.TH "libnvme" 2 "enum nvmf_tcp_sectype" "February 2024" "API Manual" LINUX .SH NAME enum nvmf_tcp_sectype \- Transport Specific Address Subtype Definition for NVMe/TCP Transport .SH SYNOPSIS enum nvmf_tcp_sectype { .br .BI " NVMF_TCP_SECTYPE_NONE" , .br .br .BI " NVMF_TCP_SECTYPE_TLS" , .br .br .BI " NVMF_TCP_SECTYPE_TLS13" }; .SH Constants .IP "NVMF_TCP_SECTYPE_NONE" 12 No Security .IP "NVMF_TCP_SECTYPE_TLS" 12 Transport Layer Security version 1.2 .IP "NVMF_TCP_SECTYPE_TLS13" 12 Transport Layer Security version 1.3 or a subsequent version. The TLS protocol negotiates the version and cipher suite for each TCP connection.