[j-nsp] VRRP in Olive?

Patrick Lynchehaun patrick at lynchehaun.net
Thu Aug 6 10:12:56 EDT 2009


All.
>
> This patched works with the lastest qemu stream,
> http://juniper.cluepon.net/index.php/Olive; confirmed working on junos 9.3
> :-
>
> Since previous entries in other wikis, qemu's main tree has all of the
> support on the ethernet adapter side, multicast side, etc, to work natively
> out of the box.
>
> In Qemu version 0.9.1, Stefan's multicast code has a check which i'm still
> decoding to solve properly that exits nic_receive before multicast frames
> make it to the CPU. I'm no developer, but this simple workaround will enable
> native qemu without any patch files, shady chinese translated forums, or
> modifications of jemu code.
>
> Obtain the qemu source from the project website. The file hw/eepro100.c as
> of 0.9.1 has this line in the function nic_receive, comment the 'return'
> out.
>
>        int mcast_idx = compute_mcast_idx(buf);
>        if (!(s->mult[mcast_idx >> 3] & (1 << (mcast_idx & 7)))) {
>                //Commented out by JP Senior (sartan) Wed June 23 2008, this
> needs to be fixed
>            //return;
>        }
>        rfd_status |= 0x0002;
>
> Tks,
>      Patrick,.
>
> -----Original Message-----
> From: juniper-nsp-bounces at puck.nether.net [mailto:
> juniper-nsp-bounces at puck.nether.net] On Behalf Of Ivan Ivanov
> Sent: 06 August 2009 10:53
> To: Patrik Olsson
> Cc: juniper; Juniper List
> Subject: Re: [j-nsp] VRRP in Olive?
>
> Hello,
>
> Check this link, maybe it will help.
>
> http://www.mail-archive.com/qemu-devel@nongnu.org/msg11306.html
>
>
> Br,
>
> On Thu, Aug 6, 2009 at 12:25 PM, Patrik Olsson <df at webkom.se> wrote:
>
> > If you run Olive on VMWare it wont work at all since multicast dont
> > work well at all on the virtual ethernet.
> >
> > Sounds great if QEMU fixes this little caveat...
> >
> > Cheers
> > Patrik
> > _______________________________________________
> > juniper-nsp mailing list juniper-nsp at puck.nether.net
> > https://puck.nether.net/mailman/listinfo/juniper-nsp
> >
>
>
>
> --
> Best Regards!
>
> Ivan Ivanov
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