This is a clone of issue OCPBUGS-6778. The following is the description of the original issue:
—
Test fails with Kuryr 4.12.0-0.nightly-2023-01-24-150415

The test expects to get Connection refused but instead it times out.

StdOut>                                     
% Total    % Received % Xferd  Average Speed   Time    Time     Time  Current                                          
                                 Dload  Upload   Total   Spent    Left  Speed                                         
  0     0    0     0    0     0      0      0 {}:{}:{}  0:02:09 {}:{}:{}     0curl: (7) Failed to connect to api-int.o$
test.shiftstack.com port 22623: Connection timed out                                                                  
command terminated with exit code 7                                                                                   
StdErr>                                                                                                               
% Total    % Received % Xferd  Average Speed   Time    Time     Time  Current                                          
                                 Dload  Upload   Total   Spent    Left  Speed                                          
  0     0    0     0    0     0      0      0 {}:{}:{}  0:02:09 {}:{}:{}     0curl: (7) Failed to connect to api-int.o$
test.shiftstack.com port 22623: Connection timed out                                                                   
command terminated with exit code 7

...

fail [github.com/openshift/origin/test/extended/csrapprover/csrapprover.go:73]: Expected
    <string>: % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                     Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0     ...{}:{}:{}  0:00:47 {}:{}:{}     0

Gomega truncated this representation as it exceeds 'format.MaxLength'.
Consider having the object provide a custom 'GomegaStringer' representation
or adjust the parameters in Gomega's 'format' package.

Learn more here: https://onsi.github.io/gomega/#adjusting-output

to contain substring
    <string>: Connection refused
Ginkgo exit error 1: exit with code 1

This is the 'Connection refused' check: https://github.com/openshift/origin/blob/release-4.12/test/extended/csrapprover/csrapprover.go#L73