Brian, > > I would hope that we could at least ping. Or, is that > > off the table as well? > > If you mean ICMP echo that seems to be blocked in many places. That doesn't sound so great. About the UDP echo port, in one of my earlier (unpublished) essays I talked about setting up a "sprite-mtu" service port. Maybe I should go back and look at that again. Fred fred.l.templin@boeing.com