You are viewing documentation for version:2.5.1TFTP Client options The definition doesn't include the unsupported options. Public Attributes#uint32_tblksizeBlocksize option. uint32_ttimeout_secTimeout interval option. Public Attribute Documentation#blksize#uint32_t sl_tftp_clnt_opt::blksizeBlocksize option. timeout_sec#uint32_t sl_tftp_clnt_opt::timeout_secTimeout interval option.