Re: Multicast and GRE

2011-05-01 Thread Benjamin Kiessling
Hi, > Are you sure that you're not blocking the ospf or gre packets with pf? > The hello timer is running and so hello packets should be generated and > sent. Since there are no errors from ospf when sending packets I assume > that the problem is in gre(4). Can you ping the remote end of the gre >

Re: Multicast and GRE

2011-05-01 Thread Claudio Jeker
On Sun, May 01, 2011 at 01:41:44PM +0200, Benjamin Kiessling wrote: > Hi, > > > ospfd does not need any of the multicast options. ospfd uses the > > IP_MULTICAST_IF socket option and bypasses the routing table lookup by > > doing so. rtadvd and many other daemons do it in a similar way. > > The mu

Re: Multicast and GRE

2011-05-01 Thread Benjamin Kiessling
Hi, > ospfd does not need any of the multicast options. ospfd uses the > IP_MULTICAST_IF socket option and bypasses the routing table lookup by > doing so. rtadvd and many other daemons do it in a similar way. > The multicast_host option is only needed for applications that do not use > the specia

Re: Multicast and GRE

2011-05-01 Thread Claudio Jeker
On Sun, May 01, 2011 at 12:15:51AM +0200, Benjamin Kiessling wrote: > Hi, > > I've been trying to get OpenOSPFd working on OpenBSD 4.8 using an GRE over > IPsec approach. The GRE tunnel is working for unicast IPv4 packets. I've seen > that there are reject routes for 224.0.0.0/4 in the default con