Re: [foxboro] AIM OPC Server
- From: Ron Deen <r.deen@xxxxxxxxx>
- To: foxboro@xxxxxxxxxxxxx
- Date: Fri, 4 Mar 2005 20:30:25 +0100
I have had 3 NIC's in one box at one time.
It helps to have them from different types and brands I found.
Regards
Ron Deen
Invensys
On Thursday 03 March 2005 05:13 pm, Ken Heywood wrote:
> I'm always game for free advice. Application tunneling always makes life =
> easier. But, it's kind of perverse when you have many workstations that =
> expect to use the benefits of named OPC object access sourced from all =
> kinds of devices, and you need to load the client apps for all the =
> devices on every workstation. It's akin to telling Internet users that =
> they can display any webpage as long as they have ActiveX loaded.
>
> Barring any DCOM issues, 3 or 4 NIC cards shouldn't present a problem =
> ... I think. No?
>
> * K
>
> -----Original Message-----
> From: Johnson, Alex (Foxboro) [mailto:ajohnson@xxxxxxxxxxx]=20
> Sent: Wednesday, March 02, 2005 2:02 PM
> To: foxboro@xxxxxxxxxxxxx
> Subject: Re: [foxboro] AIM OPC Server
>
> Free advice?
>
> Put the AIM*OPC DA Server on the client machines and use NetAIM*API to
> connect to the source AW (AW70 or AW51). This is equivalent to =
> Matrikon's
> "OPC Tunnelling".
>
> Why do it?
>
> Easy - the setup is much simpler - no DCOM.
>
> Worth the time and money, I promise.
>
>
>
> Regards,
> =20
> Alex Johnson
> Invensys Process Systems
> Invensys Systems, Inc.
> 10707 Haddington
> Houston, TX 77043
> 713.722.2859 (voice)
> 713.722.2700 (switchboard)
> 713.932.0222 (fax)
> ajohnson@xxxxxxxxxxx
>
> -----Original Message-----
> From: foxboro-bounce@xxxxxxxxxxxxx [mailto:foxboro-bounce@xxxxxxxxxxxxx] =
> On
> Behalf Of Ken Heywood
> Sent: Wednesday, March 02, 2005 12:26 PM
> To: Foxboro Freelist (E-mail)
> Subject: [foxboro] AIM OPC Server
>
> Content-Type: text/plain;
> charset=3D"iso-8859-1"
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> =3D20
> I am planning an AIM OPC Server to serve data to two separate networks. =
> =3D
> The box will have 3 NIC cards; 1 for I/A, and one each fro each IT =3D
> network. Are there any special AIM restrictions? Network addressing or =
> =3D
> network connection issues? Has anybody done this? Thanks.
> =3D20
> * K
> =3D20
>
>
>
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> =20
> =20
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