[j-nsp] JUNOS Equivalent to CISCO IOS next-hop-self

Danny McPherson danny at tcb.net
Wed Oct 22 00:44:03 EDT 2003


On Tuesday, October 21, 2003, at 01:15 AM, Daniel Roesen wrote:

> On Mon, Oct 20, 2003 at 07:04:35PM -0600, Danny McPherson wrote:
>>> Uhm, route reflectors MUST NOT change NEXT_HOP of reflected routes.
>>> Otherwise it might lead to routing loops. Can you outline an example
>>> of where setting NEXT_HOP to self on a route reflector for reflected
>>> routes makes sense, so that a "SHOULD NOT" is justified instead of a
>>> "MUST NOT"?
>>
>> Yes, I can think of several!
>
> Care to explain one?

  o TE to a specific RR next hop
  o RR client doesn't share IGP (or other) routes with RRs IBGP
    peers, etc..
  o I'm sure there are others.

I still think as a matter of default behavior Juniper shouldn't
rewrite the NEXT_HOP on reflected routes.

-danny



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