North American Network Operators Group

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Re: iBGP next hop and multi-access media

  • From: alex
  • Date: Mon Oct 07 10:14:09 2002

> > I guess I don't know this because I've never tried it. But, how does the
> > router determine where to send the packets for a route statement as
> > specified above (ip route a.b.c.d e.f.g.h f0/0) ?
> When you setup a secondary ip on an interface
>  int fa0/0
>    ip address a.b.c.d e.f.g.h secondary
> How does it determine where to send the packets?  ARP.
> Which is the same as adding the route described above.

No it is not.  In this case you defined direct connection. IP does not know
about this direct connection without that.  Should you drop that secondary