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Realconnect Firewall ports

Occasional Visitor

Realconnect Firewall ports



i need some help please. I want to create a flow matrix for a realconnect configuration but i can't find a list of firewall ports. Can someone provide me the exact list of ports we have to open for realconnect.


My list is correct or not ?


Lync FE -> DMA TCP 5061

Lync FE -> RMX TCP 5061

DMA -> Lync FE TCP 5061

RMX -> Lync FE TCP 5061


Lync FE -> DMA TCP 443

Lync FE -> RMX TCP 443

DMA -> Lync FE TCP 443

RMX -> Lync FE TCP 443


Lync FE -> DMA UDP 3478

Lync FE -> RMX UDP 3478

DMA -> Lync FE UDP 3478

RMX -> Lync FE UDP 3478


Lync Edge -> RMX TCP 443

RMX -> Lync Edge TCP 443


Lync Edge -> RMX UDP 3478

RMX -> Lync Edge UDP 3478

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Honored Contributor

Re: Realconnect Firewall ports

Hope you could find the needed info in  DMA Operation Guide -> System Port Usage and RMX Admin's Guide -> RealPresence Collaboration Server (RMX) Network Port Usage.



“Reports that say that something hasn't happened are always interesting to me, because as we know, there are known knowns; there are things we know we know. We also know there are known unknowns; that is to say we know there are some things we do not know. But there are also unknown unknowns- the ones we don't know we don't know.”
― Donald Rumsfeld
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