Source note · SIP ALG problems on firewalls and routers
The Fortinet tip states that re-enabling the FortiGate SIP ALG requires a restart.
Checked 2026-09-25
- Vendor
- Fortinet
- Product
- FortiGate (FortiOS)
- Subsystem
- VoIP inspection
- Deployment
- on-premises
- Region
- not restricted
- Release range
- FortiOS 5.x era per 2015 tip; later releases unconfirmed
- Checked
- 2026-09-25
Sources
- Technical Tip: Disabling VoIP Inspection — Fortinet (Fortinet Community technical tip authored by Fortinet staff) · tier 2 current vendor documentation · warning notes
Cite this note
APA
WarmTransfer. (2026, September 25). SIP ALG problems on firewalls and routers: source note sip-alg-problems-fortigate-reenable-restart. WarmTransfer. https://warmtransfer.net/knowledge/claims/sip-alg-problems-fortigate-reenable-restart
BibTeX
@misc{warmtransfer-claim-sip-alg-problems-fortigate-reenable-restart,
title = {SIP ALG problems on firewalls and routers: source note sip-alg-problems-fortigate-reenable-restart},
author = {{WarmTransfer}},
year = {2026},
url = {https://warmtransfer.net/knowledge/claims/sip-alg-problems-fortigate-reenable-restart},
note = {Source note sip-alg-problems-fortigate-reenable-restart, checked 2026-09-25}
}