IP Addresses for Voice Services

Ensure that traffic is allowed from the following IP addresses:

• 129.80.57.56/32 – core1-iad.cloudsession.io (US-EAST)
• 164.152.31.236/32 – core2-ord.cloudsession.io (US-CENTRAL)
• 132.226.70.160/32 – core3-phx.cloudsession.io (US-WEST)

Provisioning Servers

• 157.151.176.236 – endpoints1-iad.cloudsession.io
• 163.192.195.193 – endpoints2-ord.cloudsession.io

Web Servers

• ucportal.pressone.net

API

• api.pressone.net
• api.cloudsession.io

TCP and UDP Ports

The following TCP and UDP ports are in use by the system:

• TCP ports 80 and 443 (Web UIs and provisioning servers)
• TCP & UDP port 5080 (SIP signaling)
• TLS port 5082 (SIPs signaling)
• UDP port 8889 (Web Meetings and Video Conferences)
• UDP ports 20000–37999 (RTP)
• TCP ports 8001 and 9002 (Web Phones, Portal Updates)