470 4xx Client error RFC 5360
SIP 470 Consent Needed
The source has not received consent to send to the target (relay consent framework).
Advertisement
Common causes
- Consent-based communication policy.
How to fix it
- Obtain consent through the mechanism in the response.
Seeing 470 on calls through a router or firewall? Check that SIP ALG is disabled. It causes a surprising number of SIP errors. Read why.
About 4xx responses
The request has a problem or cannot be completed at this server, usually because of something on the requesting side or the target user.