From: Narbik Kocharians (narbikk@gmail.com)
Date: Thu Jan 04 2007 - 12:00:39 ART
Frank, enabling it under the interface is available in OSPF for IPv4 as
well.
On 1/4/07, Frank <ocsic@web.de> wrote:
>
> Guyler, Rik schrieb:
>
> Well, exaclt that was what i thought about this.
>
> That matches the mask and also the interface. But most people think
> differnt, seems like.
>
> Frank
> > The router won't support more than one address in the same subnet on two
> > different interfaces. At least that used to be a Cisco "golden rule"
> and as
> > far as I know, still is.
> >
> > I believe "network 150.1.1.1 0.0.0.255" is correct, which is an exact
> match
> > between both the network statement and the interface.
> >
> > Rik
> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > Salau,Olayemi
> > Sent: Thursday, January 04, 2007 8:26 AM
> > To: Frank
> > Cc: Cisco certification
> > Subject: RE: ospf wildcard bits
> >
> > I would use
> >
> >
> >
> > router ospf 1
> >
> > netwo 150.1.1.1 0.0.0.0
> >
> >
> >
> > Remember under OSPF, network command enables routing process on
> specified
> > "interface", and not network.
> >
> > If you use 150.1.1.1 0.0.0.255, you're literally saying enable ospf on
> all
> > interfaces within the 150.1.1.0 network. What if there is another
> interface
> > 150.1.1.3 on this router in which you're not required to run OSPF on?
> >
> >
> >
> > So I would say use network 150.1.1.1 0.0.0.0 area X in other to match
> > interface exactly.
> >
> >
> >
> > Many Thanks
> >
> > _________________________________________________
> >
> > Olayemi Salau
> >
> > Network Analyst
> >
> > I.T. Solutions Division
> >
> > Southampton City Council
> >
> > ( 023 8083 4070 7 077 8811 2036 3 079 5825 7509
> >
> > * olayemi.salau@southampton.gov.uk
> >
> > _________________________________________________
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> >
> > -----Original Message-----
> > From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> > Frank
> > Sent: 04 January 2007 12:53
> > To: ccielab@groupstudy.com
> > Subject: ospf wildcard bits
> >
> >
> >
> > Hi,
> >
> >
> >
> > what does it mean if i have configure ospf network statements to "match
> >
> > the interface exaclty"?
> >
> >
> >
> > interface s0/0
> >
> > ip add 150.1.1.1 255.255.255.0
> >
> >
> >
> > router ospf 1
> >
> > netwo 150.1.1.1 0.0.0.0
> >
> >
> >
> > or
> >
> >
> >
> > router ospf 1
> >
> > netwo 150.1.1.1 0.0.0.255
> >
> >
> >
> > The first configuration does match the ip address exactly and the second
> >
> >
> > does match the netmask directly.
> >
> > What should you choose. I know both are valid, but what would be the
> >
> > right one regarding to "exaclty
> >
> > match the interface"?
> >
> >
> >
> >
> >
> > Frank
> >
> >
> >
> > _______________________________________________________________________
> >
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> >
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> >
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>
> _______________________________________________________________________
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-- Narbik Kocharians CCIE# 12410 (R&S, SP, Security) CCSI# 30832 Network Learning, Inc. (CCIE class Instructor) www.ccbootcamp.com (CCIE Training)
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