About newparadime

newparadime · 03-05-2025

I have the following configuration on a Catalyst 3650 smart switch:Primary VLAN 101Community Secondary VLANs 201, 202, 203, 204VTP mode transparentIGMP snooping globally off (although I have tried globally enabling snooping as well as enabling on eac...

newparadime · 03-06-2025

One further question, I am seeing the first multicast packet dropped, but all others are delivered. This may not be a big deal, but I was curious if that is just because the switch is autoconfiguring the routing?I am using ssmping to validate multica...

newparadime · 03-06-2025

I added an SVI on Primary VLAN 101, and then turned on sparse-dense pim for that SVI, and bingo bango, mutlicast is working!Thank you so much!

newparadime · 03-06-2025

I am not opposed to IGMP snooping if it will make this work, I just figured disabling it was a simpler configuration. Cisco indicates from their docs, that multicast should be propogated to all ports in a community private vlan, and additionally to p...

newparadime · 03-06-2025

I should provide more information about our network topologyThis is for an airgapped network, and there is no routing outside the single subnet (13.0.0.0/12) configured for the primary VLAN.We have 4 benches simulating various aircraft. We have simul...

newparadime · 03-06-2025

I have tried all sorts of different multicast addresses, all work on PVLAN 204, none work on the other PVLANs.When you say "If the L3 interface for the primary VLAN is multicast enabled", how would I verify that? I will admit I am in slightly over my...

Member Since	‎03-05-2025 04:43 PM
Date Last Visited	‎03-12-2025 05:59 PM
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Catalyst 3650: Multicast issues with Private VLANs

Re: Catalyst 3650: Multicast issues with Private VLANs

Re: Catalyst 3650: Multicast issues with Private VLANs

Re: Catalyst 3650: Multicast issues with Private VLANs

Re: Catalyst 3650: Multicast issues with Private VLANs

Re: Catalyst 3650: Multicast issues with Private VLANs