Re: Bridging

I would apply to this the Scott Morris Law of Vague Familiarity....
Play with it once, do some show commands, say "Cool" and know where to
find it within the documentation just in case you see it on your lab!

*Scott Morris*, CCIE/x4/ (R&S/ISP-Dial/Security/Service Provider) #4713,

JNCIE-M #153, JNCIS-ER, CISSP, et al.

JNCI-M, JNCI-ER

smorris_at_internetworkexpert.com

Internetwork Expert, Inc.

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Knowledge is power.

Power corrupts.

Study hard and be Eeeeviiiil......

Anthony Sequeira wrote:
> Yeah - this is an example of simple Transparent Bridging on the
> router. Please note the following DOC-CD quote - "All interfaces in
> the bridge group that are bridging IP should have the same IP address.
> However, if you have more than one bridge group, each bridge group
> should have its own IP address."
>
> Here is your DOC-CD path for all of the Bridging options -
>
> http://www.cisco.com/web/psa/products/tsd_products_support_configure.html ->
> Cisco IOS -> 12.4 Family -> 12.4 Mainline -> C.G. -> Cisco IOS
> Bridging and IBM Networking Configuration Guide, Release 12.4 -> Part
> 1: Bridging
>
> Warmest Regards,
>
> Anthony J. Sequeira, CCIE #15626
> Senior CCIE Instructor
> http://www.InternetworkExpert.com
>
> Internetwork Expert, Inc.
> Toll Free: 877-224-8987
> Outside US: 775-826-4344
>
> Test your Core Knowledge today!
> Q: If you run MVR and see IGMP states appearing in the source router,
> what MVR mode is used?
> A: Dynamic Mode
> More Info:
> http://www.cisco.com/en/US/docs/switches/lan/catalyst3550/software/release/12.2_25_see/configuration/guide/swigmp.html
>
>
> On May 4, 2009, at 3:48 PM, Anantha Subramanian Natarajan wrote:
>
>> 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 - 18:32:23 ART