188.8.131.52 Receiving an SMB_COM_NT_TRANSACT Request
The SMB_COM_NT_TRANSACT (section 184.108.40.206) is processed as specified in Receiving any Transaction Request (section 220.127.116.11.5). The processing of NT_Trans subcommands is specified in section 18.104.22.168. In addition, the Function field of the request MUST be validated.
If the Function code is not defined, the server MUST return STATUS_INVALID_SMB (ERRSRV/ERRerror). If the Function code is defined but not implemented, the server MUST return STATUS_SMB_BAD_COMMAND (ERRSRV/ERRbadcmd).
The response MUST be sent to the client as specified in section 22.214.171.124.