[c-nsp] GSR not switching multicast

[Matthew Huff]

How about allowing igmp message in/out the interface?

permit igmp any any

----
Matthew Huff       | One Manhattanville Rd
OTA Management LLC | Purchase, NY 10577
http://www.ox.com  | Phone: 914-460-4039
aim: matthewbhuff  | Fax:   914-460-4139



> -----Original Message-----
> From: cisco-nsp-bounces at puck.nether.net [mailto:cisco-nsp-bounces at puck.nether.net] On Behalf Of
> Daniska Tomas
> Sent: Friday, July 30, 2010 2:29 PM
> To: cisco-nsp
> Subject: [c-nsp] GSR not switching multicast
> 
> Hi all,
> 
> maybe it's just too late and I'm blind but can't leave home until I finish this, does anyone have a
> hint please?
> 
> 
> IOS (tm) GS Software (C12KPRP-K4P-M), Version 12.0(32)SY4, RELEASE SOFTWARE (fc1)
> 
> PIM in SSM, everything is signalled fine. G2/0/5 is receiving multicast streams, and should send to
> G2/0/1.624.
> 
> e.g.,
> (1.1.1.1, 239.232.1.6), 00:03:55/00:03:03, flags: sT
>   Incoming interface: GigabitEthernet2/0/5, RPF nbr 172.27.150.2
>   Outgoing interface list:
>     GigabitEthernet2/0/1.624, Forward/Sparse, 00:03:55/00:03:03
> 
> 
> DC-BB-PP-01#sh ip mroute count
> IP Multicast Statistics
> 17 routes using 9442 bytes of memory
> 9 groups, 0.88 average sources per group
> Forwarding Counts: Pkt Count/Pkts per second/Avg Pkt Size/Kilobits per second
> Other counts: Total/RPF failed/Other drops(OIF-null, rate-limit etc)
> 
> Group: 239.232.1.6, Source count: 1, Group pkt count: 0
>   Source: 1.1.1.1/32, Forwarding: 0/0/0/0, Other: 0/0/
> 
> (yes, 1.1.1.1 points to g2/0/5 via ospf)
> 
> 
> input interface is nothing fancy, a SIP601 + GE SPA
> 
> NAME: "slot 2", DESCR: "ISE 10G Modular Services Card v2"
> PID: 12000-SIP-601     , VID: V08, SN: SAL1419HET4
> 
> NAME: "SPA subslot 2/0", DESCR: "10-port Gigabit Ethernet Shared Port Adapter"
> PID: SPA-10X1GE-V2     , VID: V02, SN: JAE1416065R
> 
> !
> interface GigabitEthernet2/0/5
>  mtu 9180
>  ip address <blah>
>  ip access-group blabla in
>  no ip directed-broadcast
>  ip pim sparse-mode
>  ip ospf authentication message-digest
>  ip ospf message-digest-key 1 md5 <blah>
>  ip ospf network point-to-point
>  ip ospf cost 100
>  ip ospf hello-interval 1
>  ip ospf dead-interval 5
>  ip ospf bfd
>  ip ospf 65432 area 0
>  load-interval 30
>  negotiation auto
>  mpls label protocol ldp
>  tag-switching ip
>  bfd interval 50 min_rx 50 multiplier 5
> end
> 
> 
> 
> sh int says
> 
>   30 second input rate 3053000 bits/sec, 3834 packets/sec
>   30 second output rate 14000 bits/sec, 24 packets/sec
>      1417564 packets input, 141107670 bytes, 0 no buffer
>      Received 2 broadcasts, 0 runts, 0 giants, 0 throttles
>      0 input errors, 0 CRC, 0 frame, 0 overrun, 0 ignored
>      0 watchdog, 3336 multicast, 0 pause input
> 
> input rate is somewhat less than expected (4kpps), though 3336 multicasts seen is pretty much low
> 
> 
> sh int switching says
>            IP    Process       3727     314718        605      79280
>             Cache misses          0
>                     Fast          0          0          0          0
>                Auton/SSE    1338130  133252545       7420     506046
> 
> the input acl is just a desperate attempt to see what's coming in
> 
> DC-BB-PP-01#sh ip access-lists blabla
> Extended IP access list blabla
>     permit ip host 1.1.1.1 host 239.232.1.1
>     permit ip host 1.1.1.1 host 239.232.1.2
>     permit ip host 1.1.1.1 host 239.232.1.3
>     permit ip host 1.1.1.1 host 239.232.1.4
>     permit ip host 1.1.1.1 host 239.232.1.5
>     permit ip host 1.1.1.1 host 239.232.1.6
>     permit ip host 1.1.1.1 host 239.232.1.7
>     permit ip host 1.1.1.1 host 239.232.1.0
>     permit ip any any (4443 matches)
> DC-BB-PP-01#
> 
> i have tried everything from disabling/enabling mcast, reloading the linecard, reloading the box to
> reprogram the hw in case there's some bug... nothing helps.
> 
> local SE sees nothing wrong with that.
> 
> 
> 
> am i just dumb? :)
> 
> 
> thanks for any hints
> 
> --
> 
> Tomas Daniska
> Senior CSE/BDM
> 
> Soitron, a.s.
> Plynarenska 5, 829 75 Bratislava, Slovakia
> tel: +421 2 58224000, fax: +421 2 58224520
> 
> Good judgment comes from experience. Unfortunately, the experience usually comes from poor judgment.
> -- O 'Reilly's fundamentals of Aviation
> 
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