On Configuration > Protocols > SIP the transport defaults are UDP Off, TCP Off, TLS On and Mutual TLS Off, with standard ports 5060 for UDP/TCP and 5061 for TLS.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Expressway
- Subsystem
- SIP
- Deployment
- on-premises
- Region
- not restricted
- Release range
- X15.4 to X15.5
- Checked
- 2026-09-25
Sources
- Cisco Expressway Administrator Guide (X15.5) - Protocols — Cisco · tier 2 current vendor documentation · Protocols > SIP > transport mode settings
Cite this note
APA
WarmTransfer. (2026, September 25). Setting up business-to-business calling on Cisco Expressway: source note expressway-b2b-setup-sip-transport-defaults. WarmTransfer. https://warmtransfer.net/knowledge/claims/expressway-b2b-setup-sip-transport-defaults
BibTeX
@misc{warmtransfer-claim-expressway-b2b-setup-sip-transport-defaults,
title = {Setting up business-to-business calling on Cisco Expressway: source note expressway-b2b-setup-sip-transport-defaults},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/expressway-b2b-setup-sip-transport-defaults},
note = {Source note expressway-b2b-setup-sip-transport-defaults, checked 2026-09-25}
}