Re: OT: Why are my servers strong passwords compromised

2009-07-18 Thread Charles Sprickman
On Sat, 18 Jul 2009, ram wrote: We run smtp services for our clients using smtp-auth. And nowadays we also enforce a strong password (minimum alphanumeric) But still people's passwords get compromised. Even a relatively strong password. To save our postfix servers I have implemented rate-limits

dsn

2009-07-18 Thread K bharathan
i always see in the postfix maillog the following: dsn=2.6.0,dsn=2.0.0,dsn=4.0.0, understand this is the status of the delivery; what is the significance of these numbers after dsn?; (e.g. dsn=2.0.0 i understand status sent ok) i googled for it but could not manage to get any info about this; som

Re: smtp time outs and delays + spamc being called when using amavis-new

2009-07-18 Thread mouss
Jumping Mouse a écrit : > Hello everyone, > > I am using postfix 2.5.4 with amavisd-new, courier imap, clamd, > spamassasin, maildrop on Ubuntu 6.06.2 LTS server which I inherited. > > I have been struggling alone to try to resolve two issues and hope that > i can get some help here. when you

Re: Postfix "Toaster" - replacing vpopmail

2009-07-18 Thread mouss
Charles Sprickman a écrit : > Hello all, > > We've been using vpopmail+qmail for the past 6 years or so, and need to > deploy new hardware. I'm seriously considering a move to something more > modern on the software side. Vpopmail has worked well for us, but it's > a bit hackish, as is the bundl

Re: OT: Why are my servers strong passwords compromised

2009-07-18 Thread Damian Myerscough
Hello, Just out of curiosity how do you let your users change their passwords? 2009/7/18 Charles Sprickman : > On Sat, 18 Jul 2009, ram wrote: > >> We run smtp services for our clients using smtp-auth. And nowadays we >> also enforce a strong password (minimum alphanumeric) >> But still people's

RE: smtp time outs and delays + spamc being called when using amavis-new

2009-07-18 Thread Jumping Mouse
Ok thanks mouss willl split this message into two requests 1. smtp time outs and delays 2. spamc being called when using amavis-new and close this message... so everyone please consider this message closed it will will be continued with subjects "smtp time outs and delays" and "spamc being ca

spamc being called when using amavis-new

2009-07-18 Thread Jumping Mouse
solution proposed by mouss: remove: this line:xfilter "/usr/bin/spamc"from maildroprc I am noticing the following in the mail logs: Jul 17 06:18:42 mail spamc[32239]: connect(AF_INET) to spamd at 127.0.0.1 failed, retrying (#1 of 3): Connection refusedJul 17 06:18:43 mail spamc[32239]

RE: spamc being called when using amavis-new

2009-07-18 Thread Jumping Mouse
>solution proposed by mouss: >remove: this line:xfilter "/usr/bin/spamc"from maildroprc I see that this that having this line in maildroprc can cause a delay of about 5 seconds per email message, could this have been causing major delays in delivery during high server load

Re: dsn

2009-07-18 Thread Wietse Venema
K bharathan: > i always see in the postfix maillog the following: > > dsn=2.6.0,dsn=2.0.0,dsn=4.0.0, > > understand this is the status of the delivery; what is the significance of > these numbers after dsn?; (e.g. dsn=2.0.0 i understand status sent ok) i > googled for it but could not manage to g

smtp time outs and delays

2009-07-18 Thread Jumping Mouse
continued from "smtp time outs and delays + spamc being called when using amavis-new" mouss wrote: "hard to tell, but a first bet is reverse DNS lookup. if the clients use a private IP space, make sure your DNS server answers for thecorresponding reverse zone so that postfix gets an NXDOMAIN qui

Re: Postfix "Toaster" - replacing vpopmail

2009-07-18 Thread Charles Marcus
On 7/18/2009, mouss (mo...@ml.netoyen.net) wrote: >> -Continued use of Courier-IMAP. Not so much because I like it, but I >> don't want POP UUIDs changing or any big changes in IMAP quirks that >> suddenly cause users grief. It seems like Courier+Maildrop is fairly >> common though, so I think I'

Re: Postfix "Toaster" - replacing vpopmail

2009-07-18 Thread Res
On Sat, 18 Jul 2009, Charles Marcus wrote: Oh... and although I did recommend moving to dovecot, if all you use is POP, and there is no chance you will be switching to IMAP, then it I don't think you'd see any benefit switching to dovecot... Except the performance increase under Dovecot is 30

RE: smtp time outs and delays

2009-07-18 Thread Jumping Mouse
Thanks again mouss. most of my users are in an office network behind a firewall and are using an ms server 2003 dns for local lookups my isp's dns server for non local lookups. My ISP is also hosting the dns records for the postfix server. How can I test if postfix is getting an NXDOMAIN quic

Re: smtp time outs and delays

2009-07-18 Thread Charles Marcus
On 7/18/2009, Jumping Mouse (kafr...@hotmail.com) wrote: > Here is my main.cf > > # Postfix master process configuration file. For details on the format postconf -n output only please... -- Best regards, Charles

Re: Postfix "Toaster" - replacing vpopmail

2009-07-18 Thread Charles Marcus
On 7/18/2009, Res (r...@ausics.net) wrote: > > Oh... and although I did recommend moving to dovecot, if all you use is > > POP, and there is no chance you will be switching to IMAP, then it I > > don't think you'd see any benefit switching to dovecot... > > Except the performance increase under Do

RE: smtp time outs and delays

2009-07-18 Thread Jumping Mouse
Here is my postconf -n output: ~$ postconf -nalias_maps = hash:/etc/aliases, hash:/var/lib/mailman/data/aliasesbiff = nobroken_sasl_auth_clients = yesconfig_directory = /etc/postfixcontent_filter = smtp-amavis:[127.0.0.1]:10024delay_warning_time = 4hhome_mailbox = Maildir/ignore_mx_lookup_err

