From: Navid (smart4D@free.fr)
Date: Fri Dec 21 2007 - 18:23:00 ART
Brian,
I totally agree with what you wrote :
- vlan 102 traffic uses SW 2 int fa0/13 (towards SW1)
- other traffic uses SW2 int fa0/16 (towards SW3)
But what about SW2 int fa0/15 ? should all vlan be allowed ? only vlan
102 ? all except vlan 102 ?
Thank you for your reply,
Navid
Brian McGahan a icrit :
> There is no error in the original solution as it stands. The task
> says that "ensure that no other VLAN traffic follows the path that
> VLAN 102 does". VLAN 102 traffic from SW2 to SW4 first forwards to
> SW1 over Fa0/13, and then over Fa0/21 to SW4. All other traffic from
> SW2 to SW4 forwards on link Fa0/16 to SW3.
>
> HTH,
>
> Brian McGahan, CCIE #8593 (R&S/SP/Security)
> bmcgahan@internetworkexpert.com <mailto:bmcgahan@internetworkexpert.com>
>
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>
> Navid wrote:
>> --- just a correction, the email of Steve dates on nov 2007 (not oct
>> 2007, which was his date of registration) ----
>>
>>
>>
>>
>> Well, on the IE forum, on octobre 2007, Steve Schoeneman wrote the
>> following post, meaning that there would be a mistake on the Solution
>> guide, but I have not seen any correction. May be I am wrong, but I
>> undertsand that the correct configuration could be (on both SW1 and
>> SW2 ) :
>>
>> interface fa0/13
>> sw trunk allowed vlan 102
>>
>> inteface fa0/15
>> sw trunk allowed vlan 1-101,103-4094
>>
>> (otherwise R3 would be isolated and unable to communicate with some
>> other routers)
>>
>> _____
>>
>> POST form Steve :
>> http://forum.internetworkexpert.com/ubbthreads.php?ubb=showflat&Board=97&Number=21104&Searchpage=1&Main=5393&Words=&topic=0&Search=true#Post21104
>>
>>
>>
>> Hi Airsolid,
>> You are correct, the second part of the task is violated by the solution
>> as shown. I will submit a correction to the solution guide today to
>> resolve this. The updated solution will add allowing only VLAN 102 on
>> the Fa0/13 trunk link between SW1 & SW2 and allowing all but VLAN 102 on
>> the Fa0/15 trunk link.
>> I apologize for the confusion this caused and thank you for bringing it
>> to our attention.
>> Steve
>>
>>
>>
>>
>>
>> Kim teu a icrit :
>>> This is to allow vlan102 to traverse this link and disallow other
>>> vlans.
>>> The key words are "no other vlans follow the same path as 102"
>>>
>>> HTH,
>>> Have a MERRY CHRISTMAS,
>>>
>>> Kim
>>>
>>>
>>> On 12/20/07, Moses Polalysa <mpurple7@yahoo.com> wrote:
>>>
>>>> Hi groups,
>>>>
>>>> I would like to ask about Traffic Engineering in IEWB 4.1 Lab 1
>>>> task 1.5.
>>>>
>>>> Why in SW1 (int fa0/21) & SW2 (int fa0/15), we should allowed vlan
>>>> 102? Is
>>>> it mention in the task? Explain?
>>>>
>>>> For SW2 & SW3 I already got it why they should block vlan 102.
>>>>
>>>> Thanks in advance.
>>>>
>>>> Regards,
>>>> Moses
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
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> --
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