Re: [exim] callouts and tls

2008-02-21 Thread Peter Velan
am 20.02.2008 19:59 schrieb Graeme Fowler: On Wed, 2008-02-20 at 18:52 +0100, Peter Velan wrote: ... Dear MS-Admin, you don't have to know what you are doing, if you are still able to: click here, expand folder xyz, right-click this tab, check this box, etc. To be an administrator of a

[exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Nitin Gupta
Hello All I have installed Exim 4.66 and now whenever i am trying to check the SMTP with telnet 127.0.0.1 25 , it is throwing error: Connection Refused.please suggest.I have checked my /etc/hosts also. Nitin DISCLAIMER: The contents of this e-mail (and any attachments) are confidential,

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Peter Bowyer
On 21/02/2008, Nitin Gupta [EMAIL PROTECTED] wrote: Hello All I have installed Exim 4.66 and now whenever i am trying to check the SMTP with telnet 127.0.0.1 25 , it is throwing error: Connection Refused.please suggest.I have checked my /etc/hosts also. Either Exim isn't running in daemon

[exim] e-mail account

2008-02-21 Thread Adam Tetz
Hi, I've got a quick question, i have a linux Debian machine and there's exim 4 on it. I use the Linux machine for hobbit monitoring, and now i cunfigured an alert that it should send an e-mail when somethnigs wrong. But i need to configure an e-mail account to i suppose so where do i do this?

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Martin A. Brooks
Hi Nitin Nitin Gupta wrote: I have installed Exim 4.66 and now whenever i am trying to check the SMTP with telnet 127.0.0.1 25 , it is throwing error: Connection Refused.please suggest.I have checked my /etc/hosts also. Either exim isn't running, or it not configured to listen on that

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Peter Bowyer
(Please don't top-post - thanks) On 21/02/2008, Nitin Gupta [EMAIL PROTECTED] wrote: Hi Peter Thanks for your reply.Please let me know what can i do to make exim services running. The documentation covers the Exim command line. At a minimum exim -bd will start Exim as a daemon, listening

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Renaud Allard
Nitin Gupta wrote: Hi Martin Thanks for your reply. In my /etc/hosts file i haved checked 127.0.0.1 localhost localhost.localdomain and one more thing i cannot start exim thru /etc/sbin and neither through /etc/rc.d/init.d.Whenver i am changing my exim confif i am everytime restarting

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Martin A. Brooks
Nitin Gupta wrote: In my /etc/hosts file i haved checked 127.0.0.1 localhost localhost.localdomain I don't understand what you mean by checked. What makes you think that your exim problem is related to the contents of /etc/hosts? and one more thing i cannot start exim thru /etc/sbin I

Re: [exim] callouts and tls

2008-02-21 Thread Graeme Fowler
On Thu, 2008-02-21 at 09:42 +0100, Peter Velan wrote: Yes you are right: This kind of click-clack (without any knowledge about the background mechanism) exists on non-Microsoft systems too! But I never saw such kind of documentation in the *primary* literature for Exim, Sendmail, Postfix

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Nitin Gupta
Hi Martin Thanks for your reply. In my /etc/hosts file i haved checked 127.0.0.1 localhost localhost.localdomain and one more thing i cannot start exim thru /etc/sbin and neither through /etc/rc.d/init.d.Whenver i am changing my exim confif i am everytime restarting my machine so that

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Martin A. Brooks
Nitin Gupta wrote: Well its true that i dont have much experience in installing all these mail server stuffs. No-one's born with the experience, everyone on the list has had to learn from scratch. Anywaz i installed exim through source code .After running make and make install i made

[exim] Unwanted bounce messages generated locally

2008-02-21 Thread Yves Goergen
Hello, I'm currently investigating why my Exim mail server queue slowly fills up with frozen messages. Now I have found two things that I don't like. 1) When a message comes in for a mailbox that doesn't exist (unknown user), the message doesn't seem to be rejected at first instance but a

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Nitin Gupta
Hi I am able to login to horde with the username password i used. But as soon as i compose a new message i got the error There was as error sending your message: Failed to connect to localhost:25 [Failed to connect to socket: Connection refused (code:1, response:)]. I tried with telnet

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Peter Bowyer
On 21/02/2008, Yves Goergen [EMAIL PROTECTED] wrote: Hello, I'm currently investigating why my Exim mail server queue slowly fills up with frozen messages. Now I have found two things that I don't like. 1) When a message comes in for a mailbox that doesn't exist (unknown user), the message

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Nitin Gupta
can you tell how to restart exim im using exim version 4.66. -Original Message- From: Peter Bowyer [EMAIL PROTECTED] To: exim users exim-users@exim.org Date: Thu, 21 Feb 2008 12:03:38 + Subject: Re: [exim] PORT 25 NOT RESPONDING (PLEASE don't top-post- thanks) On

