HTTP 101 Switching Protocols vs 407 Proxy Authentication Required
HTTP 101 (Switching Protocols) is a 1xx Informational response, while 407 (Proxy Authentication Required) is a 4xx Client Error response. 101 indicates that the server understands the Upgrade header field request and indicates which protocol it is switching to. In contrast, 407 means that the client must first authenticate itself with the proxy.
الوصف
The server understands the Upgrade header field request and indicates which protocol it is switching to.
متى تراه
When upgrading from HTTP/1.1 to WebSocket, or to HTTP/2.
كيفية الإصلاح
This is normal behavior during protocol upgrades. Ensure your client supports the target protocol.
الوصف
The client must first authenticate itself with the proxy.
متى تراه
When accessing the internet through a corporate proxy that requires authentication.
كيفية الإصلاح
Configure proxy credentials in your HTTP client or browser settings.
الفروق الرئيسية
101 is a 1xx Informational response, while 407 is a 4xx Client Error response.
HTTP 101: The server understands the Upgrade header field request and indicates which protocol it is switching to.
HTTP 407: The client must first authenticate itself with the proxy.
You encounter 101 when when upgrading from HTTP/1.1 to WebSocket, or to HTTP/2.
You encounter 407 when when accessing the internet through a corporate proxy that requires authentication.
متى تستخدم أيًا منهما
For 101 (Switching Protocols): This is normal behavior during protocol upgrades. Ensure your client supports the target protocol. For 407 (Proxy Authentication Required): Configure proxy credentials in your HTTP client or browser settings.