Proposed patch: cancel channel

James_Brister at James_Brister at
Wed Nov 3 15:37:37 UTC 1999

I like this idea.

On Wed, 03 Nov 1999 00:35:33 +0100, Olaf Titz <olaf at> said:

> I'd like to have this feature in the next INN release:
> <URL:>
> It greatly simplifies the implementation of c-nocem (the fastcancel
> program, which is getting uglier and uglier, can be retired, and no
> need for pausing the server any more).

> The idea is that for sending local cancels in bulk, the NNTP
> (unix-domain) socket is used. The client connects, sends the new
> command MODE CANCEL, waits for response (new code 284) and after that
> it simply sends all Message-IDs it wants to be cancelled. For each one
> it gets a response code 289 for success and 484 for failure. Other
> than the command protocol, this works exactly like "ctlinnd cancel".
> On a TCP/IP socket, the MODE CANCEL command is refused, so only
> locally installed programs under the news UID can use it.

> Please tell me what do you think of this patch. It was done this way
> because it was simple, perhaps there are some issues still to be
> ironed out.

James Brister                                            brister at
Internet Engines Inc. / Internet Software Consortium     brister at

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