Grrrr… stupid math… Jay Killion, CCIE #17873 R/S
From: Jeff Rensink <[email protected]<mailto:[email protected]>> Date: Sunday, December 29, 2013 3:09 PM To: Jay Killion <[email protected]<mailto:[email protected]>> Cc: "[email protected]<mailto:[email protected]>" <[email protected]<mailto:[email protected]>> Subject: Re: [OSL | CCIE_Wireless] WB1 Lab 2.3 .223 - .254 does equal 32 addresses .223 - .232 = 10 addresses .233 - .242 = 10 addresses .243 - .252 = 10 addresses .253 - .254 = 2 addresses Regards, Jeff Rensink : Sr Instructor : iPexpert<http://www.ipexpert.com/> CCIE # 24834 :: Wireless / R&S :: World-Class Cisco Certification Training Direct: +1.810.326.1444 :: Free Videos<http://www.youtube.com/ipexpertinc> :: Free Training / Product Offerings<http://www.facebook.com/ipexpert> :: CCIE Blog<http://blog.ipexpert.com/> :: Twitter<http://www.twitter.com/ipexpert> On Sun, Dec 29, 2013 at 2:47 PM, Jay Killion (jakillio) <[email protected]<mailto:[email protected]>> wrote: Quick question… Requirement is - "For all IPv4 DHCP scopes, use the upper 32 device addresses of the subnet." The solution excludes 10.10.x.1 – 10.10.x.222, but shouldn't the correct exclusion actually be to .221? If it ends at .222 then the usable addresses are .223 - .254, which equals 31 device addresses. Thanks - Jay Killion, CCIE #17873 R/S _______________________________________________ Free CCIE R&S, Collaboration, Data Center, Wireless & Security Videos :: iPexpert on YouTube: www.youtube.com/ipexpertinc<http://www.youtube.com/ipexpertinc>
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