On Mon, Jun 21, 2010 at 3:47 AM, DarkBls <dark...@yahoo.com> wrote: > > ovs-vsctl --db=tcp:192.168.93.201:1977 create interface name=gre0 type=gre > options:remote_ip=192.168.93.204 > e29c391b-2e07-4a2e-95de-99cf6f23158d > ovs-vsctl --db=tcp:192.168.93.201:1977 create port name=gre0 > interfaces=[e29c391b-2e07-4a2e-95de-99cf6f23158d] > 01c689e2-ecab-4ee6-8902-6aba2efe2deb > ovs-vsctl --db=tcp:192.168.93.201:1977 add bridge br0 ports > 01c689e2-ecab-4ee6-8902-6aba2efe2deb >
All this looks fine. > > I must have missed something since I don't see any port 47 opened on any > server > GRE runs over IP protocol 47, not TCP or UDP port 47 so you won't see it listed in netstat -l. Since a flow is being setup that is sending traffic to the GRE port the configuration should be fine. Can you do a tcpdump on the physical interface to see if there is GRE traffic? Is it possible that something like iptables is blocking GRE traffic?
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