If you cannot upgrade your software, you can try converting the link-layer type to a standard format like Ethernet using tcprewrite (part of the
identifier. This format is an updated version of the original "cooked" capture (SLL), which allows capturing on interfaces that do not have a standard Ethernet header (such as the "any" device on Linux). redmine.openinfosecfoundation.org Why You See This Error -pcap network type 276 unknown or unsupported-
Here is how to solve the problem, from simplest to most advanced. If you cannot upgrade your software, you can
Fixing Wireshark / TCPdump pcap: network type 276 unknown or unsupported Error If you cannot upgrade your software
Upgrade tools / libraries