Running Tcpdump - AudioCodes C455HD User's And Administrator's Manual

CHAPTER 7 Troubleshooting
➢ To capture the Expansion Module (sidecar) screen:
1. [Applies only to the C450HD with sidecar] Make sure the drop-down menu next to the
Screen Capture button shows sidecar. By default, the field indicates main, i.e., the phone's
main screen.
2. Click the Screen Capture button; the phone's sidecar screen is captured and the screenshot
is saved and sent to the folder defined as shown in step 4 of the preceding procedure.
3. On your PC, navigate to the folder and retrieve the screenshot. Default file name:
screencap.png. Rename it to a name related to the screen you captured. If you don't
rename it, it will be overwritten the next time you take a screenshot.
4. The figure below shows an example of a screenshot of the Expansion Module (sidecar).

Running Tcpdump

Tcpdump is a common packet analyzer that allows network administrators to display TCP/IP
and other packets transmitted or received over the IP telephony network, for debugging
purposes.
➢ To run Tcpdump:
1. In the Android Phone Utility (see Android Phone Utility on page 113 for more information
about the application), enter the phone's IP address, click SSH Connect and browse to a
folder on the PC to which to send the information.
C455HD | Users & Administrator's Manual
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