AT&T has access to an over-the-air firmware update for the Epix to resolve the "Forced SLOG DUMP" error messages and connectivity issues that follow. The AT&T Support Forums have the details:
http://forums.wireless.att.com/cng/board/message?message.uid=1756186#U1756186
-Craig
http://forums.wireless.att.com/cng/board/message?message.uid=1756186#U1756186
-Craig