Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Fred Viles
On 14 Nov 2005 at 12:54, Exim User wrote about "Re: [exim] Seeking advice how to de": | In my rcpt acl I already use: | | dropmessage= Recipient unknown | !verify= recipient | delay = ${eval: ($rcpt_fail_count + 1) * 1}m No accepts higher up?

Re: [exim] Better 550 error messages...

2005-11-14 Thread Alan J. Flavell
On Mon, 14 Nov 2005, Troy Settle wrote: > How can I get these errors into the 550 response back to the peer? Well, you need to set smtp_return_error_details = true in the main configuration. But I have a recollection that there are still some situations where the error details don't appear i

Re: [exim] Better 550 error messages...

2005-11-14 Thread Adam Funk
On Monday 14 November 2005 15:08, Troy Settle wrote: > How can I get these errors into the 550 response back to the peer? I > know that not all MTAs will share the 550's with their clients, but > for those that do, it'd be most helpful to have a more descriptive > explanation as to why their mail

[exim] Better 550 error messages...

2005-11-14 Thread Troy Settle
All, In the reject log, I get a really nice error that shows why mail is rejected: ... rejected after DATA: domain missing or malformed: failing address in "To" header is: Support <[EMAIL PROTECTED]> ... rejected after DATA: "@" or "." expected after "Undisclosed-Recipient": failing address

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Marc Sherman
Ian Eiloart wrote: Ah! I didn't realise that. I guess that has the disadvantage that good recipients get dropped with the bad ones, so if I send email to three people in the same domain, and one is undeliverable, then the other two don't get it either. Great for spam, but bad for genuine

Re: [exim] OT: dead user

2005-11-14 Thread Ian Eiloart
On 14 Nov 2005, at 12:06, Leonardo Boselli wrote: Off topic, but i think someone could help me: an user in my domain passed away yesteday. What is the best way to cope with it. she used her personal office e-mail address to receive correpondence for all the group, so forwarding to her substit

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Ian Eiloart
On 14 Nov 2005, at 13:00, Marc Sherman wrote: Ian Eiloart wrote: I'm not sure about that, but "drop" doesn't seem very polite here. Better to do a 5xx reject, so that genuine errors don't stick on sending servers. The vast majority of mail that sticks in my queues does so because it ca

Re: [exim] OT: dead user

2005-11-14 Thread Jethro R Binks
On Mon, 14 Nov 2005, Leonardo Boselli wrote: > Off topic, but i think someone could help me: > an user in my domain passed away yesteday. > What is the best way to cope with it. > she used her personal office e-mail address to receive correpondence for > all the group, so forwarding to her substi

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Marc Sherman
Ian Eiloart wrote: I'm not sure about that, but "drop" doesn't seem very polite here. Better to do a 5xx reject, so that genuine errors don't stick on sending servers. The vast majority of mail that sticks in my queues does so because it can't be delivered to an address with a typo in it.

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Ian Eiloart
On 14 Nov 2005, at 11:54, Exim User wrote: In my rcpt acl I already use: dropmessage= Recipient unknown !verify= recipient delay = ${eval: ($rcpt_fail_count + 1) * 1}m And later on: accept local_parts= postmaster domains= +local_d

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Jeremy Harris
Exim User wrote: Just the same here and a lot of them. My special problem: The faked addresses are non existant, and I get the following frozen messages from my own mailer-daemon for every single bounce: Message IPU3LU-00078D-LK has been frozen (delivery error message). The sender is <>. T

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Exim User
Just the same here and a lot of them. My special problem: The faked addresses are non existant, and I get the following frozen messages from my own mailer-daemon for every single bounce: >Message IPU3LU-00078D-LK has been frozen (delivery error message). >The sender is <>. >The following address(

Re: [exim] aliasing of another domain.

2005-11-14 Thread Leonardo Boselli
On Sun, 13 Nov 2005, Tony Finch wrote: > On Sun, 13 Nov 2005, Leonardo Boselli wrote: > > Such departmental servers have a much higher reliability then central > > ones, so people prefer to stay there. > I suggest that you tell your managers that your users will not follow > their policy until they

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Jeremy Harris
Exim User wrote: Just the same here and a lot of them. My special problem: The faked addresses are non existant, and I get the following frozen messages from my own mailer-daemon for every single bounce: Message IPU3LU-00078D-LK has been frozen (delivery error message). The sender is <>. T

[exim] OT: dead user

2005-11-14 Thread Leonardo Boselli
Off topic, but i think someone could help me: an user in my domain passed away yesteday. What is the best way to cope with it. she used her personal office e-mail address to receive correpondence for all the group, so forwarding to her substitute would expose to a leak of personal correspondence,

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Exim User
In my rcpt acl I already use: dropmessage= Recipient unknown !verify= recipient delay = ${eval: ($rcpt_fail_count + 1) * 1}m And later on: accept local_parts= postmaster domains= +local_domains Do you think the above one causes the t

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Nigel Metheringham
On Mon, 2005-11-14 at 12:20 +0100, Exim User wrote: > Looks like I'm not the only one weird by this? > To get things clear, this is the process as it explores to me: > > Somebody sends spam with a faked sender of my domain. > This spam bounces back to my mailserver (Exim 4.5.1). Ideally this stuf

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Alan J. Flavell
On Mon, 14 Nov 2005, Exim User wrote: > My special problem: The faked addresses are non existant, Seems normal to me. Aren't you verifying the recipient to reject such bounces? > My ACL already uses > require verify = header_syntax > !verify = header_sender What's that got to do with verifyin

Re: [exim] Seeking advice how to deal with spam faked to appear as coming from my domain

2005-11-14 Thread Exim User
Looks like I'm not the only one weird by this? To get things clear, this is the process as it explores to me: Somebody sends spam with a faked sender of my domain. This spam bounces back to my mailserver (Exim 4.5.1). Example here: -- > Delivery-date: Mon, 14 Nov 2

Re: [exim] Seeking advice how to deal with spam faked to appear ascoming from my domain

2005-11-14 Thread ams
Many thanks, I'll make use of it. -a -- Aaron Stromas | "Tik-tik-tik!!!... ja, Pantani is weg..." mailto:[EMAIL PROTECTED] | BRTN commentator +1 (301) 493 4933 | L'Alpe d'Huez http://www.izoard.com | 19