How to Set Up Your Webex Calling Account

Webex Calling | Zero Trust Network | Allowed Ports

How to Set Up Your Network for Webex Calling

Overview

This article explains how to setup your Network for Webex Calling.


Steps:

# ==============================

# WEBEX CALLING – ZERO TRUST ALLOW LIST

# ==============================

 

# --- Webex Core Services ---

*.webex.com

*.wbx2.com

*.ciscospark.com

*.webexcontent.com

*.clouddrive.com

*.cisco.com

 # --- Webex Calling (SIP / Registration) ---

*.call.webex.com

*.webexcalling.com

*.broadcloudpbx.com

 # --- Device Activation / Provisioning ---

activate.webex.com

idbroker.webex.com

*.devices.webex.com

 # --- Firmware / CDN Delivery ---

*.cloudfront.net

*.akamaiedge.net

*.edgesuite.net

# --- Microsoft / Azure AD (Entra ID) ---

login.microsoftonline.com

login.windows.net

sts.windows.net

account.activedirectory.windowsazure.com

aadcdn.msftauth.net

aadcdn.msauth.net

*.msauth.net

*.msftauth.net

graph.microsoft.com

# --- NTP ---

*.pool.ntp.org

time.windows.com

 # ==============================

# REQUIRED OUTBOUND PORTS

# ==============================

 TCP 443

TCP 5061

UDP 3478

UDP 5004

UDP 9000

UDP 19560-65535

UDP 123

TCP/UDP 53 

# ==============================

# SSL INSPECTION BYPASS REQUIRED

# ==============================

 *.webex.com

*.wbx2.com

*.webexcalling.com

*.broadcloudpbx.com

idbroker.webex.com

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