OpenSIPS lb_start(grp, resources[, flags][, attrs]) returns 1 when a destination is set, -1 on internal error, -2 when no capacity is available, -3 when no destination matches and -4 for invalid resources.

Checked 2026-09-24

Vendor
OpenSIPS project
Product
OpenSIPS
Subsystem
load_balancer
Deployment
self-hosted
Region
not restricted
Release range
master branch as of 2026-09-24
Checked
2026-09-24

Sources

Cite this note

APA

WarmTransfer. (2026, September 24). Kamailio and OpenSIPS SIP proxies: source note kamailio-sip-proxy-o-lb-start-codes. WarmTransfer. https://warmtransfer.net/knowledge/claims/kamailio-sip-proxy-o-lb-start-codes

BibTeX

@misc{warmtransfer-claim-kamailio-sip-proxy-o-lb-start-codes,
  title  = {Kamailio and OpenSIPS SIP proxies: source note kamailio-sip-proxy-o-lb-start-codes},
  author = {{WarmTransfer}},
  year   = {2026},
  url    = {https://warmtransfer.net/knowledge/claims/kamailio-sip-proxy-o-lb-start-codes},
  note   = {Source note kamailio-sip-proxy-o-lb-start-codes, checked 2026-09-24}
}

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