$ perl -MRegexp::Common -E 'say $RE{net}{MAC}'

(?:(?:[0-9a-fA-F]{1,2}):(?:[0-9a-fA-F]{1,2}):(?:[0-9a-fA-F]{1,2}):(?:[
+0-9a-fA-F]{1,2}):(?:[0-9a-fA-F]{1,2}):(?:[0-9a-fA-F]{1,2}))

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In reply to Re: Regular Expression for MAC Address by tchrist
in thread Regular Expression for MAC Address by marius

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