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Network firewall settings for Skype for Business Lync integration Follow

Overview

The following ports and destinations are necessary for the Skype for Business/Lync and Zoom Federation.

Note: Traffic must be allowed to and from these addresses via the listed ports.

Ports and destinations 

Protocol Ports Data

Destination

 TCP 5061  SIP/TLS connection for Lync Federation  162.255.36.0/24
162.255.37.0/24
69.174.108.0/24
69.174.108.0/24
50.239.202.0/24
192.204.12.0/24
192.204.13.0/24
204.80.109.0/24
204.80.108.0/24
162.12.233.0/24
204.141.28.0/24
204.141.29.0/24
204.80.104.0/24
204.80.105.0/24
50.239.203.0/24
69.174.109.0/24
192.204.14.0/24
192.204.15.0/24
162.12.232.0/24
204.141.30.0/24
204.141.31.0/24
165.254.89.0/24
 TCP  5000060000

RDP sharing data

 UDP   5000060000 RTP media for audio video