In Cisco BroadWorks, the Application Server parameter supportTcp under AS_CLI/Interface/SIP enables TCP for SIP.
Checked 2026-10-02
- Vendor
- Cisco
- Product
- Cisco BroadWorks
- Subsystem
- Application Server CLI
- Deployment
- on-premises
- Region
- not restricted
- Release range
- as of 2020-11-11 document update
- Checked
- 2026-10-02
Sources
- Working with large SIP packets — Cisco Systems · tier 2 current vendor documentation · Solution section, AS_CLI/Interface/SIP
Cite this note
APA
WarmTransfer. (2026, October 2). Troubleshooting failed calls caused by large SIP messages over UDP: source note sip-fragmentation-troubleshooting-bw-supporttcp-param. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-fragmentation-troubleshooting-bw-supporttcp-param
BibTeX
@misc{warmtransfer-claim-sip-fragmentation-troubleshooting-bw-supporttcp-param,
title = {Troubleshooting failed calls caused by large SIP messages over UDP: source note sip-fragmentation-troubleshooting-bw-supporttcp-param},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-fragmentation-troubleshooting-bw-supporttcp-param},
note = {Source note sip-fragmentation-troubleshooting-bw-supporttcp-param, checked 2026-10-02}
}