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Size: a a a
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curl -sLk "https://gitlab.com/wireshark/wireshark/-/raw/master/manuf" | grep -vE "([0-9,a-f,A-F]{1,2}[:,-]){5}([0-9,a-f,A-F]{1,2})"
Если есть MAC, то пропускаем.
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/^([0-9,a-f,A-F]{1,2}[:,-]){5}([0-9,a-f,A-F]{1,2})/g
А так?
/^([0-9,a-f,A-F]{1,2}[:,-]){5}([0-9,a-f,A-F]{1,2})/gm
И так?w
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