All things related to multicast

[Stig Venaas <>]

Tim Chown wrote:
> On Wed, Jan 24, 2007 at 10:00:08AM -0500, Sanchez, Juan (District) wrote:
>
> > We have multicast working on CheckPoint, after months of pain. The
> > biggest issue that we have is that it will not work of an active-active
> > cluster. We are using PIM-SM with Nortel in the inside and Cisco in the
> > border.
> > Our solution was to install a third firewall just for multicast, any
> > subnet that requires multicast is sent to this firewall. Not an ideal
> > solution, but the best we could come up with. We are running NGX(R61).
>
>
> This is where we're headed for PIM-SSM and for IPv6 multicast (well, it's
> where we're at now, but we'd hoped to converge it...)

Is a firewall for multicast really needed? Would it be bad to just let
all multicast UDP packets to high ports through?

Stig

> Tim