RE: vrf forwarding applied on physical or virtual-templeate

From: Tyson Scott <tscott_at_ipexpert.com>
Date: Sat, 31 Jul 2010 14:25:18 -0400

How would you unnumber it to an interface that isn't a member of the RIB?

Regards,
 
Tyson Scott - CCIE #13513 R&S, Security, and SP
Managing Partner / Sr. Instructor - IPexpert, Inc.
Mailto: tscott_at_ipexpert.com

-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of
Prakash Kalsaria
Sent: Saturday, July 31, 2010 11:31 AM
To: garry baker
Cc: Cisco certification; Cisco certification; Cisco certification
Subject: Re: vrf forwarding applied on physical or virtual-templeate

I have done Ip unnumbered of F0/1
and applied ip on F0/1 rather than any loopback
so i have to apply vrf on templeate and F0/1

and if i do so, i get the OSPF neighbor Ship
but, when i apply VRF only on physical, i also get the OSPF neighborship
so is it neccesary to apply on Virtual-templeate

- Show quoted text -

On Sat, Jul 31, 2010 at 8:55 PM, garry baker <baker.garry_at_gmail.com> wrote:

> well my curiostiy got the best of me, i got it to work with the ip
> unnumbered interface my loop67 in my vrf PPPOE and also on the
> virtual-template interface:
>
> hostname R6
> !
> ip vrf PPPOE
> rd 1:1
> !
> bba-group pppoe global
> virtual-template 1
> !
> interface Loopback67
> ip vrf forwarding PPPOE
> ip address 67.6.7.6 255.255.255.0
> !
> interface FastEthernet0/1
> no ip address
> duplex auto
> speed auto
> pppoe enable group global
> !
> interface Virtual-Template1
> ip vrf forwarding PPPOE
> ip unnumbered Loopback67
> ip ospf mtu-ignore
> peer default ip address pool R7
> !
> router ospf 1000 vrf PPPOE
> log-adjacency-changes
> network 67.6.7.6 0.0.0.0 area 0
> !
> ip local pool R7 67.6.7.7
>
>
>
> hostname R1
> !
> interface Loopback1
> ip address 1.1.1.1 255.255.255.255
> ip ospf 1000 area 0
> !
> interface FastEthernet0/1
> no ip address
> duplex auto
> speed auto
> pppoe enable group global
> pppoe-client dial-pool-number 1
> !
> interface Dialer1
> ip address negotiated
> encapsulation ppp
> ip ospf mtu-ignore
> ip ospf 1000 area 0
> dialer pool 1
> dialer-group 1
> !
> router ospf 1000
> router-id 1.1.1.1
> log-adjacency-changes
>
>
> R6#sh ip ospf interface brief
> Interface PID Area IP Address/Mask Cost State Nbrs F/C
> Vi1.1 1000 0 0.0.0.0/0 1 P2P 1/1
> Vt1 1000 0 0.0.0.0/0 1 DOWN 0/0
> Lo67 1000 0 67.6.7.6/24 1 LOOP 0/0
>
>
>
> R6#sh ip route vrf PPPOE
> 1.0.0.0/32 is subnetted, 1 subnets
> O 1.1.1.1 [110/2] via 67.6.7.7, 00:02:33, Virtual-Access1.1
> 67.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
> C 67.6.7.0/24 is directly connected, Loopback67
> C 67.6.7.7/32 is directly connected, Virtual-Access1.1
>
>
>
> R1#sh ip route
> 1.0.0.0/32 is subnetted, 1 subnets
> C 1.1.1.1 is directly connected, Loopback1
> 67.0.0.0/32 is subnetted, 2 subnets
> C 67.6.7.6 is directly connected, Dialer1
> C 67.6.7.7 is directly connected, Dialer1
>
> R1#sh ip ospf int br
> Interface PID Area IP Address/Mask Cost State Nbrs F/C
> Di1 1000 0 67.6.7.7/32 1785 P2P 1/1
> Lo1 1000 0 1.1.1.1/32 1 LOOP 0/0
>
> R6#ping vrf PPPOE 1.1.1.1
>
> Type escape sequence to abort.
> Sending 5, 100-byte ICMP Echos to 1.1.1.1, timeout is 2 seconds:
> !!!!!
> Success rate is 100 percent (5/5), round-trip min/avg/max = 4/33/64 ms
>
> R6#traceroute vrf PPPOE 1.1.1.1
>
> Type escape sequence to abort.
> Tracing the route to 1.1.1.1
>
> 1 67.6.7.7 84 msec 68 msec *
>
>
>
>
>
> --
> Garry L. Baker
>
> "There is no 'patch' for stupidity." - www.sqlsecurity.com
>
>
> On Sat, Jul 31, 2010 at 5:56 PM, garry baker <baker.garry_at_gmail.com>wrote:
>
>> is the IP of the Unnumbered f0/1 in the VRF?
>>
>> you can manually set the ospf router-id to correct that if need be i
would
>> imagine
>>
>> interesting combo of vrf with pppoe i will have to lab it up...
>>
>> you have a simple diagram of your setup or sh run from the client/server?
>>
>>
>> --
>> Garry L. Baker
>>
>> "There is no 'patch' for stupidity." - www.sqlsecurity.com
>>
>>
>>
>> On Sat, Jul 31, 2010 at 5:51 PM, Prakash Kalsaria <
>> kalsaria.prakash_at_gmail.com> wrote:
>>
>>> My Virtual templeate has an IP from Unnumbered fa0/1
>>>
>>> but when i apply the vrf for on Virtual-template than i am able to form
a
>>> adjacency
>>> even after i put mtu 1492 on dialer
>>>
>>> when i start the OSPF process
>>> it say cannot take a router-id for the OSPF proccess
>>>
>>> is it we have to apply it on both Virtual-templeate and physical
>>> Interface
>>>
>>> Thanks for the Reply
>>>
>>> Regards,
>>> http://prakashkalsaria.wordpress.com
>>>
>>>
>>>
>>> On Sat, Jul 31, 2010 at 8:14 PM, Muzammil Malick <malickmuz_at_gmail.com
>>> >wrote:
>>>
>>> > Prakash
>>> >
>>> > You are using a virtual-template therefore you would need to configure
>>> > your ip address on the virtual-template.
>>> > This tells me that you would need to configure the virtual -template
>>> > to forward the VRF otherwise the ip address
>>> > will not be routable in the VRF you require.
>>> >
>>> >
>>> > On 31 July 2010 15:18, Prakash Kalsaria <kalsaria.prakash_at_gmail.com>
>>> > wrote:
>>> > > I have a router which is a server for the PPPoE session and is a PE
>>> for a
>>> > > VPN site
>>> > > now were do i apply a Vrf forwarding on physical interface /
>>> > > virtual-templeate
>>> > > or on Both
>>> > >
>>> > >
>>> > > http://prakashkalsaria.wordpress.com
>>> > >
>>> > >
>>> > > Blogs and organic groups at http://www.ccie.net
>>> > >
>>> > >
>>> _______________________________________________________________________
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Received on Sat Jul 31 2010 - 14:25:18 ART

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