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Peter Bowyer
On 21/02/2008, Nitin Gupta [EMAIL PROTECTED] wrote: can you tell how to restart exim im using exim version 4.66. People have already done that in this thread and in the other one you started on the same subject. You've also been advised to look at the documentation. Since you're not taking any

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Adrian Chapela
Nitin Gupta escribió: can you tell how to restart exim im using exim version 4.66. Read docs, please. -Original Message- From: Peter Bowyer [EMAIL PROTECTED] To: exim users exim-users@exim.org Date: Thu, 21 Feb 2008 12:03:38 + Subject: Re: [exim] PORT 25 NOT RESPONDING

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Graeme Fowler
Hi On Thu, 2008-02-21 at 12:55 +0100, Yves Goergen wrote: 1) When a message comes in for a mailbox that doesn't exist (unknown user), the message doesn't seem to be rejected at first instance but a bounce mail is generated that cannot be delivered and ends up frozen in the queue. How can

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Martin A. Brooks
Hi Nitin Nitin Gupta wrote: I am able to login to horde with the username password i used. Which has nothing to do with exim. But as soon as i compose a new message i got the error There was as error sending your message: Failed to connect to localhost:25 [Failed to connect to socket:

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Nigel Metheringham
On 21 Feb 2008, at 12:06, Peter Bowyer wrote: On 21/02/2008, Yves Goergen [EMAIL PROTECTED] wrote: 1) When a message comes in for a mailbox that doesn't exist (unknown user), the message doesn't seem to be rejected at first instance but a bounce mail is generated that cannot be delivered

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Peter Bowyer
(PLEASE don't top-post- thanks) On 21/02/2008, Nitin Gupta [EMAIL PROTECTED] wrote: Hi I am able to login to horde with the username password i used. But as soon as i compose a new message i got the error There was as error sending your message: Failed to connect to localhost:25 [Failed to

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Graeme Fowler
Nitin On Thu, 2008-02-21 at 17:40 +0530, Nitin Gupta wrote: can you tell how to restart exim im using exim version 4.66. You've been told the answer to this by several other posters already. I suggest you take a step back, re-read the thread again, and try out what people are suggesting.

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Nitin Gupta
Hi Martin, I used the command cd /usr/sbin/ then service exim restart i got the error unrecognized service. Thanks -Original Message- From: Martin A. Brooks [EMAIL PROTECTED] To: Nitin Gupta [EMAIL PROTECTED] Cc: exim-users@exim.org Date: Thu, 21 Feb 2008 12:19:31 + Subject:

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Yves Goergen
On 21.02.2008 13:06 CE(S)T, Peter Bowyer wrote: On 21/02/2008, Yves Goergen [EMAIL PROTECTED] wrote: 1) When a message comes in for a mailbox that doesn't exist (unknown user), the message doesn't seem to be rejected at first instance but a bounce mail is generated that cannot be delivered and

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Yves Goergen
On 21.02.2008 13:16 CE(S)T, Graeme Fowler wrote: ...noting that you should *always* accept [EMAIL PROTECTED] (it's an RFC mandate). I don't know anybody who really cares about that RFC postmaster account. Neither me nor my clients need it, so we're not going to open that standardised spam

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Yves Goergen
On 21.02.2008 13:06 CE(S)T, Peter Bowyer wrote: You need 'verify = recipient' in your RCPT ACL. I see, a bit further up postmaster is always accepted. I'm going to remove that part of the configuration. That should do the trick for local unknown users. -- Yves Goergen LonelyPixel [EMAIL

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Nitin Gupta
Hi Martin Can you please tell me what folders apart from /etc/exim are to be removed to uninstall exim. further can you please tell me the procedure to install exim with rpm and from where i can download the same.It would be great help. Thanks Nitin -Original Message- From: Martin

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Peter Bowyer
On 21/02/2008, Nitin Gupta [EMAIL PROTECTED] wrote: Hi Martin Can you please tell me what folders apart from /etc/exim are to be removed to uninstall exim. Since you installed it, you should know where you put it. The default installation doesn't put anything in /etc/exim, so you'll need to

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Nigel Metheringham
On 21 Feb 2008, at 12:53, Renaud Allard wrote: Yves Goergen wrote: On 21.02.2008 13:16 CE(S)T, Graeme Fowler wrote: ...noting that you should *always* accept [EMAIL PROTECTED] (it's an RFC mandate). I don't know anybody who really cares about that RFC postmaster account. Neither me nor

