TLS trunks: TCP 5061. UDP or TCP trunks: commonly 5060. Both ends must match.
Managed phones signal on TCP 8061. Unmanaged phones use TCP 5061.
Media is UDP 16384-65535, opened outbound, RTP or SRTP.
Phone provisioning uses TCP 443, and the phone article also lists TCP 80.
Secure BYOC Cloud does not use IPsec. Use SIP TLS 1.2 and SRTP.
Signaling addresses and SDP media addresses are different. Copy the current region table.
Do not paste an address from this lab. Synthetic logs use RFC 5737.
Each link was opened for this lab. Last checked 2026-10. A confirm flag means the lab could not verify that link.