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sdavids5670_166's avatar
sdavids5670_166
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Aug 07, 2014

Health check failing - tcp/54321 - is this more than a coincidence?

We are rolling out a new web application in a couple of weeks and the developers have noticed issues with the application that are very intermittent and difficult to quantify. Testers have reported ...
sdavids5670_166's avatar
sdavids5670_166
Icon for Nimbostratus rankNimbostratus
Aug 07, 2014
Sorry about the formatting. I was hoping that the three-way handshake would appear on separate lines. The gist of this is that the F5 starts with a SYN and then immediately rejects the SYN,ACK from the IIS server because the port it picked (54321) is unreachable.