[c-nsp] Partitioned-MDT MP2MP with BGP-AD/mLDP in XR 4.3

Adam Vitkovsky adam.vitkovsky at swan.sk
Mon Nov 25 04:22:34 EST 2013


Hi Jason,
Just shooting in the dark,
I'd try adding these:

route-policy MLDP-TV
 set c-multicast-routing bgp
 

multicast-routing
 vrf tv
  address-family ipv4
   interface TenGigE0/0/0/15
    enable
   !
   mdt default mldp ipv4 x.x.x.x
   mdt data 100

 
I find this presentation useful: 
NG (Next Gen) MVPN Webinar -I have found it on slideshare, it has 90 slides.


adam

-----Original Message-----
From: cisco-nsp [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
Jason Lixfeld
Sent: Friday, November 22, 2013 8:35 PM
To: <cisco-nsp at puck.nether.net>
Subject: [c-nsp] Partitioned-MDT MP2MP with BGP-AD/mLDP in XR 4.3

Hi all,

I've been working on trying to get LSM working between a couple of A9Ks to
support a SSM based IPTV application.

After ingesting a bunch of content on the subject, I think what I want is
Partitioned MDT, MP2MP with BGP-AD/mLDP (PIM-free core).  I'm wondering if
anyone has any links to working configuration examples for this type of MVPN
or some good troubleshooting guides for this type of MVPN specifically.

The XR 4.3 configuration guide seems to provide either a broken or an
incomplete example, so what I've managed to work out from it, doesn't seem
to work.

By 'doesn't seem to work', I mean I have a SSM based join-group configured
on a CE with a PIM adjacency to XR PE1.  XR PE1 sees the (S,G) from the CE,
but the adjacent XR PE2 (config below) doesn't see it.

Thanks in advance for any pointers.

!
interface Loopback0
 ipv4 address 72.15.48.4 255.255.255.255 !
interface Loopback2022
 vrf tv
 ipv4 address 172.16.0.32 255.255.255.255 !
interface TenGigE0/0/0/15
 description Facing Source
 vrf tv
 ipv4 address 172.16.1.1 255.255.255.0
!
interface TenGigE0/0/0/0
 description Facing Core
 cdp
 mtu 9216
 ipv4 address 72.15.49.80 255.255.255.254  carrier-delay up 0 down 0
dampening !
router bgp 21949
 address-family ipv4 unicast
 !
 address-family vpnv4 unicast
 !
 address-family ipv4 mvpn
 !
 neighbor-group P-MVPN
  remote-as 21949
  update-source Loopback0
  address-family vpnv4 unicast
  !
  address-family vpnv6 unicast
  !
  address-family ipv4 mvpn
  !
 neighbor 72.15.48.10
  use neighbor-group P-MVPN
 !
 vrf tv
  rd 21949:2022
  address-family ipv4 unicast
   redistribute connected route-policy SOURCE--INTERNAL-CONNECTED
   redistribute static route-policy SOURCE--INTERNAL-STATIC
  !
  address-family ipv4 mvpn
  !
 !
!
multicast-routing
 address-family ipv4
  interface TenGigE0/0/0/0
   enable
  !
  nsf
  mdt source Loopback0
  rate-per-route
  accounting per-prefix
 !
 vrf tv
  address-family ipv4
   mdt source Loopback2022
   mdt partitioned mldp ipv4 mp2mp
   rate-per-route
   interface all enable
   bgp auto-discovery mldp
   !
   accounting per-prefix
  !
 !
!
mpls ldp
 router-id Loopback0
 graceful-restart
 session protection
 log
  neighbor
  graceful-restart
  session-protection
 !
 mldp
  logging notifications
 !
 interface TenGigE0/0/0/0
 !
!
router pim
 vrf tv
  address-family ipv4
   rpf topology route-policy MLDP-TV
   interface TenGigE0/0/0/15
    enable
   !
  !
 !
!
route-policy MLDP-TV
  set core-tree mldp-partitioned-mp2mp
end-policy
!
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