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updated text for readme.

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skarg
2009-08-14 15:15:32 +00:00
parent 62e58fce27
commit d7861f058e
1 changed files with 6 additions and 5 deletions
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bacnet-stack/demo/mstpcap/readme.txt
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@@ -1,8 +1,8 @@
MSTP Capture Tool BACnet MS/TP Capture Tool
This tool captures MS/TP packets on an RS485 serial interface, This tool captures BACnet MS/TP packets on an RS485 serial interface,
and saves the packets to a file in Wireshark PCAP format for and saves the packets to a file in Wireshark PCAP format for
the MS/TP dissector to read. The filename has a date and time the BACnet MS/TP dissector to read. The filename has a date and time
code in it, and will contain up to 65535 packets. A new file code in it, and will contain up to 65535 packets. A new file
will be created at each 65535 packet interval. The tool can will be created at each 65535 packet interval. The tool can
be stopped by using Control-C. be stopped by using Control-C.
@@ -17,8 +17,8 @@ MAC MaxMstr Tokens Retries Treply Tusage Trpfm Tder Tpostpd
0 0 525 0 32 0 0 0 0 0 0 525 0 32 0 0 0 0
1 127 525 0 16 79 0 0 0 1 127 525 0 16 79 0 0 0
MS/TP capture tool also includes statistics which are listed for The BACnet MS/TP capture tool also includes statistics which are
any MAC addresses found passing a token, listed for any MAC addresses found passing a token,
or any MAC address replying to a DER message. or any MAC address replying to a DER message.
The statistics are emitted when Control-C is pressed, or when The statistics are emitted when Control-C is pressed, or when
65535 packets are captured and the new file is created. 65535 packets are captured and the new file is created.
@@ -49,6 +49,7 @@ than 250ms.
Tpostpd = maximum number of milliseconds to respond to Tpostpd = maximum number of milliseconds to respond to
DataExpectingReply request with ReplyPostponed. Tpostpd is DataExpectingReply request with ReplyPostponed. Tpostpd is
required to be less than 250ms. required to be less than 250ms.
Note that the mstpcap tool may not have that good of Note that the mstpcap tool may not have that good of
resolution on Windows, so timing under 50ms may not be accurate. resolution on Windows, so timing under 50ms may not be accurate.