From: Ben (bmunyao@gmail.com)
Date: Wed Jul 11 2007 - 12:03:52 ART
The mystery deepens :) So close yet still not quite there.
Ben
On 7/11/07, Antonio Soares <amsoares@netcabo.pt> wrote:
>
> Yemi,
>
> As you suggested i moved the commands to R3 and still the same:
>
> ++++++++++++++++++++++++++++++++++++++
> R3(config-router)#do sh runn | b router eigrp
> router eigrp 23
> redistribute ospf 1 metric 3 3 3 3 3
> network 23.23.23.3 0.0.0.0
> no default-information in
> no default-information out
> no auto-summary
> eigrp router-id 3.3.3.3
> !
> router ospf 1
> log-adjacency-changes
> network 13.13.13.3 0.0.0.0 area 0
> !
> ip http server
> ip classless
> !
> !
> !
> !
> !
> !
> !
> !
> line con 0
>
> R3(config-router)#
> ++++++++++++++++++++++++++++++++++++++
> R2#sh ip route eigrp
> 13.0.0.0/24 is subnetted, 1 subnets
> D EX 13.13.13.0 [170/853846016] via 23.23.23.3, 01:46:30, Serial0/1
> D*EX 0.0.0.0/0 [170/853846016] via 23.23.23.3, 01:46:30, Serial0/1
> R2#
> ++++++++++++++++++++++++++++++++++++++
> R4#sh ip route eigrp
> 23.0.0.0/24 is subnetted, 1 subnets
> D 23.23.23.0 [90/2172416] via 24.24.24.2, 01:46:37, FastEthernet0/0
> 13.0.0.0/24 is subnetted, 1 subnets
> D EX 13.13.13.0 [170/853848576] via 24.24.24.2, 01:46:37,
> FastEthernet0/0
> D*EX 0.0.0.0/0 [170/853848576] via 24.24.24.2, 01:46:37, FastEthernet0/0
> R4#
> ++++++++++++++++++++++++++++++++++++++
>
> I just have one EIGRP process running between R3--R2--R4.
>
> Need to investigate further.
>
>
>
> Thanks,
> Antonio
>
> -----Original Message-----
> From: Salau, Yemi [mailto:yemi.salau@siemens.com]
> Sent: quarta-feira, 11 de Julho de 2007 14:13
> To: Antonio Soares; Ben; Gary Duncanson
> Cc: ccielab@groupstudy.com
> Subject: RE: How is default-information command under router eigrp used?
>
> R2 isn't doing any redistribution, I would use this command on R3 to see
> the
> effect. Or is R2 running 2 different EIGRP Processes? Your output didn't
> suggest that to me
>
> Many Thanks
>
> Yemi Salau
>
> -----Original Message-----
> From: Antonio Soares [mailto:amsoares@netcabo.pt]
> Sent: Wednesday, July 11, 2007 2:04 PM
> To: 'Ben'; 'Gary Duncanson'
> Cc: ccielab@groupstudy.com; Salau, Yemi
> Subject: RE: How is default-information command under router eigrp used?
>
> Hello group,
>
> Been following this discussion and decided to test this. I found that the
> "no" form of the commands had no effect at all:
>
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> R1---OSPF---R3---EIGRP---R2---EIGRP---R4
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> R1 generates default into OSPF
> R3 redistributes OSPF into EIGRP
> R2 still sees the Default route
> R4 still sees the Default route
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
> R2(config-router)#do sh runn | b router eigrp router eigrp 23 network
> 23.23.23.2 0.0.0.0 network 24.24.24.2 0.0.0.0 no default-information in
> no default-information out no auto-summary eigrp router-id 2.2.2.2 !
> ip http server
> ip classless
> !
> !
> !
> !
> !
> !
> !
> !
> line con 0
> exec-timeout 0 0
> privilege level 15
> logging synchronous
> line aux 0
>
> R2(config-router)#
>
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
> R2(config-router)#do sh ip route eigrp
> 13.0.0.0/24 is subnetted, 1 subnets
> D EX 13.13.13.0 [170/853846016] via 23.23.23.3, 00:00:58, Serial0/1
> D*EX 0.0.0.0/0 [170/853846016] via 23.23.23.3, 00:00:58, Serial0/1
> R2(config-router)#
>
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
> R4#sh ip route eigrp
> 23.0.0.0/24 is subnetted, 1 subnets
> D 23.23.23.0 [90/2172416] via 24.24.24.2, 00:01:38,
> FastEthernet0/0
> 13.0.0.0/24 is subnetted, 1 subnets
> D EX 13.13.13.0 [170/853848576] via 24.24.24.2, 00:01:38,
> FastEthernet0/0
> D*EX 0.0.0.0/0 [170/853848576] via 24.24.24.2, 00:01:38, FastEthernet0/0
> R4#
>
> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>
>
>
> Thanks,
> Antonio
>
>
>
> -----Original Message-----
> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
> Ben
> Sent: quarta-feira, 11 de Julho de 2007 12:31
> To: Gary Duncanson
> Cc: ccielab@groupstudy.com; Salau, Yemi
> Subject: Re: How is default-information command under router eigrp used?
>
> Gary, Yemi
>
> Sorry I meant to use "no default-information out". Now I understand;
>
> It tells R2 not to redistribute the default and any D EX from eigrp10 to
> eigrp20.
