> > > 128 64 32 16 8 4 2 1 > > So in binary, 64 is 01000000 and 65 is 01000001 > > Where is the last bit that these two are the same? > > 64 = 0100000|0 > 65 = 0100000|1 > > that's only 1 bit of difference or 7 bits, so that's how you get the CIDR > notation of /7, and /7 is a supernet encompassing 64.0.0.0 through > 65.255.255.254 > > > Thank you, > > Steve Di Bias > Network Engineer - Information Systems > Valley Health System - Las Vegas > Office - 702- 369-7594 > Cell - 702-241-1801 > [email protected] > > > -----Original Message----- > From: [email protected] [mailto: > [email protected]] On Behalf Of Lemish, Christopher > Sent: Wednesday, January 26, 2011 12:42 PM > To: [email protected] > Subject: [OSL | CCIE_RS] Lab 8.15 - Binary logic > > Could someone explain the 64.0.0.0/7 binary logic that leads you to > 64.0.0.0 and 65.0.0.0? > > > > I understand that /7 is 254.0.0.0 > > > > Thank you, > > Chris > > > > > > > This email and any files transmitted with it are confidential and are > intended for the sole use of the individual(s) to whom they are properly > addressed. Any use, dissemination or forwarding of this email and any > files transmitted with it by anyone other than the intended recipient(s) > is strictly prohibited. If you have received this email in error, please > notify the sender by replying to this email. Black Box Corporation and > its affiliates reserve the right to scan and monitor all e-mail traffic. > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > > UHS Confidentiality Notice: This e-mail message, including any > attachments, is for the sole use of the intended recipient (s) and may > contain confidential and privileged information. Any unauthorized review, > use, disclosure or distribution of this information is prohibited. If this > was sent to you in error, please notify the sender by reply e-mail and > destroy all copies of the original message.
-- -Steve Di Bias _______________________________________________ For more information regarding industry leading CCIE Lab training, please visit www.ipexpert.com
