yea..its the routing mechanism that determines the metric...but (correct me
please) dont all routing protocols give a metric of 0 to directly connected
networks....and therefore, the metric would be 0 in this situation
regardless of the routing method selected?
""Howard C. Berkowitz"" <[EMAIL PROTECTED]> wrote in message
news:p0500190cb62c956ab24a@[63.216.127.98]...
> >If I understand correctly, both networks on the same router..different
> >subinterfaces. If Im thinking about this correctly, the metric in the
> >routing table will be 0 because they are both directly connected
networks.
> >
> >Thoughts from anyone else?
> >
> >-jm
> >
> >""Jeff Walzer"" <[EMAIL PROTECTED]> wrote in message
> >005501c047ff$1f8a3e00$[EMAIL PROTECTED]">news:005501c047ff$1f8a3e00$[EMAIL PROTECTED]...
> >> Our internal network has 10 subnets that can be utilitized
(10.10.1.x -
> >> 10.10.10.x). The router IP address is 10.10.1.1.
> >>
> >> When I create a subinterface for 10.10.2.1 what is the metric for the
> >> 10.10.2.x subnet to get to the 10.10.1.x subnet?
> >>
> >> Being that it is the same router will it be 1 or does each
subinterface
> >> increment the metric by 1 thereby making the metric 2 for each
> >subinterface?
> > >
>
> I'm unclear what you both mean when you speak of metrics. No type of
> interface or subinterface inherently has a metric until you define a
> routing mechanism with respect to that interface -- and that
> mechanism defines the metric.
>
> So OSPF and EIGRP, in practice, use bandwidth as a metric. RIP uses
> hop count, which may be what you are thinking of.
>
> The zero value for a directly connected network is the administrative
> distance, which is different from a metric. Administrative distances
> rank preferences among sources of routing information, lower values
> being more preferable. For example, an OSPF route with an
> administrative distance of 110 will never be preferred to a directly
> connected route. A RIP route (to the same destination) will never be
> preferred to an OSPF route.
>
> (note...I'm assuming here that you use the standard route selection
> algorithms without overriding anything)
>
> Metric is used as a tie-breaker between routes of the same
> administrative difference.
>
> Prefix length is considered before administrative distance. A route
> of 192.168.0.0/28 from RIP is preferable to any OSPF route to
> 192.168.0.0/24.
>
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