Add ConnecttoTeams to your White List (trusted traffic)
Whitelist all core-infrastructure IP addresses.
Core Infrastructure
ITEM | IP ADDRESS | PROTOCOL |
API Gateway | 52.184.185.243 | HTTPS (Reverse Proxy) |
Branded SMTP Sender | 52.191.239.84 | SMTP |
Edge Proxy (SIP) | 13.68.254.158 | TCP/UDP/TLS |
Edge Proxy (SIP) | 20.115.6.243 | TCP/UDP/TLS |
Edge Proxy (SIP) | 52.255.184.52 | TCP/UDP/TLS |
Edge Proxy (SIP) | 13.68.233.171 | TCP/UDP/TLS |
Edge Proxy (SIP) | 20.59.120.227 | TCP/UDP/TLS |
Edge Proxy (SIP) | 20.59.124.13 | TCP/UDP/TLS |
Edge Proxy (SIP) | 20.124.236.139 | TCP/UDP/TLS |
Edge Proxy (SIP) | 40.117.126.112 | TCP/UDP/TLS |
Edge Proxy (SIP) | 40.117.126.110 | TCP/UDP/TLS |
Edge Proxy (SIP) | 23.29.127.82 | TCP/UDP/TLS |
Port Ranges
RTP: 16000-16999.
SIP Signalling: 5060.