From: Igor Manassypov (imanassypov@rogers.com)
Date: Mon Aug 18 2008 - 09:17:26 ART
- dont forget 'no mroute chache' otherwise your mcast will be fast switched and you wont see any debugs
Hobbs <deadheadblues@gmail.com> wrote: Man, it looks good to me. That's almost exactly what I have except for the
ip addresses. Do a "debug ip mpacket", Ping 5 times and then "show ip mroute
224.2.2.2" Can you post those outputs of the debug and show command?
On Sun, Aug 17, 2008 at 5:49 PM, Anant Tamgole wrote:
> Here is the config paste
>
> Below is the configuration.
>
> Pre-conditions
> --------------------
> R1 is Hub and R2,R3 spokes.
> No subinterfaces are to be used
> OSPF type NBMA is to be used
> PIM Join is on R3 e0/1
> ========================
>
> R1 Serial1/0 config
> -------------------
> Rack02R1(config-if)#do sh run int s1/0
> Building configuration...
> Current configuration : 418 bytes
> !
> interface Serial1/0
> ip address 2.2.123.1 255.255.255.0
> ip pim nbma-mode
> ip pim sparse-mode
> encapsulation frame-relay
> ip ospf priority 255
> no ip mroute-cache
>
> serial restart-delay 0
> frame-relay map ip 2.2.123.2 102 broadcast
> frame-relay map ip 2.2.123.3 103 broadcast
> no frame-relay inverse-arp
> end
>
> R1 Lo0 config
> -------------
> Rack02R1(config-if)#do sh run int lo0
> Building configuration...
> Current configuration : 83 bytes
> !
> interface Loopback0
> ip address 2.2.1.1 255.255.255.255
> ip pim sparse-mode
> end
>
> RP Config on R1
> ---------------
> Rack02R1#sh run | i rp
> ip pim send-rp-announce Loopback0 scope 10 interval 10
> ip pim send-rp-discovery Loopback0 scope 10 interval 10
>
> R1 OSPF Config
> -----------------------
> Rack02R1(config-if)#do sh run | b r o
> router ospf 1
> router-id 2.2.1.1
> log-adjacency-changes
> network 2.2.0.0 0.0.255.255 area 0
> neighbor 2.2.123.2
> neighbor 2.2.123.3
> ===========================================
>
> R2 config
>
> Serial 1/0
> -------------
> Rack02R2(config-if)#do sh run int s1/0
> Building configuration...
> Current configuration : 342 bytes
> !
> interface Serial1/0
> ip address 2.2.123.2 255.255.255.0
> ip pim sparse-mode
> encapsulation frame-relay
> ip ospf priority 0
> serial restart-delay 0
> frame-relay map ip 2.2.123.1 201 broadcast
> frame-relay map ip 2.2.123.3 201 broadcast
> no frame-relay inverse-arp
>
> end
>
> R2 OSPF config
> ---------------
> Rack02R2(config-if)#do sh run | b r o
> router ospf 1
> router-id 2.2.2.2
> log-adjacency-changes
> network 2.2.0.0 0.0.255.255 area 0
> =========================================
>
> R3 Config
>
> Serial 1/0 config
> ------------------
> Rack02R3(config-if)#do sh run int s1/0
> Building configuration...
> Current configuration : 346 bytes
> !
> interface Serial1/0
> ip address 2.2.123.3 255.255.255.0
> ip pim sparse-mode
> encapsulation frame-relay
> ip ospf priority 0
> serial restart-delay 0
> frame-relay map ip 2.2.123.2 301 broadcast
> frame-relay map ip 2.2.123.1 301 broadcast
> no frame-relay inverse-arp
> end
>
> R3's PIM Join config
> --------------------
> Rack02R3(config-if)#do sh run int e0/1
> Building configuration...
> Current configuration : 128 bytes
> !
