That would be an ipexperts question. I think there is a way you can get updated version electronically.With some additional money, you might be able to get the printed version as well. I think someone from ipexperts should be able to answer this question.
Thanks Suresh On Sat, Jun 7, 2008 at 4:15 PM, Carlos Valero <[EMAIL PROTECTED]> wrote: > Thank you for your reply. > > Yes, of course I looked at the Proctor Guide. > That's where the solution is given, right? > > Perhaps I have an "old" version of the Guide, because I do not see any > explanation there. > > Would you mind sharing that with me? > > Thank you again. > > --- On Sat, 6/7/08, Suresh Mishra <[EMAIL PROTECTED]> wrote: > > From: Suresh Mishra <[EMAIL PROTECTED]> > Subject: Re: [OSL | CCIE_RS] LAB 8 Task 5 > To: [EMAIL PROTECTED], "OSL CCIE Routing and Switching Lab Exam" > <[email protected]> > Date: Saturday, June 7, 2008, 4:09 PM > > Did you look into the proctor guide. There is a very good explanation > of this issue. > > Suresh > > > On Fri, Jun 6, 2008 at 11:03 PM, Carlos Valero <[EMAIL PROTECTED]> > wrote: >> Hi, >> >> Sorry to bother with a "simple question", but I'm having a > hard time >> understanding the solution to this particular task. >> >> R1 advertises 10 networks (loopbacks): >> >> network 192.1.1.0 >> network 192.1.2.0 >> network 192.1.3.0 >> network 192.1.4.0 >> network 192.1.5.0 >> network 192.1.6.0 >> network 192.1.7.0 >> network 192.1.8.0 >> network 192.1.9.0 >> network 192.1.10.0 >> >> Then we are asked to do the following: >> >> • Configure R2 to ONLY allow the odd routes advertised by R1 in its > routing >> table, >> these routes are in form of 192.1.1.0, 192.1.3.0, 192.1.5.0, > 192.1.7.0, >> 192.1.9.0/24 >> >> That means that .2, .4, .6, .8, & .10 will NOT be advertised. >> >> 2 issues I see here: >> >> 1. After the ACL is applied, 192.1.10.0/24 is still being allowed! >> Since it is an EVEN network, it should not be! >> >> 2. Mask 0.0.14.0 matches all ODD networks. That's fine. >> >> With it, we allow all the ODD networks and of course we deny everything > else >> (all EVEN networks). >> >> That's fine. But then, for all these matched networks, we assign a > new >> distance = 255! >> >> Setting an administrative distance of 255 means that all RIP suppliers are >> by default accepted but their information is not put into the routing > table, >> correct? >> >> If that's correct, then all these odd routes should not be put in the >> Routing Table. >> >> Yet they are and they appear with AD = > 120. >> >> Sorry but I don't get it. >> >> Is that line correct? Or should it be: >> >> distance 120 150.50.17.1 255.255.255.255 10 >> >> instead of: >> >> distance 255 150.50.17.1 255.255.255.255 10 >> >> Where am I wrong? >> >> Does this command actually assign an AD to the networks being DENIED in > the >> ACL? >> >> That would be the only explanation, although the issue with network >> 192.1.10.0/24 still being allowed still troubles me. >> >> >> C. Valero. >> >> --- >> >> >
