Mike,
Ping results:
Microsoft Windows XP [Version 5.1.2600]
(C) Copyright 1985-2001 Microsoft Corp.
C:\Documents and Settings\Owner>ping s3-external-1.amazonaws.com
Pinging s3-external-1.amazonaws.com [72.21.207.136] with 32 bytes of data:
Destination host unreachable.
Destination host unreachable.
Destination host unreachable.
Destination host unreachable.
Ping statistics for 72.21.207.136:
Packets: Sent = 4, Received = 0, Lost = 4 (100% loss),