Re: ip ospf network type point-to-point on farme-relay

From: Steve Lyons <charter21p5_at_gmail.com>
Date: Thu, 20 Aug 2009 23:38:06 -0400

Yes the priority is 0 because no DR nor BDR. Also from a multicast packet
perspective 224.0.0.6 is not used in ospf point to point networks. You will
only see packets with destination addresses of 224.0.0.5 for non-DRs.

Steve Lyons

On Mon, Jul 27, 2009 at 4:17 PM, Anantha Subramanian Natarajan <
anantha.natarajan_at_gravitant.com> wrote:

> appreciated joe
>
> Regards
> Anantha Subramanian Natarajan
> On Mon, Jul 27, 2009 at 3:15 PM, Joe Astorino <jastorino_at_ipexpert.com
> >wrote:
>
> > Yes, you should see a priority of 0. I just tested this myself actually.
> >
> >
> > On Mon, Jul 27, 2009 at 3:57 PM, Anantha Subramanian Natarajan <
> > anantha.natarajan_at_gravitant.com> wrote:
> >
> >> Hi Joe,
> >>
> >> Thanks for the reply ..Also you agreeing that the priority field on
> the
> >> show ip ospf neighbor should be 0 ?
> >>
> >> Thanks
> >>
> >> Regards
> >> Anantha Subramanian Natarajan
> >>
> >> On Mon, Jul 27, 2009 at 2:53 PM, Joe Astorino <jastorino_at_ipexpert.com
> >wrote:
> >>
> >>> Yes, with an OSPF network type of point-to-point you have no concept of
> a
> >>> DR.
> >>>
> >>> On Mon, Jul 27, 2009 at 3:31 PM, Anantha Subramanian Natarajan <
> >>> anantha.natarajan_at_gravitant.com> wrote:
> >>>
> >>>> Thanks for the response gary
> >>>>
> >>>> Regards
> >>>> Anantha Subramanian Natarajan
> >>>>
> >>>> On Mon, Jul 27, 2009 at 2:29 PM, Gary Duncanson <
> >>>> gary.duncanson_at_googlemail.com> wrote:
> >>>>
> >>>> > Anantha,
> >>>> >
> >>>> > Seems fair to me although I must say I haven't checked. I believe
> the
> >>>> > default is one where DR/BDR is actually required.
> >>>> >
> >>>> > Regards
> >>>> > Gary
> >>>> > ----- Original Message ----- From: "Anantha Subramanian Natarajan" <
> >>>> > anantha.natarajan_at_gravitant.com>
> >>>> > To: "Cisco certification" <ccielab_at_groupstudy.com>
> >>>> > Sent: Monday, July 27, 2009 7:47 PM
> >>>> > Subject: ip ospf network type point-to-point on farme-relay
> >>>> >
> >>>> >
> >>>> > Hi All,
> >>>> >>
> >>>> >> I have a question on when we run ip ospf network type
> point-to-point
> >>>> on a
> >>>> >> physical frame-relay interface.The question is,when the OSPF
> neighbor
> >>>> >> adjacency comes up,the o/p of "show ip ospf neighbor" priority
> field
> >>>> shows
> >>>> >> "0".I am assuming because since there is not a concept of DR/BDR on
> >>>> this
> >>>> >> network type.Is this understanding right.
> >>>> >>
> >>>> >> In one of my labworkbook output,I see the o/p had priority of 1 on
> >>>> the
> >>>> >> "show
> >>>> >> ip ospf neighbor" for the above networktype and topology.So,I just
> >>>> want to
> >>>> >> verify my understanding and hopefully not missing something basic.
> >>>> >>
> >>>> >> Thanks for the assistance.
> >>>> >>
> >>>> >> Regards
> >>>> >> Anantha Subramanian Natarajan
> >>>> >>
> >>>> >>
> >>>> >> Blogs and organic groups at http://www.ccie.net
> >>>> >>
> >>>> >>
> >>>>
> _______________________________________________________________________
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> _______________________________________________________________________
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> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>>
> >>>
> >>>
> >>> --
> >>> Regards,
> >>>
> >>> Joe Astorino - CCIE #24347 R&S
> >>> Technical Instructor - IPexpert, Inc.
> >>> Cell: +1.586.212.6107
> >>> Fax: +1.810.454.0130
> >>> Mailto: jastorino_at_ipexpert.com
> >>>
> >>
> >>
> >
> >
> > --
> > Regards,
> >
> > Joe Astorino - CCIE #24347 R&S
> > Technical Instructor - IPexpert, Inc.
> > Cell: +1.586.212.6107
> > Fax: +1.810.454.0130
> > Mailto: jastorino_at_ipexpert.com
>
>
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>
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Received on Thu Aug 20 2009 - 23:38:06 ART

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