It depends but I prefer using tag and route-maps as far as I know it's the
best way,
in addition to the distance command,
INE vol 3 is for the core stuff, I strongly recommend you to lab it up
Good luck
On Tue, Jul 14, 2009 at 12:43 AM, Rameez Khan <rameezk1999_at_gmail.com> wrote:
> Dear GS,
>
> Whenever i redistribute from a higher Administrative Distance Protocol
> (RIP) to a lower administrative distance protocol (OSPF), i use "distance
> ospf external 130" command in ospf routing process as a best practice to
> avoid reflect back routes from causing a loop.
>
> Using this practice is useful, if the next downstream neighbor in OSPF
> domain is a HUB with split horizon disabled.
>
> But if the downstream neighbor is a point-to-point end router, than using
> the "distance command" does not make sense if the split horizon is enabled.
>
> But as a safety measure can i use the "distance" command in the above point
> to point topology? what if the proctor disable split horizon the other end,
> it will help me in this situation?
>
> using "distance ospf external" command as a safety measure will cause me to
> loose points in the R/S lab even if it is not required??
>
> please answer
>
>
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-- Salah CCIE #24207 Blogs and organic groups at http://www.ccie.netReceived on Tue Jul 14 2009 - 00:49:16 ART
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