Looking at the link - 

http://www.net.berkeley.edu:8885/~cricket/cricket/grapher.cgi?target=%2F
router-interfaces%2Finr-668-interfaces%2Fgigabitethernet0_1&ranges=d%3Aw
%3Am%3Ay&view=Octets

It looks like the Berkeley's Cogent link to the outside for WU results
u/l and new WU d/l went down about mid-night local time?

Anyone else with problems sending/collecting WUs?

-- 
John Clark