> interface Ethernet0/1
> ip address 150.2.2.1 255.255.255.0
> ip pim sparse-mode
> ip igmp join-group 224.2.2.2
> full-duplex
> end
>
> R3;s OSPF Config
> -----------------
> Rack02R3(config-if)#do sh run | b r o
> router ospf 1
> router-id 2.2.3.3
> log-adjacency-changes
> network 2.2.0.0 0.0.255.255 area 0
> network 150.2.2.1 0.0.0.0 area 0
> !
> ==================================
>
>
> Anant
>
>
> On 8/17/08, Hobbs wrote:
>>
>> It should work. I have topology similar to yours and hub and spoke can
>> both ping the group address on the other spoke. Hub is the RP and the
>> mapping agent.
>>
>> I don't think you need auto-rp listener because the spoke are directly
>> connected to the hub. If you had another level of up/downstream routers you
>> would need it.
>>
>> can you post configs?
>>
>> On Sun, Aug 17, 2008 at 9:59 AM, Anant Tamgole wrote:
>>
>>> Hi,
>>>
>>> Yes. Normal ping works.
>>>
>>> As I understand, autorp listener is required to forward dense mode
>>> traffic
>>> of auto-rp group.
>>> In this case I already have RP mappings in all 3 routers without autorp
>>> listerner command.
>>>
>>> Anant
>>>
>>> On Sun, Aug 17, 2008 at 5:26 PM, Sam Z wrote:
>>>
>>> > As someone suggested earlier, here you are trying to run auto-rp with
>>> > interfaces in sparse-mode.
>>> > You have to either,
>>> > change all the interfaces to "ip pim sparse-dense" OR
>>> > configure "ip pim autorp listener" in all routers for this to work.
>>> > BTW, can you ping interface IP addresses end-to-end (I mean normal
>>> ping)?
>>> >
>>> > Sam.
>>> >
>>> > On Sun, Aug 17, 2008 at 4:39 AM, Anant Tamgole <
>>> anant.tamgole@gmail.com>wrote:
>>> >
>>> >> Hi,
>>> >>
>>> >> Has anyone tried the scenario.
>>> >>
>>> >> Anant
>>> >>
>>> >> On Thu, Aug 14, 2008 at 7:27 AM, Anant Tamgole <
>>> anant.tamgole@gmail.com
>>> >> >wrote:
>>> >>
>>> >> > Hi guys,
>>> >> >
>>> >> > Any positive results of trying the below scenario.
>>> >> >
>>> >> > Anant
>>> >> >
>>> >> > On Tue, Aug 12, 2008 at 12:28 PM, Anant Tamgole <
>>> >> anant.tamgole@gmail.com>wrote:
>>> >> >
>>> >> >> Sorry friends, I was away.
>>> >> >>
>>> >> >> Below is the configuration.
>>> >> >>
>>> >> >> Pre-conditions
>>> >> >> --------------------
>>> >> >> R1 is Hub and R2,R3 spokes.
>>> >> >> No subinterfaces are to be used
>>> >> >> OSPF type NBMA is to be used
>>> >> >> PIM Join is on R3 e0/1
>>> >> >> ========================
>>> >> >>
>>> >> >> R1 Serial1/0 config
>>> >> >> -------------------
>>> >> >> Rack02R1(config-if)#do sh run int s1/0
>>> >> >> Building configuration...
>>> >> >> Current configuration : 418 bytes
>>> >> >> !
>>> >> >> interface Serial1/0
>>> >> >> ip address 2.2.123.1 255.255.255.0
>>> >> >> ip pim nbma-mode
>>> >> >> ip pim sparse-mode
>>> >> >> encapsulation frame-relay
>>> >> >> ip ospf priority 255
>>> >> >> serial restart-delay 0
>>> >> >> frame-relay map ip 2.2.123.2 102 broadcast
>>> >> >> frame-relay map ip 2.2.123.3 103 broadcast
>>> >> >> no frame-relay inverse-arp
>>> >> >> end
>>> >> >>
>>> >> >> R1 Lo0 config
>>> >> >> -------------
>>> >> >> Rack02R1(config-if)#do sh run int lo0
>>> >> >> Building configuration...