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Martin A. Brooks
Nitin Gupta wrote: Can you please tell me what folders apart from /etc/exim are to be removed to uninstall exim. I have no idea. When you ran make install it would have told you which files it was placing where, you'll need to manually remove them all. further can you please tell me the

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Renaud Allard
Yves Goergen wrote: On 21.02.2008 13:16 CE(S)T, Graeme Fowler wrote: ...noting that you should *always* accept [EMAIL PROTECTED] (it's an RFC mandate). I don't know anybody who really cares about that RFC postmaster account. Neither me nor my clients need it, so we're not going to open

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Graeme Fowler
On Thu, 2008-02-21 at 13:48 +0100, Yves Goergen wrote: I don't know anybody who really cares about that RFC postmaster account. Well... there's a lot that can be said about this, but it's been said elsewhere so I'll leave that argument for another time. My idea was, letting the initial SMTP

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Nigel Metheringham
On 21 Feb 2008, at 13:17, Peter Bowyer wrote: further can you please tell me the procedure to install exim with rpm and from where i can download the same.It would be great help. atrpms.net is a good source for unofficial RPMs. If you don't know how to install an RPM, you should be

Re: [exim] PORT 25 NOT RESPONDING

2008-02-21 Thread Peter Bowyer
On 21/02/2008, Nigel Metheringham [EMAIL PROTECTED] wrote: On 21 Feb 2008, at 13:17, Peter Bowyer wrote: further can you please tell me the procedure to install exim with rpm and from where i can download the same.It would be great help. atrpms.net is a good source for unofficial

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Yves Goergen
On 21.02.2008 14:16 CE(S)T, Nigel Metheringham wrote: [ Nigel Metheringham [EMAIL PROTECTED] ] Oops, you're listed yourself at rfc-ignorant. I guess you don't take that service for real, too, hm? ;) -- Yves Goergen LonelyPixel [EMAIL PROTECTED] Visit my web laboratory at

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread John Hall
On Thu, Feb 21, 2008 at 4:13 PM, Yves Goergen [EMAIL PROTECTED] wrote: So as you were so kind to squal on me, do you have any solid reasons why today (in the year 2008) anybody would need a postmaster mailbox? I guess you have never used a postmaster address in your life nor looked into

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Graeme Fowler
Hi Firstly, please keep the bitching off the list, gentlemen. Take it somewhere else. On Thu, 2008-02-21 at 17:13 +0100, Yves Goergen wrote: So as you were so kind to squal on me, do you have any solid reasons why today (in the year 2008) anybody would need a postmaster mailbox? Because

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Jethro R Binks
On Thu, 21 Feb 2008, Yves Goergen wrote: Thank you very much, Nigel. Should I now hate you for that? Well, should be no problem to get off it again. Anyway, the entire rfc-ignorant site seems a bit broken, since *.de is on the whois list... What is a service worth that blocks out *all*

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Nigel Metheringham
On 21 Feb 2008, at 16:14, Yves Goergen wrote: On 21.02.2008 14:16 CE(S)T, Nigel Metheringham wrote: [ Nigel Metheringham [EMAIL PROTECTED] ] Oops, you're listed yourself at rfc-ignorant. I guess you don't take that service for real, too, hm? ;) Hmm... thats sort of

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Yves Goergen
On 21.02.2008 14:16 CE(S)T, Nigel Metheringham wrote: On 21 Feb 2008, at 12:53, Renaud Allard wrote: Yves Goergen wrote: On 21.02.2008 13:16 CE(S)T, Graeme Fowler wrote: ...noting that you should *always* accept [EMAIL PROTECTED] (it's an RFC mandate). I don't know anybody who really cares

Re: [exim] e-mail account

2008-02-21 Thread Phil Pennock
On 2008-02-21 at 10:04 +0100, Adam Tetz wrote: I've got a quick question, i have a linux Debian machine and there's exim 4 on it. I use the Linux machine for hobbit monitoring, and now i cunfigured an alert that it should send an e-mail when somethnigs wrong. But i need to configure an e-mail

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Renaud Allard
Yves Goergen wrote: Thank you very much, Nigel. Should I now hate you for that? Well, should be no problem to get off it again. Indeed, but you can only do it once. The second time, they won't remove you as they know you will put the ban back. Away, the entire rfc-ignorant site seems

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread W B Hacker
Renaud Allard wrote: Yves Goergen wrote: On 21.02.2008 13:16 CE(S)T, Graeme Fowler wrote: ...noting that you should *always* accept [EMAIL PROTECTED] (it's an RFC mandate). I don't know anybody who really cares about that RFC postmaster account. Neither me nor my clients need it, so we're

