Expression (GRegex) object Date and time Ethernet or other MAC address EUI64 address. However, the "& 0xffffff00" expression masks off the fourth byte. wireshark-filter - Wireshark display filter syntax and reference. ![]() Unfortunately, you want to examine three bytes, but you can only put 1, 2, or 4 after the colon, so three is not a valid value. In the capture filter expressions "ether" and "ether", 0 and 6 are the starting bytes for the destination MAC address field and the source MAC address field respectively, and 4 is the number of bytes to examine. To capture packets where either the source or destination MAC address starts with 00:0C:22: But if you know where in the MAC address field those three bytes will be, you can use a byte-offset capture filter. You probably can't create a capture filter for MAC addresses containing 00:0C:22 anywhere in the MAC address fields. ![]() ![]() You said, "I want to capture all traffic from devices with MAC address containing 00:0C:22."
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