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Nexus 5K Multicasting

anorton200
Level 1
Level 1

We have configured multicasting for our Nexus 5K switches. and for the most part everything seems to be working until recently.

Setup is we have 2 Nexus 5k switches connected via Dark FIber from Site A to Site B. Site A is sending the multicast traffc and Site B is receiving it.

Now Site B is not seeing multicast taffic for some of the servers. When I run a sho ip mroute vrf prod (Site A) I get the following:

(*, 224.168.0.2/32), uptime: 2d18h, igmp pim ip
  Incoming interface: Vlan254, RPF nbr: 10.3.254.5
  Outgoing interface list: (count: 1)
    Vlan4, uptime: 2d18h, igmp

(*, 224.168.0.3/32), uptime: 2d19h, igmp ip pim
  Incoming interface: Vlan254, RPF nbr: 10.3.254.5
  Outgoing interface list: (count: 1)
    Vlan4, uptime: 2d19h, igmp

(*, 224.168.0.5/32), uptime: 3d14h, ip pim igmp
  Incoming interface: Vlan254, RPF nbr: 10.3.254.5
  Outgoing interface list: (count: 1)
    Vlan4, uptime: 2d19h, igmp

(*, 224.168.0.6/32), uptime: 3d14h, ip pim igmp
  Incoming interface: Vlan254, RPF nbr: 10.3.254.5
  Outgoing interface list: (count: 1)
    Vlan4, uptime: 3d14h, igmp

Everything works fine within vlan4 but that is just layer 2 multicasting to my knowledge.

Any help or guidance is much appreciated.

Thanks

1 Reply 1

jonatrod
Level 7
Level 7

Good morning

Hi anorton, thanks for using our forum, my name is Johnnatan and I am part of the Small business Support community. You can have more feedback on your case if you post in  "Network Infrastructure>WAN, Routing and Switching " so, more users will see it there. You can move your post using  the actions panel on the right.

“Please rate useful posts so other users can benefit from it”

Greetings, 
Johnnatan Rodriguez Miranda.
Cisco Network Support Engineer.

“Please rate useful posts so other users can benefit from it” Greetings, Johnnatan Rodriguez Miranda. Cisco Network Support Engineer.