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PVLAN spec query re: isolated ports and trunking PVLANs

reggie6
Level 1
Level 1

I think I can work this out by logic, but I'm not a net-eng, so a little unsure of my rationale, would love someone else to either tell me my thinking is correct, or tell it's not and why. Much appreciated.

I was wodnering if isolated ports can talk to promisc ports on another switch in the same PVLAN.

I wouldn't think that would be ok. I was thinking, the second question becomes, can promiscuous ports of a PVLAN be spread across multple switches, and I was thinking that's probably not ok to do, since typically a router is on the other end of the promiscuous ports (and there are probably only multiple promisc ports for LAG purposes). In any event, wouldn't two routers on the subnet fight with each other for control unless they were configured to coordinate with each other?

Mightn't an MC-LAG setup be used with promisc ports across both switches in the same PVLAN going to two routers ... that seems elaborate when there's HSRP or VRRP.

So ... can isolated ports talk to promisc ports on other switches? Can promisc ports in a given PVLAN be spread across multiple switches?

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