Source note · SIP registration failures
A UA that implements RFC 5626 backoff can legitimately wait many minutes, up to about 30, before re-registering after repeated failures, so slow recovery after an outage is not necessarily a separate fault.
inferred · Checked 2026-09-25
- Vendor
- not restricted
- Product
- SIP
- Subsystem
- registration-recovery
- Deployment
- any
- Region
- not restricted
- Release range
- current as of 2026-09-25
- Status
- inferred
- Checked
- 2026-09-25
Sources
- RFC 5626: Managing Client-Initiated Connections in the Session Initiation Protocol (SIP) — IETF / RFC Editor · tier 1 standards and regulators · Section 4.5 Flow Recovery
Cite this note
APA
WarmTransfer. (2026, September 25). SIP registration failures: source note sip-registration-failures-slow-recovery-expected. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-registration-failures-slow-recovery-expected
BibTeX
@misc{warmtransfer-claim-sip-registration-failures-slow-recovery-expected,
title = {SIP registration failures: source note sip-registration-failures-slow-recovery-expected},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-registration-failures-slow-recovery-expected},
note = {Source note sip-registration-failures-slow-recovery-expected, checked 2026-09-25}
}