Source note · Expressway business-to-business calling
Cisco's Preferred Architecture recommends Expressway-E automated detection, which blocks an offending source IP in the internal firewall for a configurable period after a configurable number of rejections.
Checked 2026-09-25
- Vendor
- Cisco
- Product
- Cisco Expressway
- Subsystem
- security
- Deployment
- on-premises
- Region
- not restricted
- Release range
- Collaboration System Release 14 design
- Checked
- 2026-09-25
Sources
- Preferred Architecture for Cisco Collaboration 14 Enterprise On-Premises Deployments, CVD - Security — Cisco Systems · tier 2 current vendor documentation · Toll Fraud Mitigation > Cisco Expressway
Cite this note
APA
WarmTransfer. (2026, September 25). Expressway business-to-business calling: source note expressway-b2b-calling-automated-detection. WarmTransfer. https://warmtransfer.net/knowledge/claims/expressway-b2b-calling-automated-detection
BibTeX
@misc{warmtransfer-claim-expressway-b2b-calling-automated-detection,
title = {Expressway business-to-business calling: source note expressway-b2b-calling-automated-detection},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/expressway-b2b-calling-automated-detection},
note = {Source note expressway-b2b-calling-automated-detection, checked 2026-09-25}
}