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Oct 6, 2022 at 13:56 comment added Ray Butterworth "The answer above" assumes that there will always be only one answer ranked above this one, and that that answer will be the same one that was there 7 years ago.
Jun 4, 2015 at 7:34 comment added Mike Pennington Tiny (almost insignificant) caveat: the Last Usable Address formula at the bottom works for all subnets except a /31... see RFC 3021. It's a small but relevant exception if someone tried to use your algorithm in code.
Jun 4, 2015 at 4:36 history edited OzNetNerd CC BY-SA 3.0
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Jun 3, 2015 at 23:19 history answered OzNetNerd CC BY-SA 3.0