Re: Route Leaking MPLS VPN Scenario

From: SD <networker.ccie_at_gmail.com>
Date: Wed, 24 Nov 2010 22:26:42 +0300

*Access layer router*

interface Loopback0
 ip address 1.1.1.1 255.255.255.255
 no clns route-cache
!
!
interface FastEthernet1/1
 ip address 42.42.42.2 255.255.255.252
 duplex auto
 speed auto
 no clns route-cache

ip classless

ip route 0.0.0.0 0.0.0.0 42.42.42.1

*VRF-Lite CE*

!
ip vrf VAS
 rd 1:1
!
!
interface FastEthernet1/1
 ip address 42.42.42.1 255.255.255.252
 description ***Link to Access Layer Router***
 duplex auto
 speed auto
 no clns route-cache
end

!
interface FastEthernet0/0.100
 encapsulation dot1Q 100
 description ***Link to PE***
 ip vrf forwarding VAS
 ip address 10.10.10.9 255.255.255.252
end

router bgp 200
 no synchronization
 bgp log-neighbor-changes
 no auto-summary
 !
 address-family ipv4 vrf VAS
 redistribute static
 neighbor 10.10.10.10 remote-as 100
 neighbor 10.10.10.10 activate
 no auto-summary
 no synchronization
 exit-address-family

 ip route vrf VAS 1.1.1.1 255.255.255.255 42.42.42.2 global

*PE ROUTER*

ip vrf VAS
 rd 1:1
 route-target both 1:1

interface FastEthernet0/0.100
 encapsulation dot1Q 100
 description ***link to VRF-LITE CE***
 ip vrf forwarding VAS
 ip address 10.10.10.34 255.255.255.252
end

router bgp 100
 no synchronization
 bgp log-neighbor-changes

address-family ipv4 vrf VAS
 neighbor 10.10.10.33 remote-as 200
 neighbor 10.10.10.33 activate
 no auto-summary
 no synchronization
 exit-address-family

now I don't want to configure VRF on interface Fa1/1 but forward traffic
coming from fa0/0.100 to access layer router and vice versa.

Regards
Sachin

On Wed, Nov 24, 2010 at 10:11 PM, garry baker <baker.garry_at_gmail.com> wrote:

> can you send the configs?
>
>
> --
> Garry L. Baker
>
> "There is no 'patch' for stupidity." - www.sqlsecurity.com
>
>
> On Wed, Nov 24, 2010 at 1:02 PM, SD <networker.ccie_at_gmail.com> wrote:
>
>> simple diagramin 1 line
>>
>>
>> [Access Layer Router] <<<<<Fa0/0<<>>>>>Fa0/0>>>[ VRF-Lite CE]<<(VRF
>> Test)<<<Fa0/1<<<>>>>>Fa0/1>>>(VRF Test)>>[MPLS PE]>>>>>>>>>>>>>>>>>Remote
>> Site CE in VRF Test
>>
>>
>>
>>
>> On Wed, Nov 24, 2010 at 9:57 PM, garry baker <baker.garry_at_gmail.com>wrote:
>>
>>> your diagram came out all garbled but i had this link to route leaking
>>> bookmarked:
>>>
>>>
>>> http://www.cisco.com/en/US/tech/tk436/tk832/technologies_configuration_example09186a0080231a3e.shtml
>>>
>>> maybe it will help out...
>>>
>>>
>>> --
>>> Garry L. Baker
>>>
>>> "There is no 'patch' for stupidity." - www.sqlsecurity.com
>>>
>>>
>>> On Wed, Nov 24, 2010 at 12:45 PM, SD <networker.ccie_at_gmail.com> wrote:
>>>
>>>> Hi All
>>>>
>>>>
>>>> ______________________ __________________
>>>> _________________
>>>> | Access Layer route r | Fa0/0 Fa0/0| VRF-Lite CE |
>>>> fa1/1 fa1/1 | MPLS PE Router |
>>>> |_____________________|------------------------|_________________| VRF
>>>> test-----VRF test|_________________|
>>>>
>>>>
>>>> Access Layer Router has loopback 1.1.1.1 which should be advertised in
>>>> vrf
>>>> test on PE in ebgp, I have ebgp running between CE and PE and CE has an
>>>> interface configured in vrf test as this is a vrf lite scenario, there
>>>> is a
>>>> static route in global routing table of CE for network 1.1.1.1 pointing
>>>> towards access layer router, now i want to reach 1.1.1.1 without
>>>> configuring
>>>> VRF test on CE's interface to access layer router.
>>>>
>>>>
>>>> How we can achieve this using route leaking from global roiuting table
>>>> to
>>>> VRF routing table.
>>>>
>>>> Regards
>>>>
>>>>
>>>> Blogs and organic groups at http://www.ccie.net
>>>>
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Received on Wed Nov 24 2010 - 22:26:42 ART

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