Shoaib,
this is what my routing table looks like on R2
R2#sh ip route
Gateway of last resort is not set
i L1 192.5.10.0/24 [115/10] via 10.10.26.6, FastEthernet0/0.26
i L2 10.10.7.7/32 [115/20] via 10.10.27.7, FastEthernet0/0.27
i L1 10.10.6.6/32 [115/20] via 10.10.26.6, FastEthernet0/0.26
C 10.10.2.2/32 is directly connected, Loopback0
C 10.10.26.0/24 is directly connected, FastEthernet0/0.26
i L1 12.12.12.12 [115/10] via 10.10.26.6, FastEthernet0/0.26
i L2 195.2.0.10 [115/20] via 10.10.27.7, FastEthernet0/0.27
R2#
R2#sh ip bgp vpnv4 all
BGP table version is 44, local router ID is 10.10.2.2
Status codes: s suppressed, d damped, h history, * valid, > best, i -
internal,
r RIB-failure, S Stale
Origin codes: i - IGP, e - EGP, ? - incomplete
Network Next Hop Metric LocPrf Weight Path
Route Distinguisher: 267:27 (default for vrf XYZ)
*> 172.10.1.1/32 172.10.23.3 3 32768 ?
Network Next Hop Metric LocPrf Weight Path
* i 10.10.7.7 65 100 0 ?
*> 172.10.3.3/32 172.10.23.3 2 32768 ?
* i 10.10.7.7 66 100 0 ?
*> 172.10.13.0/24 172.10.23.3 2 32768 ?
* i 10.10.7.7 65 100 0 ?
*> 172.10.17.0/24 172.10.23.3 66 32768 ?
* i 10.10.7.7 0 100 0 ?
*> 172.10.23.0/24 0.0.0.0 0 32768 ?
* i 10.10.7.7 66 100 0 ?
R2#
R2#sh ip route vrf XYZ
Routing Table: XYZ
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static
route
o - ODR, P - periodic downloaded static route
Gateway of last resort is 172.10.23.3 to network 0.0.0.0
172.10.0.0/16 is variably subnetted, 5 subnets, 2 masks
O 172.10.3.3/32 [110/2] via 172.10.23.3, 01:05:16, FastEthernet0/0.23
O 172.10.1.1/32 [110/3] via 172.10.23.3, 01:05:16, FastEthernet0/0.23
O 172.10.13.0/24 [110/2] via 172.10.23.3, 01:05:16, FastEthernet0/0.23
C 172.10.23.0/24 is directly connected, FastEthernet0/0.23
O 172.10.17.0/24 [110/66] via 172.10.23.3, 01:05:16,
FastEthernet0/0.23
R2#
R3#sh ip route
Codes: C - connected, S - static, R - RIP, M - mobile, B - BGP
D - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter area
N1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2
E1 - OSPF external type 1, E2 - OSPF external type 2
i - IS-IS, su - IS-IS summary, L1 - IS-IS level-1, L2 - IS-IS level-2
ia - IS-IS inter area, * - candidate default, U - per-user static
route
o - ODR, P - periodic downloaded static route
Gateway of last resort is 172.10.13.1 to network 0.0.0.0
172.10.0.0/16 is variably subnetted, 5 subnets, 2 masks
C 172.10.3.3/32 is directly connected, Loopback0
O 172.10.1.1/32 [110/2] via 172.10.13.1, 01:18:32, FastEthernet0/0.13
C 172.10.13.0/24 is directly connected, FastEthernet0/0.13
C 172.10.23.0/24 is directly connected, FastEthernet0/0.23
O 172.10.17.0/24 [110/65] via 172.10.13.1, 01:18:32,
FastEthernet0/0.13
regards
Splinter
On Tue, May 12, 2009 at 3:52 PM, Splinter <splinter330_at_gmail.com> wrote:
> Shoaib,
>
> This is have done,
>
> The problem is on R2 that you cannot redistribute ospf vrf XYZ into ISIS
> and vice versa
> that is why R3 cannot see BB1 routes.
>
> this is where i am stuck
>
> Splinter
>
>
> On Tue, May 12, 2009 at 3:35 PM, shoaib mohammad <
> shoaibmohammad0_at_gmail.com> wrote:
>
>> it looks you are running iBGP between R6 and R2 as per the behave of
>> the routing protocols the routing table will be prefer for 1st ospf
>> then IS-IS then iBGP.
