On Mon, Aug 13, 2012 at 12:46:44PM -0700, Alan Batie wrote: > it's interacting badly with centos 6 is a good question. It could be a > bug in vmware tools/the ethernet driver. At least it's narrowed down now... Are you using vmxnet3 drivers? That had a known bug with small udp packets, but it should be fixed. Maybe you're seeing a similar issue. Try using the e1000 driver in that case. https://access.redhat.com/knowledge/solutions/67823 -- rgds Stephen