I agree Forrest...the issue they thought they had was actually a device on switch set to half duplex causing errors...once they changed it to full...voila...issues cleared up... FactoryTalk Viewpoint working faster and more responsive.
On Tue, Dec 1, 2020, 3:25 AM Forrest Christian (List Account) < [email protected]> wrote: > As others have said, this is a multicast address, used to send a > 'broadcast' to other interested parties on the local network. The main > difference between 'multicast' and 'broadcast' is that in broadcast all > parties receive it, and in multicast only interested parties receive it. > It's more complicated and convoluted than that. It's generally not going > to leave your local ethernet segment, although certain routers can be > configured to forward multicast packets. > > It looks like CIP sync uses multicast, and probably other protocols in the > Ethernet/IP suite. So I'm guessing it's just one of the enabled protocols > on the ethernet side of the VFD. > > On Mon, Nov 30, 2020 at 12:43 PM Jaime Solorza <[email protected]> > wrote: > >> Running wireshark on a SCADA network and I am detecting a VFD using CIP >> trying to hit IP 239.192.128.229... >> I tried looking it up ....says Asis Pacific... >> Can someone give me more information on this IP? >> Thanks >> -- >> AF mailing list >> [email protected] >> http://af.afmug.com/mailman/listinfo/af_af.afmug.com >> > > > -- > - Forrest > -- > AF mailing list > [email protected] > http://af.afmug.com/mailman/listinfo/af_af.afmug.com >
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