Re: OSPF v3- neighbors bouncing

From: Hobbs (deadheadblues@gmail.com)
Date: Sun Feb 15 2009 - 14:58:31 ARST


All networks should be point-to-multipoint type.

On Sun, Feb 15, 2009 at 9:57 AM, Hobbs <deadheadblues@gmail.com> wrote:
> On a P2P link you can only have one neighbor. So maybe by having the
> full mesh, the adjacency that is trying to form between to the P2P
> network types is screwing the other one with hub.
>
> On Sun, Feb 15, 2009 at 8:59 AM, Ramanpreet Singh
> <sikandar.raman@gmail.com> wrote:
>> actually I tried deleting frame-relay map ipv6 (Link-state) from R3 to
>> R4 and R4 to R3, neighbors came up but I don't know why?
>>
>> On Sun, Feb 15, 2009 at 9:41 AM, Ryan DeBerry <rdeberry@gmail.com> wrote:
>>
>>> So could you just ignore it?
>>>
>>> ip ospf mtu-ignore
>>>
>>>
>>> On Sun, Feb 15, 2009 at 10:31 AM, Ramanpreet Singh <
>>> sikandar.raman@gmail.com> wrote:
>>>
>>>> I agree with scott.. I was thinking about MTU issues but MTU is 1500 for
>>>> all the three router interfaces..
>>>>
>>>>
>>>> On Sun, Feb 15, 2009 at 9:27 AM, Scott Morris <
>>>> smorris@internetworkexpert.com> wrote:
>>>>
>>>>> Timers won't make an adjacency to begin with. I'd look at MTU issues
>>>>> although that's not common on router-to-router unless you have
>>>>> manipulated
>>>>> something along the way!
>>>>>
>>>>>
>>>>> -----Original Message-----
>>>>> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
>>>>> Ryan
>>>>> DeBerry
>>>>> Sent: Sunday, February 15, 2009 10:21 AM
>>>>> To: Ramanpreet Singh
>>>>> Cc: Cisco certification
>>>>> Subject: Re: OSPF v3- neighbors bouncing
>>>>>
>>>>> Sounds like your timers dont match.
>>>>>
>>>>> Show ip ospf int s0/0/0.346
>>>>>
>>>>>
>>>>> On Sun, Feb 15, 2009 at 10:13 AM, Ramanpreet Singh <
>>>>> sikandar.raman@gmail.com
>>>>> > wrote:
>>>>>
>>>>> > I have configured point to multipoint ipv6 frame-relay for OSPF v3
>>>>> between
>>>>> > R3, R4 and R6. I am unable to form "Full" state neighbor relationship.
>>>>> >
>>>>> > For some reason, neighbor relationship is bouncing between init and
>>>>> > Exstart.
>>>>> > As soon as it reaches full state, it bounces back to init. Kindly help.
>>>>> >
>>>>> > Here sre the configs.
>>>>> >
>>>>> >
>>>>> > *R6*
>>>>> > interface Serial0/0/0.346 multipoint
>>>>> > ip address 110.1.0.6 255.255.255.0
>>>>> > ip ospf network point-to-multipoint
>>>>> > ip ospf hello-interval 10
>>>>> > ipv6 address 2001:0:0:346::/64 eui-64
>>>>> > ipv6 ospf network point-to-multipoint
>>>>> > ipv6 ospf hello-interval 10
>>>>> > ipv6 ospf 1 area 0
>>>>> > frame-relay map ipv6 FE80::216:9DFF:FE43:FDE0 604 broadcast
>>>>> > frame-relay map ipv6 2001::346:215:C6FF:FEF2:64D0 603
>>>>> > frame-relay map ip 110.1.0.3 603 broadcast
>>>>> > frame-relay map ip 110.1.0.4 604 broadcast
>>>>> > frame-relay map ipv6 2001::346:216:9DFF:FE43:FDE0 604
>>>>> > frame-relay map ipv6 FE80::215:C6FF:FEF2:64D0 603 broadcast
>>>>> >
>>>>> > *R3*
>>>>> > interface Serial0/0/0
>>>>> > ip address 110.1.0.3 255.255.255.0
>>>>> > encapsulation frame-relay
>>>>> > ip ospf network point-to-point
>>>>> > ipv6 address 2001:0:0:346::/64 eui-64
>>>>> > ipv6 ospf network point-to-point
>>>>> > ipv6 ospf 1 area 0
>>>>> > frame-relay map ipv6 FE80::216:9DFF:FE43:FDE0 304 broadcast
>>>>> > frame-relay map ipv6 2001::346:216:9DFF:FE43:64A0 306
>>>>> > frame-relay map ip 110.1.0.6 306 broadcast
>>>>> > frame-relay map ipv6 FE80::216:9DFF:FE43:64A0 306 broadcast
>>>>> > frame-relay map ipv6 2001::346:216:9DFF:FE43:FDE0 304
>>>>> > no frame-relay inverse-arp
>>>>> > frame-relay lmi-type ansi
>>>>> >
>>>>> > *R4*
>>>>> > !
>>>>> > interface Serial0/0/0
>>>>> > ip address 110.1.0.4 255.255.255.0
>>>>> > encapsulation frame-relay
>>>>> > ip ospf network point-to-point
>>>>> > ipv6 address 2001:0:0:346::/64 eui-64
>>>>> > ipv6 ospf network point-to-point
>>>>> > ipv6 ospf 1 area 0
>>>>> > frame-relay map ipv6 2001::346:216:9DFF:FE43:64A0 406
>>>>> > frame-relay map ipv6 2001::346:215:C6FF:FEF2:64D0 403
>>>>> > frame-relay map ip 110.1.0.6 406 broadcast
>>>>> > frame-relay map ipv6 FE80::216:9DFF:FE43:64A0 406 broadcast
>>>>> > frame-relay map ipv6 FE80::215:C6FF:FEF2:64D0 403 broadcast
>>>>> > no frame-relay inverse-arp
>>>>> > frame-relay lmi-type ansi
>>>>> > end
>>>>> >
>>>>> > **
>>>>> > **
>>>>> >
>>>>> >
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