>
> I think Gary may have a point on whether it should be in or out. The same
> usage when we use distribute-list command is as follow:
>
> access-l 1 deny 10.1.1.0
> access-l 1 permit any
> router eigrp 20
> redistr eigrp10
> distribute-list 1 out eigrp10
>
> This is interpreted to mean that only routes permitted by ACL will be
> redistributed "out" of eigrp10 to eigrp20.
>
> Perhaps the default-information command uses the same interpretation of
> direction. The usage in the scenario would then be:
>
> router eigrp20
> redistr eigrp10
> no default-information out
>
> What do you think? I don't have lab equipment for trying this out.
>
> Ben
>
>
> On 7/11/07, Gary Duncanson <gary.duncanson@googlemail.com> wrote:
> >
> > I wonder if it should be no default-information in.
> >
> > Gary
> > ----- Original Message -----
> > From: "Ben" <bmunyao@gmail.com>
> > To: "Salau, Yemi" <yemi.salau@siemens.com>
> > Cc: <dayo@ademuyiwa.com>; "Cisco certification"
> > <ccielab@groupstudy.com>
> > Sent: Wednesday, July 11, 2007 11:32 AM
> > Subject: Re: How is default-information command under router eigrp
> used?
> >
> >
> > > Yemi,
> > > Thanks for responding. Here's an attempt at putting your explanation
> > into
> > > a
> > > scenario
> > >
> > >
> > > 10.1.1.1 10.1.2.1 10.1.2.2
> > > 10.1.3.1
> > >
> > ----eigrp10------(f0/0)R1(s0/0)-----------eigrp10-------------(s0/0)R2
> > (f0/0)---eigrp20--
> > >
> > > R1
> > > int f0/0
> > > ip add 10.1.1.1 255.255.255.0
> > > int s0/0
> > > ip add 10.1.2.1 255.255.255.0
> > > ip summary-add eigrp 100 0.0.0.0 0.0.0.0 router eigrp 10 net
> > > 10.1.2.1 0.0.0.0 net 10.1.1.1 0.0.0.0
> > >
> > > R2
> > > int f0/0
> > > ip add 10.1.3.1 255.255.255.0
> > > int s0/0
> > > ip add 10.1.2.2 255.255.255.0
> > > router eigrp 10
> > > net 10.1.2.2 0.0.0.0
> > > redistr eigrp 20
> > > router eigrp 20
> > > net 10.1.3.1 0.0.0.0
> > > redistr eigrp 10
> > > no default-originate out
> > >
> > > R2 is receiving a default from R1 on process eigrp10, and
> redistributing
> > > to
> > > process eigrp20. Would the use of this command as indicated then
> prevent
> > > R2
> > > from sending the default into eigrp20? If yes, how do ACLs fit in?
> > >
> > > Ben
> > >
> > >
> > > On 7/11/07, Salau, Yemi <yemi.salau@siemens.com> wrote:
> > >> Normally and by default, exterior routes are always accepted and
> > default
> > >> information is passed between EIGRP processes when redistribution
> > >> occurs. i.e you have the command turned on: "default-information
> in"
> > but
> > >> hidden in the IOS I believe.
> > >>
> > >> Let's say redistributing RIP or another EIGRP Process A into
> another
> > >> EIGRP Process B, by default all the external routes and default
> > >> information goes into the EIGRP Process B, but you can use this
> command
> > >> {"no default-information in/out"} to suppress or not accept
> exterior or
> > >> default routing information in incoming or outbound updates. In
> other
> > >> words, you can stop your EIGRP Process from receiving or sending
> out
> > >> exterior updates and default routes.
> > >>
> > >> Hope this helps ... :-)
> > >>
> > >> Many Thanks
> > >>
> > >> Yemi Salau
> > >>
> > >> -----Original Message-----
> > >> From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On
> Behalf Of
> > >> Ben
> > >> Sent: Wednesday, July 11, 2007 10:28 AM
> > >> To: dayo@ademuyiwa.com; Cisco certification
> > >> Subject: Re: How is default-information command under router eigrp
> > used?
> > >>
> > >> Dayo,
> > >>
> > >> Thanks for responding.
> > >>
> > >> In eigrp, the syntax for this command is:
> > >>
> > >> router eigrp 100
> > >> default-information {allowed[in|out]|in|out [acl]}
> > >>
> > >> I'm having trouble figuring out how to use it, and scenarios that
> > apply.
> > >>
> > >> Ben
> > >>
> > >>
> > >>
> > >> On 7/11/07, dayo@ademuyiwa.com <dayo@ademuyiwa.com> wrote:
> > >> >
> > >> > Do you mean default information originate?
> > >> >
> > >> > On 7/11/07, Ben <bmunyao@gmail.com> wrote:
> > >> > > Hi
> > >> > >
> > >> > > I cann't seem to make sense of how to use the
> "default-information"
> > >> > command
> > >> > > under EIGRP. Does anyone here have examples of its usage that
> might
> > >> help
> > >> > me
> > >> > > digest this command.
> > >> > >
> > >> > > TIA
> > >> > >
> > >> > > Ben
> > >> > >
> > >> > >
> > >>
> _______________________________________________________________________
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> > >>
> > >>
> _______________________________________________________________________
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> > >
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