Re: Postfix "Toaster" - replacing vpopmail

2009-07-18 Thread Sahil Tandon
On Sat, 18 Jul 2009, Charles Marcus wrote: > On 7/18/2009, Res (r...@ausics.net) wrote: > > > Oh... and although I did recommend moving to dovecot, if all you use is > > > POP, and there is no chance you will be switching to IMAP, then it I > > > don't think you'd see any benefit switching to dove

Re: Postfix "Toaster" - replacing vpopmail

2009-07-18 Thread Charles Marcus
On 7/18/2009, Sahil Tandon (sa...@tandon.net) wrote: > Just so I understand, you don't use POP3 on the server you manage; > you have never compared POP3 performance on Dovecot vs. > $something_else, but you are commenting on the lack of performance > benefit? :) Only because I've been on the dove

Re: Postfix "Toaster" - replacing vpopmail

2009-07-18 Thread Sahil Tandon
On Sat, 18 Jul 2009, Charles Marcus wrote: > On 7/18/2009, Sahil Tandon (sa...@tandon.net) wrote: > > Just so I understand, you don't use POP3 on the server you manage; > > you have never compared POP3 performance on Dovecot vs. > > $something_else, but you are commenting on the lack of performan

Re: Postfix "Toaster" - replacing vpopmail

2009-07-18 Thread Charles Marcus
On 7/18/2009 11:23 AM, Sahil Tandon wrote: >>> See: http://wiki.dovecot.org/POP3Server >> Yep, seems to say something similar... > What's with all the ellipses?! Finish your thought! :) Ok, I'll try... ;)

Re: dsn

2009-07-18 Thread K bharathan
thnks On Sat, Jul 18, 2009 at 2:20 PM, Wietse Venema wrote: > K bharathan: > > i always see in the postfix maillog the following: > > > > dsn=2.6.0,dsn=2.0.0,dsn=4.0.0, > > > > understand this is the status of the delivery; what is the significance > of > > these numbers after dsn?; (e.g. dsn=2.

Re: smtp time outs and delays

2009-07-18 Thread mouss
Jumping Mouse a écrit : > Thanks again mouss. > > most of my users are in an office network behind a firewall and are > using an ms server 2003 dns for local lookups my isp's dns server for > non local lookups. My ISP is also hosting the dns records for the > postfix server. > > How can I test

Re: store email with subject filename

2009-07-18 Thread mouss
gianluca...@interfree.it a écrit : > Hi > > > My mailserver store mail in Maildir format, is possible through postfix, > mailscanner or procmail to store mail with subject filename so i can find > mail more quicly on server? > > the subject is a bad choice for a filename: - the filename mus

Re: OT: Why are my servers strong passwords compromised

2009-07-18 Thread Scott Haneda
On Jul 18, 2009, at 4:38 AM, Damian Myerscough wrote: Hello, Just out of curiosity how do you let your users change their passwords? Adding to this, do you have a forgot password feature that perhaps gives them passwords to a master control panel of some form? Did you distribute their

Re: problem talking to service rewrite (mysql?)

2009-07-18 Thread Wietse Venema
LuKreme: > Getting a lot of these: > > postfix/trivial-rewrite[88525]: fatal: proxy:mysql:/usr/local/etc/ > postfix/mysql_virtual_domains_maps.cf(0,lock|fold_fix): table lookup > problem Log for trivial-rewrite warning: records in Postfix logs. Look in the MySQL logs. Wietse

delivery temporarily suspended: connect to, localhost[10.11.12.13]:25: Connection timed out

2009-07-18 Thread Admin
Hi there, I am using fetchmail to pop3 mail from gmail. But when I receive email I find that fetchmail is using postfix to deliver the mail to the corresponding internal mailbox. postfix responds with the following error and best I can tell the mail never ends up in my inbox. Looks like lo

problem talking to service rewrite (mysql?)

2009-07-18 Thread LuKreme
Getting a lot of these: postfix/trivial-rewrite[88525]: fatal: proxy:mysql:/usr/local/etc/ postfix/mysql_virtual_domains_maps.cf(0,lock|fold_fix): table lookup problem postfix/smtpd[27380]: warning: problem talking to service rewrite: Unknown error: 0 postfix/smtpd[27362]: warning: problem t

Re: Getting a lot of these

2009-07-18 Thread LuKreme
Weitse: LuKreme: > Getting a lot of these: > > postfix/trivial-rewrite[88525]: fatal: proxy:mysql:/usr/local/etc/ > postfix/mysql_virtual_domains_maps.cf(0,lock|fold_fix): table lookup > problem Log for trivial-rewrite warning: records in Postfix logs. Look in the MySQL logs. Despite my.cfg ha

Re: Getting a lot of these

2009-07-18 Thread LuKreme
On 18-Jul-2009, at 22:43, LuKreme wrote: Weitse: LuKreme: > Getting a lot of these: OK, never mind. After digging through the thousands of log lines I found the first sql error. Evidently at some point in updating postfixadmin the password to the 'postfix' mysql database was changed to '

Re: Getting a lot of these

2009-07-18 Thread Sahil Tandon
On Sat, 18 Jul 2009, LuKreme wrote: > Weitse: >> LuKreme: >> > Getting a lot of these: >> > >> > postfix/trivial-rewrite[88525]: fatal: proxy:mysql:/usr/local/etc/ >> > postfix/mysql_virtual_domains_maps.cf(0,lock|fold_fix): table lookup >> > problem >> >> Log for trivial-rewrite warning: records