Benito, this extra "CAPA-line" shall not make a significant problem. I have customers checking their mail each 5-th second 24 hours around, logfile grow rather big, so far this haven't caused me any problem (that I'm aware of...). Of course I send a polite mail to these customers, asking them to change their settings....
/Anders ----- Original Message ----- From: "Benoit Sarton" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Wednesday, October 22, 2003 8:54 AM Subject: Re: POP3S error with CAPA > Your are right, André > > After the CAPA error line, I have the logon -ERR ( quite normal because I > have KILLED the acount ) > The problem is that I still get this request every 5 minutes precisely, all > day and night > So my events log contains dozens of red warning, and so does the pop3s logs > > It is frightening that there could be something like a denial of service > through pop request. > What if hundreds of requests with this CAPA pop your server every minute ? > It seems there is nothing like blocking a pop request 'at the door' > > Benoit > > ----- Original Message ----- > From: "Anders Ränzlöw" <[EMAIL PROTECTED]> > To: <[email protected]> > Sent: Tuesday, October 21, 2003 5:37 PM > Subject: Re: POP3S error with CAPA > > > | Benito, > | > | I think this happends when customers use some mailclients (guess some > | versions of Eudora). > | It seems to me like the function not is supported by POP3S and hence the > | ERR - normally the next line in the pop3log shows that the customer logs > on > | (pass), if correct accont and password is entered. > | > | /Anders > | > | > | ----- Original Message ----- > | From: "Benoit Sarton" <[EMAIL PROTECTED]> > | To: <[email protected]> > | Sent: Tuesday, October 21, 2003 4:07 PM > | Subject: POP3S error with CAPA > | > | > | > POP3S started recently to send several red warnings in my events log > with > | > message : > | > > | > win32 api routine "logon failure user not known" failed > | > the maping beetween acounts and ID sécurity ID could not take place > | > > | > ( first line is originally in english, 2nd line I've translated) > | > > | > After checking the POP3 logs, I find that a client sends regular request > ( > | > every 5 minutes or so ), wich logs as : > | > > | > from 213.36.xxx.xxx CAPA [date and time] -ERR unknown or invalid command > | in > | > this state [CAPA] > | > > | > I supposed that the acount authentication was the cause of the problem, > | and > | > I have tried to delete, and re-create, and then definitively delete this > | > user acount, but I still get this error message, > | > both in events log and in pop3 logs > | > > | > I'm now wondering if this CAPA ( a pop3 request to be told the pop > server > | > capabilities, as I understand it ) can cause an error. > | > > | > Did anybody have to deal with this [CAPA] pop3 command ? > | > Does IMS POP3S handles it correctly ? > | > > | > Benoit > | > > | > > | > > | > This is the discussion list for the IMS Free email server software. > | > To unsubscribe send mailto:[EMAIL PROTECTED] > | > > | > Delivered by Rockliffe MailSite > | > http://www.rockliffe.com/mailsite > | > Rock Solid Software (tm) > | > > | > > | > -- > | > X-ANTIBANNER: xx. > | > | This is the discussion list for the IMS Free email server software. > | To unsubscribe send mailto:[EMAIL PROTECTED] > | > | Delivered by Rockliffe MailSite > | http://www.rockliffe.com/mailsite > | Rock Solid Software (tm) > | > > This is the discussion list for the IMS Free email server software. > To unsubscribe send mailto:[EMAIL PROTECTED] > > Delivered by Rockliffe MailSite > http://www.rockliffe.com/mailsite > Rock Solid Software (tm) > This is the discussion list for the IMS Free email server software. To unsubscribe send mailto:[EMAIL PROTECTED] Delivered by Rockliffe MailSite http://www.rockliffe.com/mailsite Rock Solid Software (tm)
