeout nodes
No timeout nodes
Is it a firewall?
Compare your NetPath graph to the two images in the Overview section.
Does the graph have timeout nodes?
Open the ASDM console > Monitoring > Logging > Log Buffer (or Real-Time) > View ... > Add filters.
For outbound NetPath probing packets, add the filter for:
For inbound NetPath probing packets, add the filter for:
Did you find the logs?
Run a trace route from the last internal router. Check the results of the trace route for duplicate endpoint IP addresses.
Did you find duplicate endpoint IP addresses in the trace route results?