I've been seeing really bad packet loss between PCCW and frontier, and so far haven't been able to make any traction with anyone on either side. I'm betting that the ??? is a peering point either in London or Ashburn. uk.bgp4.net (0.0.0.0) Tue Jul 9 20:39:53 2013 Keys: Help Display mode Restart statistics Order of fields qu it Packets Pings Host Loss% Snt Last Avg Best Wrst StDev 1. 212.111.33.230 0.0% 43 1.7 0.7 0.5 1.8 0.3 2. 212.111.33.237 0.0% 43 2.3 1.9 1.1 22.7 3.3 3. 63.218.13.221 0.0% 43 2.3 15.6 1.1 230.3 45.9 4. ??? 5. 74.40.2.173 23.3% 43 177.9 150.3 147.8 177.9 7.0 6. 74.40.2.193 20.9% 43 149.9 149.9 149.1 161.2 2.1 7. 74.40.3.241 18.6% 43 149.6 152.4 149.1 193.2 8.8 8. 74.40.5.49 28.6% 43 148.1 150.8 147.8 192.1 9.9 9. 74.40.5.54 26.2% 43 148.3 150.5 147.9 218.7 12.6 10. 74.40.5.46 33.3% 42 149.5 154.0 149.2 212.8 14.0 11. 74.40.3.137 16.7% 42 147.4 148.7 146.9 163.0 4.1 12. 74.40.1.154 29.3% 42 148.2 153.6 147.7 206.7 14.2 13. 50.34.2.162 35.7% 42 150.2 150.4 149.8 156.3 1.2 14. 50.46.150.55 26.2% 42 150.7 151.0 150.5 152.0 0.4