Here is a message that we received from UUNET today. It seems that they are full of various explanations.

[snip] That answer is consistant with previous experiences in the Boston area. Cheers, -- Joe Provo, Network Architect 800.763.8111 x3006 Network Operations Center Fax 508.229.2375 UltraNet Communications, Inc. <jprovo@ultra.net>