link local multicast explained it well. :)

On Sun, Feb 14, 2010 at 9:40 PM, Joe Astorino <[email protected]>wrote:

> BTW, you are never ever going to get spoke-to-spoke neighbor relationships
> if there is no PVC between the spokes.  Remember, 224.0.0.10 is  link local
> multicast : )
>
>
> On Sun, Feb 14, 2010 at 1:39 PM, Joe Astorino <[email protected]>wrote:
>
>> You need to keep a few things in mind here:
>>
>> 1) Yes, you absolutely need split-horizon disabled on the hub
>> 2) The neighbor command is completely up to you (or your lab).  If you
>> have the broadcast keyword on your frame-relay maps, you don't need it.  If
>> you do not, or are not allowed to have them you will need neighbor
>> statements.
>>
>> On Sun, Feb 14, 2010 at 8:01 AM, Mustafa Yadav 
>> <[email protected]>wrote:
>>
>>> hi guys,
>>> I have tested basic eigrp over hub %spoke topolohy.In the ınternet I
>>> have read that in eigrp hello packets do have ttl value 2 so just only
>>> disable ip split horizon on the hub would be enough in order to get
>>> spokes eigrb neighbor.Is that right?
>>> Or doI have to use negihbor command?
>>>
>>> On the other hand I tested and without neihbor command can not get
>>> spokes negihbor.
>>>
>>> r2 ----hub
>>> Rack1R2#sh run | s eigrp
>>>  ip authentication key-chain eigrp 100 2
>>>  no ip split-horizon eigrp 100
>>> router eigrp 100
>>>  network 150.1.2.2 0.0.0.0
>>>  network 183.1.28.2 0.0.0.0
>>>  network 183.1.123.2 0.0.0.0
>>>  no auto-summary
>>>  eigrp router-id 150.1.2.2
>>> Rack1R2#sh run int s0/0
>>> Building configuration...
>>>
>>> Current configuration : 330 bytes
>>> !
>>> interface Serial0/0
>>>  ip address 183.1.123.2 255.255.255.0
>>>  ip authentication key-chain eigrp 100 2
>>>  ip pim sparse-dense-mode
>>>  encapsulation frame-relay
>>>  no ip split-horizon eigrp 100
>>>  clock rate 2000000
>>>  frame-relay map ip 183.1.123.3 203 broadcast
>>>  frame-relay map ip 183.1.123.1 201 broadcast
>>>  no frame-relay inverse-arp
>>> end
>>>
>>>
>>>
>>> r1-r3 spokes:
>>>
>>> interface Serial1/0
>>>  ip address 183.1.123.3 255.255.255.0
>>>  ip authentication key-chain eigrp 100 test1
>>>  ip pim sparse-dense-mode
>>>  encapsulation frame-relay
>>>  serial restart-delay 0
>>>  frame-relay map ip 183.1.123.2 302 broadcast
>>>  frame-relay map ip 183.1.123.1 302
>>>  no frame-relay inverse-arp
>>> end
>>>
>>> Rack1R3#sh run | s eigrp
>>>  ip authentication key-chain eigrp 100 test1
>>> router eigrp 100
>>>  redistribute connected metric 1 1 1 1 1 route-map 2.2
>>>  redistribute ospf 1 metric 1 1 1 1 1
>>>  network 183.1.39.3 0.0.0.0
>>>  network 183.1.123.3 0.0.0.0
>>>  no auto-summary
>>>  eigrp router-id 150.1.3.3
>>>  redistribute eigrp 100 subnets
>>> Rack1R3#
>>>
>>>
>>> Rack1R1#sh run int s00/0
>>> Building configuration...
>>>
>>> Current configuration : 266 bytes
>>> !
>>> interface Serial0/0
>>>  ip address 183.1.123.1 255.255.255.0
>>>  ip authentication key-chain eigrp 100 test
>>>  encapsulation frame-relay
>>>  clock rate 2000000
>>>  frame-relay map ip 183.1.123.3 102
>>>  frame-relay map ip 183.1.123.2 102 broadcast
>>>  no frame-relay inverse-arp
>>> end
>>>
>>> Rack1R1#sh run | s eigrp
>>>  ip authentication key-chain eigrp 100 test
>>> router eigrp 100
>>>  network 150.1.1.1 0.0.0.0
>>>  network 183.1.17.1 0.0.0.0
>>>  network 183.1.123.1 0.0.0.0
>>>  no auto-summary
>>>  eigrp router-id 150.1.1.1
>>> _______________________________________________
>>> For more information regarding industry leading CCIE Lab training, please
>>> visit www.ipexpert.com
>>>
>>
>>
>>
>> --
>> Regards,
>>
>> Joe Astorino CCIE #24347 (R&S)
>> Sr. Technical Instructor - IPexpert
>> Mailto: [email protected]
>> Telephone: +1.810.326.1444
>> Live Assistance, Please visit: www.ipexpert.com/chat
>> eFax: +1.810.454.0130
>>
>> IPexpert is a premier provider of Classroom and Self-Study Cisco CCNA
>> (R&S, Voice & Security), CCNP, CCVP, CCSP and CCIE (R&S, Voice, Security &
>> Service Provider) Certification Training with locations throughout the
>> United States, Europe and Australia. Be sure to check out our online
>> communities at www.ipexpert.com/communities and our public website at
>> www.ipexpert.com
>>
>>
>>
>
>
> --
> Regards,
>
> Joe Astorino CCIE #24347 (R&S)
> Sr. Technical Instructor - IPexpert
> Mailto: [email protected]
> Telephone: +1.810.326.1444
> Live Assistance, Please visit: www.ipexpert.com/chat
> eFax: +1.810.454.0130
>
> IPexpert is a premier provider of Classroom and Self-Study Cisco CCNA (R&S,
> Voice & Security), CCNP, CCVP, CCSP and CCIE (R&S, Voice, Security & Service
> Provider) Certification Training with locations throughout the United
> States, Europe and Australia. Be sure to check out our online communities at
> www.ipexpert.com/communities and our public website at www.ipexpert.com
>
>
>
> _______________________________________________
> For more information regarding industry leading CCIE Lab training, please
> visit www.ipexpert.com
>
>
_______________________________________________
For more information regarding industry leading CCIE Lab training, please visit 
www.ipexpert.com

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