>>
>> make sure you redistribute ospf into IS-IS on R2.
>>
>> as you mention below. R2 and R3 running OSPF.
>>
>> 1 of the cause maybe overlapping in the redistribution.
>>
>> cause between R6 and BB1 OSPF
>> R6 to R2 ISIS and BGP
>> R2 to R3 OSPF vrf XYZ
>>
>> I will suggest do it 1 by 1.
>>
>> 1st shutdown the bgp
>>
>> Do the fully redistribution between OSPF and IS-IS on R3->R2->R6
>> Then
>> From BB1->R6->R2
>>
>> Make sure you get the full routing table.
>>
>> I hope it will work out to find out where is the problem.
>> .
>>
>> If still not, please post the complete configuration for all the routers.
>>
>>
>> Regards,
>> SM
>>
>> On Tue, May 12, 2009 at 4:15 PM, Splinter <splinter330_at_gmail.com> wrote:
>> > Bryan,
>> >
>> > Yes i have BGP enabled, ISIS is my IGP. OSPF is between the PE and CE. I
>> am
>> > not running vrf between R6 and BB1
>> >
>> >
>> > here it is.
>> >
>> > R2:
>> > router bgp 267
>> > bgp router-id 10.10.2.2
>> > no bgp default ipv4-unicast
>> > bgp log-neighbor-changes
>> > neighbor 10.10.6.6 remote-as 267
>> > neighbor 10.10.6.6 update-source Loopback0
>> > neighbor 10.10.7.7 remote-as 267
>> > neighbor 10.10.7.7 update-source Loopback0
>> > !
>> > address-family ipv4
>> > neighbor 10.10.6.6 activate
>> > neighbor 10.10.6.6 send-community
>> > neighbor 10.10.6.6 next-hop-self
>> > no auto-summary
>> > no synchronization
>> > network 10.10.2.2 mask 255.255.255.255 route-map COMM
>> > exit-address-family
>> > !
>> > address-family vpnv4
>> > neighbor 10.10.6.6 activate
>> > neighbor 10.10.6.6 send-community extended
>> > neighbor 10.10.6.6 route-reflector-client
>> > neighbor 10.10.7.7 activate
>> > neighbor 10.10.7.7 send-community extended
>> > neighbor 10.10.7.7 route-reflector-client
>> > exit-address-family
>> > !
>> > address-family ipv4 vrf XYZ
>> > redistribute ospf 100 vrf XYZ match internal external 1 external 2
>> > no synchronization
>> > exit-address-family
>> >
>> > R6:
>> > router bgp 267
>> > bgp router-id 10.10.6.6
>> > no bgp default ipv4-unicast
>> > bgp log-neighbor-changes
>> > neighbor 10.10.2.2 remote-as 267
>> > neighbor 10.10.2.2 update-source Loopback0
>> > neighbor 10.10.7.7 remote-as 267
>> > neighbor 10.10.7.7 update-source Loopback0
>> > !
>> > address-family ipv4
>> > neighbor 10.10.2.2 activate
>> > neighbor 10.10.2.2 send-community
>> > neighbor 10.10.2.2 route-reflector-client
>> > neighbor 10.10.2.2 next-hop-self
>> > neighbor 10.10.7.7 activate
>> > neighbor 10.10.7.7 send-community
>> > neighbor 10.10.7.7 route-reflector-client
>> > neighbor 10.10.7.7 next-hop-self
>> > no auto-summary
>> > no synchronization
>> > network 10.10.6.6 mask 255.255.255.255 route-map COMM
>> > exit-address-family
>> > !
>> > address-family vpnv4
>> > neighbor 10.10.2.2 activate
>> > neighbor 10.10.2.2 send-community extended
>> > exit-address-family
>> >
>> > On Tue, May 12, 2009 at 2:58 PM, Bryan Bartik <bbartik_at_ipexpert.com>
>> wrote:
>> >
>> >> Splinter, It looks like you have pasted only parts of your config. Are
>> you
>> >> running BGP somewhere? I think you should be redistributing your OSPF
>> routes
>> >> into the BGP VRF on R6, not the IS-IS protocol. I am assuming ISIS is
>> your
>> >> Provider IGP, correct me if I am wrong.
