Go CCIE Go!! - A Cisco Certified Internetwork Expert

Interesting question and interesting wording for the interesting question.
To safely remark on such a cunningly crafted question, I can only say that one must read the task word-for-word, using one’s finger to ensure that not a single word is missed or forgotten and then be prepared to provide a well-proposed answer to such a cunningly written, well-crafted interesting question.

— CCIEin2006 wrote:
> Lets say you have two AS’s connected via non-BGP > speaking routers like this: > > R1 / > R2 R3 | | > R4–R5 > Task states to configure AS2 to influence AS1 to > prefer the BGP path to R4 > for certain networks and R5 for other networks. > I know there are many ways to do this i.e MED, AS > path prepend, summary, > filter, etc.. > > My question is it enough for AS1 to see the correct > path in the BGP table or > do you need to take steps to ensure the non-bgp > speakers are taking that > preferred path as well? I already have BGP > redistributing into IGP so R2 and > R3 have the routes in their routing table, I’m just > not sure if I should > waste time tweaking metrics to force them to route > via that same preferred > path? > > Would the graders be so anal to make sure each > router in the path was > following the preferred path or would they simply > check the BGP table on AS1 > to make sure the path was preferred there? > > Thanks in advance, > Nick > >