However, you may need to export this into a PCAP, and once again there is a way. I was able to see this, and then saw said phone doing DNS queries to 4.2.2.2 and subsequent responses from the same. In this case, I was trying to identify if an IP Phone was requesting a DHCP address. This is usually enough to diagnose a problem. Next we need to configure the sample-rateĭiag sniffer packet sp8 #8 because that is my sample, but replace 8 with whatever port you are using.Ībove, you can see the output of the diag sniffer packet sp8 without anything else. Next we are going to enable the sampling on this port Next you will need to choose the port you want to capture packets from, in my example, it was port8 Once connected, you will need to run the following: Also modify the username if admin is not being used. You can either ssh using anything from PuTTy to SecureCRT or even from the command line of macOS or Linux with ssh x.x.x.x is the management IP of the switch. SSL decryption using man-in-the-middle technique. Capture network packets and record them. I found that you can do packet captures on the FortiSwitch. Packet capture/Network traffic sniffer app with SSL decryption. I have a motto, “ When in doubt, sniff it out“, anyone who knows me and has worked with me has heard me say it. I was instantly stoked since packet capture is my favorite thing to do.
While I was troubleshooting my bridging lab article, I stumbled onto a great feature in the FortiSwitch.
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