> For the complete documentation index, see [llms.txt](https://nviasoft.gitbook.io/nviasoft-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://nviasoft.gitbook.io/nviasoft-docs/api-reference/undefined-5/replyremotecommand.md).

# ReplyRemoteCommand

### short ReplyRemoteCommand(int lMsgId, short HCACK)

호스트로부터 수신된 S2F41 (Host Command Send) 메시지에 대한 응답(`S2F42`)을 전송합니다. 이벤트 핸들러를 통해 수신된 명령(RCMD)과 파라미터(CPNAME/CPVAL)를 확인한 후, 수락 여부를 HCACK 값에 담아 이 함수를 호출합니다.

{% hint style="info" %}
GetRemoteCommand()함수와 함께 사용합니다.
{% endhint %}

Parameters

<table data-header-hidden><thead><tr><th width="203" valign="top"></th><th width="78" valign="top"></th><th valign="top"></th></tr></thead><tbody><tr><td valign="top">Name</td><td valign="top">Type</td><td valign="top">Description</td></tr><tr><td valign="top">lMsgId</td><td valign="top">long</td><td valign="top">수신한 S2F41W의 Message의 ID</td></tr><tr><td valign="top">HCACK</td><td valign="top">short</td><td valign="top">S2F42에 설정할 응답코드</td></tr></tbody></table>

```csharp
public void OnRemoteCommand(int lMsgId)
{
    string strCommand = "", strCPName = "", strCPValue = "";
    int nParamCount = 0;
    int nFormat = 0;

    short nHCACK = 0;

    //---------- 받아서 처리하는 변수 선언 ----------------
    string strLOTID = string.Empty, strPPID = string.Empty;

    nParamCount = m_gem.GetRemoteCommand(lMsgId, ref strCommand);

    for (short i = 0; i < (short)nParamCount; i++)
    {
        int nCntOFParam = m_gem.GetRemoteCommandParam(lMsgId, i, ref strCPName, ref strCPValue, ref nFormat);

        strCPName.ToUpper();
        if (strCPName == CPNAME.LOTID)
        {
            strLOTID = strCPValue;
        }
        else if (strCPName == CPNAME.PPID)
        {
            strPPID = strCPValue;
        }
        else //해당되는 CPNAME이 존재하지 않는 경우. NACK
        {
            nHCACK = 3;
            m_gem.SetRemoteCommandErrorCode(lMsgId, strCommand, i, 3);

        }

        AddLog(string.Format("CPNAME = {0}", strCPName));
        AddLog(string.Format("CPVALUE[{0},{1}] = {2}", nCntOFParam, nFormat, strCPValue));
    }

    



    if (nHCACK != 0)
    {
        // 허용되지 않는 CPNAME이 존재함.
        m_gem.ReplyRemoteCommand(lMsgId, nHCACK);
        return;
    }
    else
    {
        // 
        if (strCommand == RCMD.START)
        {
            //들어온 LOTID나 CSTID,.. 등등을 비교하여 문제가 없으면 해당해서 보냄.
            m_gem.ReplyRemoteCommand(lMsgId, nHCACK); //응답후 해당작업 진행 가능하면 작업진행.
            m_gem.SetVIDValue(SVID.LOT_ID, strLOTID);
            m_gem.SendEventReport(CEID.LOT_START);
        }
        else if (strCommand == RCMD.PPSELECT)
        {
            if (strPPID != "")
            {
                m_gem.ReplyRemoteCommand(lMsgId, nHCACK); //응답후 해당작업 진행 가능하면 작업진행.

                m_gem.SetVIDValue(SVID.PPID, strPPID);
                m_gem.SendEventReport(CEID.PP_SELECTED_LOADED);
            }
            else
            {
                nHCACK = 3;//해당되는 레시피 이름이 없는 경우 작업진행 불가.
                m_gem.ReplyRemoteCommand(lMsgId, nHCACK); //응답후 해당작업 진행 가능하면 작업진행.

            }
        }
    }
}
```


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