You might want to look at the certificates: https://docs.splunk.com/Documentation/Splunk/9.0.0/Security/EnableTLSCertHostnameValidation?_gl=1*61b60h*_ga*MzQ5MTQ0Mzg4LjE1ODQ3MTkyNzQ.*_gid*NDI1NDY4NS4xNjYyNDgwNTkw*_gac*Q2p3S0NBancwZEtYQmhCUEVpd0EyYm1PYlNMRmFZS1o4cFJTQmtxbFh4UGQxS0xNb1BhODZOcXpjM2NleC1uVWtiUk5qMzF0c3lJX2Vob0N6M01RQXZEX0J3RS4xNjYwMjQwNTE2&_ga=2.131562634.4254685.1662480590-349144388.1584719274&_gac=1.252849019.1660240516.CjwKCAjw0dKXBhBPEiwA2bmObSLFaYKZ8pRSBkqlXxPd1KLMoPa86Nqzc3cex-nUkbRNj31tsyI_ehoCz3MQAvD_BwE#Configure_TLS_host_name_validation_for_Splunk-to-Splunk_communication
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