407
SIP
407 Proxy Authentication Required
The client must first authenticate with the proxy. The proxy returns a Proxy-Authenticate header with a challenge.
Wenn Sie diesen Code sehen
When a SIP proxy requires authentication before forwarding the request. Similar to 401 but for proxy servers.
Wie man es behebt
Resend the request with a Proxy-Authorization header containing valid credentials for the proxy.
Spezifikation
Verwandte Codes
Vergleiche
Vergleichen mit
Anleitungen
401 Unauthorized vs 403 Forbidden: When to Use Each
Security & Authentication
SIP Response Codes: Understanding VoIP Call Flow
Real-Time Protocols
SIP Call Flow: Understanding Session Setup
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
Debugging-Szenarien
Glossar
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Request Method (HTTP Verb)
TLS Handshake
Authentication
TCP/IP
Port Number
NAT (Network Address Translation)
Socket
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STUN (Session Traversal Utilities for NAT)
TURN (Traversal Using Relays around NAT)
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SIP INVITE
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Codec Negotiation
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VoIP (Voice over IP)
Presence (SIP)
PBX (Private Branch Exchange)
MFA (Multi-Factor Authentication)
TLS Versions