Error # Info Error Code:

100 Info Continue
The request was successful. The process can now continue.
101 Info Switching Protocols
The request for the server to switch protocols was accepted, such as a switch from ftp to http.

Success Codes Error # Info Error Code

200 Info OK
The item requested of the server is available (keep in mind, available, not accepted or completed).
201 Info Created
202 Info Accepted
203 Info Non-Authoritative Information
204 Info No Content
205 Info Reset Content
206 Info Partial Content
Redirection Codes
Error # Info Error Code
300 Info Multiple Choices
301 Info Moved Permanently
302 Info Found
303 Info See Other
304 Info Not Modified
305 Info Use Proxy
307 Info Temporary Redirect
Client Error Codes
Error # Info Error Code
400 Info Bad Request
401 Info Unauthorized
402 Info Payment Required
403 Info Forbidden
404 Info Not Found
405 Info Method Not Allowed
406 Info Not Acceptable
407 Info Proxy Authentication Required
408 Info Request Timeout
409 Info Conflict
410 Info Gone
411 Info Length Required
412 Info Precondition Failed
413 Info Request Entity Too Large
414 Info Request-URI Too Large
415 Info Unsupported Media Type
416 Info Requested Range Not Satisfiable
417 Info Expectation Failed

Server Error Codes Error # Info Error Code

500 Info Internal Server Error
501 Info Not Implemented
502 Info Bad Gateway
503 Info Service Unavailable
504 Info Gateway Timeout
505 Info HTTP Version not supported

[@more@] LISTEN：偵聽來自遠方的TCP埠的連線請求

SYN-SENT：再傳送連線請求後等待匹配的連線請求

SYN-RECEIVED：再收到和傳送一個連線請求後等待對方對連線請求的確認

ESTABLISHED：代表一個開啟的連線

FIN-WAIT-1：等待遠端TCP連線中斷請求，或先前的連線中斷請求的確認

FIN-WAIT-2：從遠端TCP等待連線中斷請求

CLOSE-WAIT：等待從本地使用者發來的連線中斷請求

CLOSING：等待遠端TCP對連線中斷的確認

Information Codes 及網路狀態

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