Source note · Expressway business-to-business calling
The default traversal media port range is 36000 to 59999.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Expressway
- Subsystem
- firewall traversal
- Deployment
- on-premises
- Region
- not restricted
- Release range
- X15.4
- Checked
- 2026-09-25
Sources
- Cisco Expressway Administrator Guide (X15.4) - Firewall Traversal — Cisco Systems · tier 2 current vendor documentation · Media port ranges / Traversal Subzone
Cite this note
APA
WarmTransfer. (2026, September 25). Expressway business-to-business calling: source note expressway-b2b-calling-traversal-media-range. WarmTransfer. https://warmtransfer.net/knowledge/claims/expressway-b2b-calling-traversal-media-range
BibTeX
@misc{warmtransfer-claim-expressway-b2b-calling-traversal-media-range,
title = {Expressway business-to-business calling: source note expressway-b2b-calling-traversal-media-range},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/expressway-b2b-calling-traversal-media-range},
note = {Source note expressway-b2b-calling-traversal-media-range, checked 2026-09-25}
}