Category: Firewall Rules
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SIP/2.0 415 Unsupported Media Type
SIP 415 unsupported Media Type #SkypeforBusiness
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Firewall and Reverse Proxy Rules for Lync Deployment
I realize that this is some really old information but really needed this in the “cloud” for quick reference. So here it is:- Overview Absolute minimum on External Firewall as follows: UDP 3478 and TCP 443 inbound UDP 3478 to UDP 3478 outbound TCP 50000 – 59999 to TCP 443…