.BFR

.BFR file extension

This is the basic program to work with .BFR extension

Wireshark

Wireshark Wireshark file

Wireshark is a network packet analyzer, which presents captured packet data in as much detail as possible. It can be used to troubleshoot network problems, examine security problems, verify network applications, debug protocol implementations, and learn network protocol internals... (more)

The program works with the following extensions: wpc, trc, wpz, pkt, enc, 5vw, apc, atc, bfr, cap, fdc, rf5, syc, tpc, tr1, erf, acp, pcap, snoop and trace

.BFR extension is also supported by the following programs:

Ethereal

Ethereal Ethereal file

Sniffer application used to monitor network traffic, filtering by protocol.
DataView

DataView Scope Document

Displays digital data on the screen with conventional log formats.