**This issue was migrated from [bug 9995](https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=9995) in our old bug tracker.** Original bug information: **Reporter:** boa…@‍gma…\ **Status:** RESOLVED FIXED\ **Product:** Wireshark\ **Component:** GTK+ UI\ **OS:** All\ **Platform:** All\ **Version:** 1.6.6 Attachments: [wrong_shim6.pcap](/uploads/2f7ba28be3f6203d44efc4b00e324c89/wrong_shim6.pcap): Example IPv6 packet with next header 0x3d recognized as SHIM6