Common NNTP Reply Codes

Here is a list of some of the common NNTP reply codes.

Reply Code
Reply Text
Description
100
Help text follows
Initial response to HELP command.
111
(Date and Time)
Response to DATE command.
199
(Debugging Output)
Debugging Information
200
Server ready – Posting allowed
Received by the client if allowed to post messages.
201
Server ready – no posting allowed
Received by the client if not allowed to post messages.
205
Closing connection – Goodbye
Response to a QUIT message.
215
Information follows
Successful response to LIST command.
220
Article retrieved – head and body follow
Indicates the article number and message ID of the article.
221
Article retrieved – head follows
Indicates the article number and message ID of the article.
222
Article retrieved – body follows
Indicates the article number and message ID of the article.
223
Article retrieved
Indicates the article number and message ID of the article.
224
Overview information follows
Successful response to XOVER command.
230
List of new articles by message-id follows
Successful response to the NEWNEWS command.
235
Article transferred okay
Successful response to the IHAVE command.
239
Article transferred ok
Successful response to the TAKETHIS command.
240
Article posted ok
Successful response to the POST command, after article has been posted.
250
Authentication accepted
Successful authentication using the AUTHINFO command.
282
List of groups and descriptions follows
Positive response to the XGTITLE command.
288
Binary data to follow
Successful response to the XTHREAD command.
335
Send article to be transferred
Successful response to the IHAVE command.
340
Send article to be posted
Successful response to the POST command.
381
More authentication information required
Successful response to the AUTHINFO command.
400
Service discontinued
Session is being terminated.
411
No such newsgroup
Invalid newsgroup name specified.
421
No next article in this group
Response to NEXT command when at final article of a newsgroup.
422
No previous article in this group
Possible response to LAST.
423
No such article number in this group
Command with invalid article number.
430
No such article found
Article not found.
440
Posting not allowed
POST command issued when posting is not allowed.
441
Posting failed
POST command failed.
450
Authorization required for this command
Response sent when server requires authentication but client has not yet authenticated.
452
Authorization rejected
Failed authentication.
480
Transfer permission denied
Response to CHECK if transfer is not allowed.
500
Command not recognized
Bad command.
501
Command syntax error
Bad syntax in command.
502
Access restriction or permission denied
Permission denied; sent if the client has not properly authentication but the server requires it.
503
Program fault – command not performed
General fatal error message.

Here is a list of some of the common NNTP reply codes.

Reply Code
Reply Text
Description
100
Help text follows
Initial response to HELP command.
111
(Date and Time)
Response to DATE command.
199
(Debugging Output)
Debugging Information
200
Server ready – Posting allowed
Received by the client if allowed to post messages.
201
Server ready – no posting allowed
Received by the client if not allowed to post messages.
205
Closing connection – Goodbye
Response to a QUIT message.
215
Information follows
Successful response to LIST command.
220
Article retrieved – head and body follow
Indicates the article number and message ID of the article.
221
Article retrieved – head follows
Indicates the article number and message ID of the article.
222
Article retrieved – body follows
Indicates the article number and message ID of the article.
223
Article retrieved
Indicates the article number and message ID of the article.
224
Overview information follows
Successful response to XOVER command.
230
List of new articles by message-id follows
Successful response to the NEWNEWS command.
235
Article transferred okay
Successful response to the IHAVE command.
239
Article transferred ok
Successful response to the TAKETHIS command.
240
Article posted ok
Successful response to the POST command, after article has been posted.
250
Authentication accepted
Successful authentication using the AUTHINFO command.
282
List of groups and descriptions follows
Positive response to the XGTITLE command.
288
Binary data to follow
Successful response to the XTHREAD command.
335
Send article to be transferred
Successful response to the IHAVE command.
340
Send article to be posted
Successful response to the POST command.
381
More authentication information required
Successful response to the AUTHINFO command.
400
Service discontinued
Session is being terminated.
411
No such newsgroup
Invalid newsgroup name specified.
421
No next article in this group
Response to NEXT command when at final article of a newsgroup.
422
No previous article in this group
Possible response to LAST.
423
No such article number in this group
Command with invalid article number.
430
No such article found
Article not found.
440
Posting not allowed
POST command issued when posting is not allowed.
441
Posting failed
POST command failed.
450
Authorization required for this command
Response sent when server requires authentication but client has not yet authenticated.
452
Authorization rejected
Failed authentication.
480
Transfer permission denied
Response to CHECK if transfer is not allowed.
500
Command not recognized
Bad command.
501
Command syntax error
Bad syntax in command.
502
Access restriction or permission denied
Permission denied; sent if the client has not properly authentication but the server requires it.
503
Program fault – command not performed
General fatal error message.
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