>>> >> >> Current configuration : 83 bytes
>>> >> >> !
>>> >> >> interface Loopback0
>>> >> >> ip address 2.2.1.1 255.255.255.255
>>> >> >> ip pim sparse-mode
>>> >> >> end
>>> >> >> RP Config on R1
>>> >> >> ---------------
>>> >> >> Rack02R1#sh run | i rp
>>> >> >> ip pim send-rp-announce Loopback0 scope 10 interval 10
>>> >> >> ip pim send-rp-discovery Loopback0 scope 10 interval 10
>>> >> >>
>>> >> >> R1 OSPF Config
>>> >> >> -----------------------
>>> >> >> Rack02R1(config-if)#do sh run | b r o
>>> >> >> router ospf 1
>>> >> >> router-id 2.2.1.1
>>> >> >> log-adjacency-changes
>>> >> >> network 2.2.0.0 0.0.255.255 area 0
>>> >> >> neighbor 2.2.123.2
>>> >> >> neighbor 2.2.123.3
>>> >> >> ===========================================
>>> >> >>
>>> >> >> R2 config
>>> >> >>
>>> >> >> Serial 1/0
>>> >> >> -------------
>>> >> >> Rack02R2(config-if)#do sh run int s1/0
>>> >> >> Building configuration...
>>> >> >> Current configuration : 342 bytes
>>> >> >> !
>>> >> >> interface Serial1/0
>>> >> >> ip address 2.2.123.2 255.255.255.0
>>> >> >> ip pim sparse-mode
>>> >> >> encapsulation frame-relay
>>> >> >> ip ospf priority 0
>>> >> >> serial restart-delay 0
>>> >> >> frame-relay map ip 2.2.123.1 201 broadcast
>>> >> >> frame-relay map ip 2.2.123.3 201 broadcast
>>> >> >> no frame-relay inverse-arp
>>> >> >>
>>> >> >> end
>>> >> >>
>>> >> >> R2 OSPF config
>>> >> >> ---------------
>>> >> >> Rack02R2(config-if)#do sh run | b r o
>>> >> >> router ospf 1
>>> >> >> router-id 2.2.2.2
>>> >> >> log-adjacency-changes
>>> >> >> network 2.2.0.0 0.0.255.255 area 0
>>> >> >> =========================================
>>> >> >>
>>> >> >> R3 Config
>>> >> >>
>>> >> >> Serial 1/0 config
>>> >> >> ------------------
>>> >> >> Rack02R3(config-if)#do sh run int s1/0
>>> >> >> Building configuration...
>>> >> >> Current configuration : 346 bytes
>>> >> >> !
>>> >> >> interface Serial1/0
>>> >> >> ip address 2.2.123.3 255.255.255.0
>>> >> >> ip pim sparse-mode
>>> >> >> encapsulation frame-relay
>>> >> >> ip ospf priority 0
>>> >> >> serial restart-delay 0
>>> >> >> frame-relay map ip 2.2.123.2 301 broadcast
>>> >> >> frame-relay map ip 2.2.123.1 301 broadcast
>>> >> >> no frame-relay inverse-arp
>>> >> >> end
>>> >> >>
>>> >> >> R3's PIM Join config
>>> >> >> --------------------
>>> >> >> Rack02R3(config-if)#do sh run int e0/1
>>> >> >> Building configuration...
>>> >> >> Current configuration : 128 bytes
>>> >> >> !
>>> >> >> interface Ethernet0/1
>>> >> >> ip address 150.2.2.1 255.255.255.0
>>> >> >> ip pim sparse-mode
>>> >> >> ip igmp join-group 224.2.2.2
>>> >> >> full-duplex
>>> >> >> end
>>> >> >>
>>> >> >> R3;s OSPF Config
>>> >> >> -----------------
>>> >> >> Rack02R3(config-if)#do sh run | b r o
>>> >> >> router ospf 1
>>> >> >> router-id 2.2.3.3
>>> >> >> log-adjacency-changes
>>> >> >> network 2.2.0.0 0.0.255.255 area 0
>>> >> >> network 150.2.2.1 0.0.0.0 area 0
>>> >> >> !
