155.1.8.0/22 would cover 4 /24 networks: 155.1.8.0/24 155.1.9.0/24 155.1.10.0/24 155.1.11.0/24
On Fri, Sep 18, 2009 at 1:18 PM, prakash patel <[email protected]>wrote: > 8= 00001000 > 10= 00001010 > > Now move from left to right..Stop at the LAST COMMON bit. That is you > boundary > > here 0 0 0 0 1 0 <<<stop there. > > 0 0 0 0 1 0 = 8 > > that should should give you 20 mask length. This length will cover > .8,.9,.10,.11 > =============================== > > /22 is the better . > > You can do /20 also. but it will cover some extra networks too. and that > will cover .15,.14,13,.12,.11,.10,.9.8,.7,.6,.5,.4,.3,.2,.1,.0 > > > > > ------------------------------ > From: [email protected] > To: [email protected] > Date: Fri, 18 Sep 2009 21:10:43 +0430 > Subject: [OSL | CCIE_RS] Summarization, > > > > Hello Dears, > > Anyone can please help with the following issue, How the summary of these > two addresses " 155.1.8.8, 155.1.10.10" became /22? > according to my calculation it should be /20 > > Best regards, > > > > ------------------------------ > What can you do with the new Windows Live? Find > out<http://www.microsoft.com/windows/windowslive/default.aspx> > ------------------------------ > Bing™ brings you maps, menus, and reviews organized in one place. Try it > now.<http://www.bing.com/search?q=restaurants&form=MLOGEN&publ=WLHMTAG&crea=TEXT_MLOGEN_Core_tagline_local_1x1> > > _______________________________________________ > For more information regarding industry leading CCIE Lab training, please > visit www.ipexpert.com > > -- Regards, Joe Astorino - CCIE #24347 R&S Technical Instructor - IPexpert, Inc. Cell: +1.586.212.6107 Fax: +1.810.454.0130 Mailto: [email protected]
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