Hmm...
There are several show commands that will report the desired output to
verify the commands correctly and most any lab usually has some ip igmp
join-group x.x.x.x to use and might be used for grading purposes.
You can always configure your own to verify that things are working
correctly but I think you might be over-doing it.
Learn how to answer the question and know how to correct the common issues
with Multicast. Start with Unicast.
On Fri, Sep 4, 2009 at 1:34 PM, ALL From_NJ <all.from.nj_at_gmail.com> wrote:
> This is good stuff, team, many thanks. I like the input and thoughts on
> the resolution.
>
> Is it breaking to NDA rules to discuss how mcast will be checked by
> auto-verify? For example, if you get mcast on your lab, I would expect it
> to require you to configure a join-group somewhere so that auto-verify can
> ping it and perhaps run some show commands to verify the rp mappings.
>
> Is this the answer then? We should verify our configs and setup via ping
> and show commands?
>
> The reason I ask is that I can imagine myself, configuring this, and then
> moving on to the next task while not noticing that something is broke. If I
> do not take the extra steps and verify it, then I might have something
> simple out of place and easily loose points.
>
> Make sense?
>
> Andrew Lee Lissitz
>
>
> On Fri, Sep 4, 2009 at 10:22 AM, Darby Weaver <darby.weaver_at_gmail.com>wrote:
>
>> In looking at this again...
>>
>> I read "which you could easiest resolve with ip mroute blah"...
>>
>> And then I'd have to ask myself what are they probably looking for a
>> solution within the bounds of reason as defined by the rules on the first
>> couple of pages of the lab materials.
>>
>> And then I'd ask myself:
>>
>> 1. Can I reach it? Is it in my RT? From which ip and interface.
>> 2. What route am I taking to get there?
>> 3. What interface am I using?
>> 4. Does the reverse path work?
>> 5. Did I enable ip multicast on each router as instructed?
>> 6. Did I enable ip pim (correct mode) on the appropriate interfaces?
>> 7. Verify with a few show commands and ensure everything is as expected.
>>
>>
>>
>>
>> --
>> Darby Weaver
>> Network Engineer
>>
>> 407-802-7394
>> darbyweaver_at_yahoo.com
>>
>>
>> Blogs and organic groups at http://www.ccie.net
>>
>> _______________________________________________________________________
>> Subscription information may be found at:
>> http://www.groupstudy.com/list/CCIELab.html
>>
>>
>>
>>
>>
>>
>>
>>
>
>
> --
> Andrew Lee Lissitz
> all.from.nj_at_gmail.com
>
-- Darby Weaver Network Engineer 407-802-7394 darbyweaver_at_yahoo.com Blogs and organic groups at http://www.ccie.netReceived on Fri Sep 04 2009 - 14:19:12 ART
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