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Terry_Pike's avatar
Terry_Pike
Icon for Nimbostratus rankNimbostratus
Feb 28, 2012

HTTP healthcheck with simply a send string of GET

Been trawling ask F5 but cannot find the answer to a basic question, any advice is appreciated:     When using an HTTP healthcheck with simply a send string of GET / and with no receive string, ...
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hoolio's avatar
hoolio
Icon for Cirrostratus rankCirrostratus
Feb 28, 2012
Hi Terry,

 

 

with no receive string, what would the BigIP-LTM take to be a ‘good’ response from the app server

 

 

Any TCP data will be considered a success. This is why it's a bad idea to not use a receive string. It would be more ideal to look for a 2xx or 3xx response. To do that you could use a receive string of:

 

 

HTTP/1\.(0|1) (2|3)

 

 

Aaron