Re: Rip Metric

From: CCIE3000 (ccie3000@googlemail.com)
Date: Sun Sep 07 2008 - 09:59:27 ART


Hi Tandou,

Good spot, I've never noticed that!

I don't think it's a bug (without doing a search for a bug) I've just
configured something with my equipment and I get the same result.

It's going to be one of those things to ask the proctor I should imagine.

FYI, it's the same if you use default-metric command, the summary address
command adds an extra hop to the metric.

On Sun, Sep 7, 2008 at 12:32 AM, Mohamed Tandou <dtandou@gmail.com> wrote:

> Hello GS,
> i need someone expertise on this. i advertised OSPF into RIP V2 with a
> metric of 3. when i do show ip route on the adjacent router i can see the
> metric of 3 on the route being redistributed into RIP. When i summarize the
> routes being redistributed i see the metric going from 3 to 4 on the
> summary route. i don't know if this is a bug. My concern is if they ask me
> to advertise a protocol into rip with a metric of 4 and summarize it should
> i summarize it using metric 3 ? Can someone clear this one out?
>
> Thanks
>
> Tandou
>
>
> Before summary
> interface FastEthernet0/0
> ip address 150.1.11.1 255.255.255.0
> duplex auto
> speed auto
> router rip
> version 2
> redistribute ospf 11 metric 3
> network 150.1.0.0
> no auto-summary
> BB1#sh ip route rip
> 11.0.0.0/8 is variably subnetted, 14 subnets, 2 masks
> R 11.11.2.2/32 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.1.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.3.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.4.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.5.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.6.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.12.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.14.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.20.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.25.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.30.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.40.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.60.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> R 11.11.100.0/24 [120/3] via 150.1.11.1, 00:00:02, Ethernet0
> BB1#
>
> ====================================================================================================
> After summary
> interface FastEthernet0/0
> ip address 150.1.11.1 255.255.255.0
> ip summary-address rip 11.11.0.0 255.255.0.0
> duplex auto
> speed auto
> router rip
> version 2
> redistribute ospf 11 metric 3
> network 150.1.0.0
> no auto-summary
> BB1#sh ip route rip
> 11.0.0.0/16 is subnetted, 1 subnets
> R 11.11.0.0 [120/4] via 150.1.11.1, 00:00:05, Ethernet0
> BB1#
>
>
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