580
SIP
580 Precondition Failure
The server is unable or unwilling to meet some of the preconditions specified in the request for resource reservation.
Khi bạn thấy mã này
When using QoS preconditions (RFC 3312) and the network cannot guarantee the required quality of service for the media session.
Cách khắc phục
Relax the precondition requirements or ensure the network path supports the required QoS. Consider removing precondition requirements for best-effort calls.
Đặc tả
So sánh với
Hướng dẫn
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Security & Authentication
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Real-Time Protocols
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Real-Time Protocols
WebRTC Signaling with SIP and WebSocket
Real-Time Protocols
RFC 3261: SIP Protocol Deep Dive
Protocol Deep Dives
TLS 1.3: Faster, Simpler, More Secure
Protocol Deep Dives
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