-pcap Network Type 276 Unknown Or Unsupported- Direct

In the world of packet capture, every file has a "Linktype" or "Data Link Type" (DLT) field that tells the software how to interpret the data following the header. corresponds to LINKTYPE_SCLP .

You are using an older version of Wireshark or tcpdump that predates the addition of the SCLP link type. -pcap network type 276 unknown or unsupported-

Troubleshooting the "-pcap network type 276 unknown or unsupported-" Error In the world of packet capture, every file

If you only need to look at the payload and don't care about the SCLP headers, you can try converting the file using editcap (a command-line tool bundled with Wireshark). In the world of packet capture