>> >>
>> >> Bryan Bartik
>> >> CCIE #23707 (R&S), CCNP
>> >> Sr. Support Engineer - IPexpert, Inc.
>> >> URL: http://www.IPexpert.com
>> >>
>> >> On Tue, May 12, 2009 at 6:24 AM, Splinter <splinter330_at_gmail.com>
>> wrote:
>> >>
>> >>> Hi All,
>> >>>
>> >>> Sorry for the long post.
>> >>>
>> >>> please need some assistance with this routing issue.
>> >>>
>> >>> here is my setup
>> >>>
>> >>> BB1 ----(OSPF)---- R6 ---(ISIS)--- R2 ---(OSPF)-vrf XYZ--- R3
>> >>>
>> >>> I have a route being advertised from BB1 12.12.12.12/32 via OSPF to
>> R6
>> >>> then
>> >>> redistributed into ISIS. I see the route on router R2 routing table.
>> and i
>> >>> can ping BB1 12.12.12.12 but i cannot ping from R3 sitting in VRF Site
>> >>> XYZ.
>> >>> what am i missing.
>> >>>
>> >>> R2#ping 12.12.12.12
>> >>>
>> >>> Type escape sequence to abort.
>> >>> Sending 5, 100-byte ICMP Echos to 12.12.12.12, timeout is 2 seconds:
>> >>> !!!!!
>> >>> Success rate is 100 percent (5/5), round-trip min/avg/max = 12/16/28
>> ms
>> >>> R2#
>> >>>
>> >>>
>> >>> BB1:
>> >>> router ospf 100
>> >>> router-id 12.12.12.12
>> >>> log-adjacency-changes
>> >>> network 12.12.12.12 0.0.0.0 area 0
>> >>> network 192.5.10.254 0.0.0.0 area 0
>> >>>
>> >>> R6:
>> >>> router ospf 100
>> >>> router-id 10.10.6.6
>> >>> log-adjacency-changes
>> >>> redistribute connected subnets
>> >>> redistribute static subnets
>> >>> redistribute isis level-1-2 subnets
>> >>> network 192.5.10.6 0.0.0.0 area 0
>> >>>
>> >>> router isis
>> >>> net 49.0010.0000.0000.0006.00
>> >>> metric-style wide
>> >>> mpls traffic-eng router-id Loopback0
>> >>> mpls traffic-eng level-2
>> >>> redistribute ospf 100 level-1-2
>> >>> redistribute bgp 267 route-map LABEL level-1-2
>> >>> redistribute isis ip level-2 into level-1 distribute-list 100
>> >>>
>> >>> R2:
>> >>> router isis
>> >>> net 49.0010.0000.0000.0002.00
>> >>> metric-style wide
>> >>> redistribute bgp 267 route-map LABEL level-1-2
>> >>> redistribute isis ip level-2 into level-1 distribute-list 100
>> >>>
>> >>> router ospf 100 vrf XYZ
>> >>> router-id 172.10.23.2
>> >>> log-adjacency-changes
>> >>> redistribute bgp 267 metric 200 subnets
>> >>> network 172.10.23.0 0.0.0.255 area 0
>> >>>
>> >>> address-family ipv4 vrf XYZ
>> >>> redistribute ospf 100 vrf XYZ match internal external 1 external 2
>> >>> no synchronization
>> >>> exit-address-family.
>> >>>
>> >>>
>> >>> Thanks
>> >>>
>> >>> Splinter
>> >>>
>> >>>
>> >>> Blogs and organic groups at http://www.ccie.net
>> >>>
>> >>>
>> _______________________________________________________________________
>> >>> Subscription information may be found at:
>> >>> http://www.groupstudy.com/list/CCIELab.html
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>>
>> >>
>> >>
>> >> --
>> >
>> >
>> > Blogs and organic groups at http://www.ccie.net
>> >
>> > _______________________________________________________________________
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Received on Tue May 12 2009 - 16:00:01 ART
This archive was generated by hypermail 2.2.0 : Mon Jun 01 2009 - 07:04:42 ART