Re: Bridging

From: Anantha Subramanian Natarajan <anantha.natarajan_at_gravitant.com>
Date: Mon, 4 May 2009 14:48:50 -0500

Thanks anthony --Will do that ....Meantime I have a question on that,if you
could help me on that .........

One of the requirement states that configure bridging between an gig
interface and a point-to-point frame-relay interface on a router as shown
below

no ip routing

bridge 1 protocol ieee

!

interface GigabitEthernet0/0

bridge-group 1

!

interface Serial0/0/0.1

bridge-group 1

The Gig and the frame-relay sub-interface are in 54.1.10.0/24 subnet.The
other requirement asked is to configure an ip address 54.1.10.6/24 on the
same router without using IRB.The solution provided as below

interface GigabitEthernet0/0

ip address 54.1.10.6 255.255.255.0

!

interface Serial0/0/0.1

ip address 54.1.10.6 255.255.255.0

.I couldn't understand the above configuration,How the interface configured
for a bridged-interface would be able to configure an ip address without IRB
enabled and also how the router sees the same ip address on 2 different
interfaces.I am sure missing the bridging basic but couldn't find,what is
that ?.If you can refer to the topic under the DOC CD which explains the
above would also be sufficient.

On Mon, May 4, 2009 at 2:38 PM, Anthony Sequeira <
asequeira_at_internetworkexpert.com> wrote:

> I would still consider them within scope, but like legacy QoS mechanisms, I
> would certainly not over-emphasize them in my studies. I would recommend you
> learn about them, locate them in the DOC-CD, practice once or twice at the
> command line, and then scratch them off your study list.
>
> Warmest Regards,
>
> Anthony J. Sequeira, CCIE #15626
> Senior CCIE Instructor
> http://www.InternetworkExpert.com <http://www.internetworkexpert.com/>
>
> Internetwork Expert, Inc.
> Toll Free: 877-224-8987
> Outside US: 775-826-4344
>
> Test your Core Knowledge today!
> Q: Which well-known, discretionary attribute in BGP is often used to
> control the path traffic should take out of your AS to reach a remote
> prefix?
> A: Local Preference
> More Info:
> http://www.cisco.com/en/US/docs/internetworking/technology/handbook/bgp.html#wp1020583
>
>
> On May 4, 2009, at 3:18 PM, Anantha Subramanian Natarajan wrote:
>
> Hi All,
>>
>> Do the R&S lab has bridging(Transparent and IRB bridging) included.I
>> don't
>> explicitly see in the blue print but I saw in the older versions of IE
>> core
>> labworkbook,
>>
>> Thanks
>>
>> Regards
>> Anantha Subramanian Natarajan
>>
>>
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Received on Mon May 04 2009 - 14:48:50 ART

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