On Tuesday 30 November 2010 19:28:07 Ben Pfaff wrote: > On Tue, Nov 30, 2010 at 09:18:43AM +0100, Christian Fischer wrote: > > On Saturday 27 November 2010 23:52:20 Ben Pfaff wrote: > > > Was the problem and solution anything worth documenting so that we > > > could help others to avoid this problem in the future? > > > > the problem was self made. > > Having the same mtu for physical interfaces like the virtual interface > > mtu (ovs, both 1500) isn't a good idea if one likes to use VLANs. 1518 > > is a reasonable value. > > > > Well, both, mtu_setting() from InterfaceReconfigure.py and ovs-vsctl > > add port, have configured 1500 bytes, but I haven't verified the > > settings, and therefore it was my fault. > > I'm surprised that this was necessary. Most NIC drivers allow an extra > 4 bytes when a VLAN tag is present. What driver does your NIC use?
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