>>> >> >> ==================================
>>> >> >> Anant
>>> >> >>
>>> >> >> On Sun, Aug 10, 2008 at 12:57 AM, darth router <
>>> >> darklordrouter@gmail.com>wrote:
>>> >> >>
>>> >> >>> Post your configurations, and it will be easy for us to
>>> troubleshoot
>>> >> it.
>>> >> >>>
>>> >> >>>
>>> >> >>> On Fri, Aug 8, 2008 at 3:48 PM, Anant Tamgole <
>>> >> anant.tamgole@gmail.com>wrote:
>>> >> >>>
>>> >> >>>> Also, I have RP mappings in both spokes (without auto-listener
>>> >> commnad
>>> >> >>>> on
>>> >> >>>> R1).
>>> >> >>>>
>>> >> >>>> Anant
>>> >> >>>>
>>> >> >>>> On Sat, Aug 9, 2008 at 5:12 AM, Anant Tamgole <
>>> >> anant.tamgole@gmail.com
>>> >> >>>> >wrote:
>>> >> >>>>
>>> >> >>>> > No.
>>> >> >>>> > R1,2 and 3 are in area 0.
>>> >> >>>> > On R1, the OIL NULL message comes when we we do debug ip
>>> mpacket
>>> >> and
>>> >> >>>> other
>>> >> >>>> > drops count increases in sh ip mroute count.
>>> >> >>>> >
>>> >> >>>> > Anant
>>> >> >>>> >
>>> >> >>>> >
>>> >> >>>> > On Fri, Aug 8, 2008 at 10:14 PM, Igor Manassypov <
>>> >> >>>> imanassypov@rogers.com
>>> >> >>>> > > wrote:
>>> >> >>>> >
>>> >> >>>> >> Are there any other routers involved in ospf? You might be
>>> getting
>>> >> >>>> some
>>> >> >>>> >> route feedback which violates your rpf check
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >> *Anant Tamgole * wrote:
>>> >> >>>> >>
>>> >> >>>> >> Hi,
>>> >> >>>> >>
>>> >> >>>> >> I have a scenario where
>>> >> >>>> >> 1. R1 is hub and R2,R3 spokes.
>>> >> >>>> >> 2. OSPF is running on main interfaces as NBMA mode.
>>> >> >>>> >> 3. AutoRP is running on Hub R1.
>>> >> >>>> >> 4. igmp join for 224.1.1.1 is on R3's ethernet.
>>> >> >>>> >>
>>> >> >>>> >> Problem: Not able to ping 224.1.1 from R1. If I give reapeat
>>> count
>>> >> >>>> 10,
>>> >> >>>> >> first
>>> >> >>>> >> ping succeeds but then it stops,
>>> >> >>>> >> From R1 to R3 ping is ok.
>>> >> >>>> >>
>>> >> >>>> >> I tried with ip pim nbma mode on Hub and ip pim spt-threshold
>>> >> >>>> infinity on
>>> >> >>>> >> R3
>>> >> >>>> >> , It does not help.
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >> Anant
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >> Blogs and organic groups at http://www.ccie.net
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>>
>>> >>
>>> _______________________________________________________________________
>>> >> >>>> >> Subscription information may be found at:
>>> >> >>>> >> http://www.groupstudy.com/list/CCIELab.html
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >>
>>> >> >>>> >> Igor M., M.Eng, P.Eng
>>> >> >>>> >> Network Architect
>>> >> >>>>
>>> >> >>>>
>>> >> >>>> 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
>>> >>
>>> >>
>>> _______________________________________________________________________
>>> >> Subscription information may be found at:
>>> >> http://www.groupstudy.com/list/CCIELab.html
>>>
>>>
>>> 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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