Cisco documents example non-default B2B trunk listening ports of TCP 5560 / TLS 5561 (Basic Configuration guide) and TCP 6060 / TLS 6061 (B2B technote).
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Unified CM with Cisco Expressway
- Subsystem
- SIP trunk
- Deployment
- on-premises
- Region
- not restricted
- Release range
- X14.0 onward
- Checked
- 2026-09-25
Sources
- Cisco Expressway-E and Expressway-C Basic Configuration Deployment Guide (X14.0) - Optional Configuration Tasks — Cisco Systems · tier 2 current vendor documentation · Optional Configuration Tasks > Task 21: B2B federation, MRA coexistence note
Cite this note
APA
WarmTransfer. (2026, September 25). Setting up business-to-business calling on Cisco Expressway: source note expressway-b2b-setup-trunk-port-examples. WarmTransfer. https://warmtransfer.net/knowledge/claims/expressway-b2b-setup-trunk-port-examples
BibTeX
@misc{warmtransfer-claim-expressway-b2b-setup-trunk-port-examples,
title = {Setting up business-to-business calling on Cisco Expressway: source note expressway-b2b-setup-trunk-port-examples},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/expressway-b2b-setup-trunk-port-examples},
note = {Source note expressway-b2b-setup-trunk-port-examples, checked 2026-09-25}
}