sudo add-apt-repository ppa:wireshark-dev/stable sudo apt-get update sudo apt-get upgrade wireshark Use code with caution. Copied to clipboard
: Older versions of Wireshark (e.g., v3.2.x or earlier) do not have the internal dissector needed to understand the SLL2 header structure . -pcap network type 276 unknown or unsupported-
By understanding DLTs, using editcap to force a link type, updating your libpcap, or converting to pcapng, you can almost always recover the packets. In the world of network forensics, data is king. Do not let a three-digit number stand between you and your analysis. updating your libpcap
Use this if you are submitting a report to a tool maintainer. or converting to pcapng
: Use the Wireshark Stable PPA to get a newer version than what is in the standard LTS repositories.