* * * * * This is one reason I hate firewalls—they make troubleshooting network issues so much harder … Yesterday's issues [1] were partly caused by an issue with our upstream provider doing something to our TCP (Transmission Control Protocol) traffic, and now the single packet authentication [2] is working. Grrrrrrrrrr … [1] gopher://gopher.conman.org/0Phlog:2009/02/28.1 [2] http://cipherdyne.org/fwknop/ Email Sean Conner at sean@conman.org .