Taking wireshark logs with the CAS Gateway

Instructions  

1) Login to the CAS Gateways web interface and browse to the “System Actions” page  /bin/system/
2) Under the debug logging, Change the level level from IMPORTANT (10) to ALL (100),
3) Ensure that the Log to SysLog (UDP: 514) is set to enabled. This is the default setting.


debugLogging

4) Click the “Save” button

5) Click the “Generate configuration File” to download the current configuration from the CAS Gateway.

6) Download and install Wireshark (http://www.wireshark.org/) on a local computer. Its a free packet capture tool

7) Run Wireshark and click the “Capture Options” button


CaptureOptions2

8) Set the “Capture Filter” to “port 47808 || port 514
9) Set the path to a folder where to store the Wireshark logs. “C:\temp\wireshark logs\2014April28_
10) Check the “Use multiple files” and “Next file every” check boxes. Set the next file every text area to “20“, “megabyte(s)


CaptureOptions

11) Click the “Start” button on the “Wireshark Capture Options” dialog. The main dialog should fill up with BACnet messages as well as SysLog messages.


Wireshark

12) Reproduce the problem with the CAS Gateway, This may take a day or two if the problem is infrequent.  
13) Send Chipkin an archive of the Wireshark logs and the CAS Gateway configuration.
Note: Depending on your configuration a HUB (Not a switch or router) maybe required to capture all the information from the CAS Gateway.
http://www.chipkin.com/hubs-vs-switches-using-wireshark-to-sniff-network-packets/


NetworkSetup

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