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Renaud Allard
Nigel Metheringham wrote: On 21 Feb 2008, at 16:14, Yves Goergen wrote: On 21.02.2008 14:16 CE(S)T, Nigel Metheringham wrote: [ Nigel Metheringham [EMAIL PROTECTED] ] Oops, you're listed yourself at rfc-ignorant. I guess you don't take that service for real, too, hm? ;)

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Renaud Allard
W B Hacker wrote: ROFLMAO! The very same folks who listed the entire '.de' tld for two years 'coz *they* (the rfc-ignorami, not the Deutsche) didn't know how to make a proper 'whois' query? And - last time I looked, *still* list other entire .tlds? The .de generally comes in every

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Phil (Medway Hosting)
- Original Message - From: W B Hacker [EMAIL PROTECTED] To: exim users exim-users@exim.org Sent: Thursday, February 21, 2008 8:44 PM Subject: Re: [exim] Unwanted bounce messages generated locally The very same folks who listed the entire '.de' tld for two years 'coz *they* (the

[exim] Question about forward recipient verify callouts

2008-02-21 Thread Marc Perkel
I have an unusual situation. I have a customer that I'm spam filtering for. Email from the net comes to my servers first, I clean it, and then pass it on. Their server however for some strange reason returns a 450 instead of 550 for non-existent users. Text is User unknown in local recipient

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread W B Hacker
Renaud Allard wrote: W B Hacker wrote: ROFLMAO! The very same folks who listed the entire '.de' tld for two years 'coz *they* (the rfc-ignorami, not the Deutsche) didn't know how to make a proper 'whois' query? And - last time I looked, *still* list other entire .tlds? The .de

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Yves Goergen
On 21.02.2008 21:38 CE(S)T, Renaud Allard wrote: do you have any solid reasons why today (in the year 2008) anybody would need a postmaster mailbox? To receive mails from people who are wrongly filtered. The contacts on the whois page cannot be used if you still don't accept their mails

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread W B Hacker
Phil (Medway Hosting) wrote: - Original Message - From: W B Hacker [EMAIL PROTECTED] To: exim users exim-users@exim.org Sent: Thursday, February 21, 2008 8:44 PM Subject: Re: [exim] Unwanted bounce messages generated locally The very same folks who listed the entire '.de' tld

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Yves Goergen
On 21.02.2008 22:21 CE(S)T, Phil (Medway Hosting) wrote: Why shouldn't they list the entire .de TLD ? Sure. Has anybody tried some of this world's major domains yet? Most of them are on either one of the postmaster or abuse list, some even on both. I still believe that it was a good decision

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Graeme Fowler
On Thu, 2008-02-21 at 21:25 +, W B Hacker wrote: By stupidly listing entire *countries* rfc-ignorant does do harm. More harm than good. Note: I'm not tub-thumping on anyone's behalf here, I am merely trying to proffer an objective POV... They publish their listing criteria. They operate

Re: [exim] Question about forward recipient verify callouts

2008-02-21 Thread W B Hacker
Marc Perkel wrote: I have an unusual situation. I have a customer that I'm spam filtering for. Email from the net comes to my servers first, I clean it, and then pass it on. Their server however for some strange reason returns a 450 instead of 550 for non-existent users. Text is User

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Renaud Allard
W B Hacker wrote: Some other tlds are listed for good reasons (i.e.: .be, .eu). 'Good reason'? whois microsoft.de returns full info whois microsoft.be returns stupid and useless info whois microsoft.eu yelds even more useless info So in my sense .de should not be listed, but .be and

Re: [exim] Question about forward recipient verify callouts

2008-02-21 Thread Graeme Fowler
On Thu, 2008-02-21 at 13:24 -0800, Marc Perkel wrote: I have an unusual situation. I have a customer that I'm spam filtering for. First things first: educate the customer as to why what they are is wrong. Simply put, they should 5xx the invalid recipients, not 450 them. Their server however

Re: [exim] Question about forward recipient verify callouts

2008-02-21 Thread Marc Perkel
Graeme Fowler wrote: On Thu, 2008-02-21 at 13:24 -0800, Marc Perkel wrote: I have an unusual situation. I have a customer that I'm spam filtering for. First things first: educate the customer as to why what they are is wrong. Simply put, they should 5xx the invalid recipients,

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Phil (Medway Hosting)
- Original Message - From: Graeme Fowler [EMAIL PROTECTED] To: exim users exim-users@exim.org Sent: Thursday, February 21, 2008 9:45 PM Subject: Re: [exim] Unwanted bounce messages generated locally As it stands, .de (amongst others) have chosen to deviate - for their own specific

Re: [exim] Question about forward recipient verify callouts

2008-02-21 Thread Duane Hill
On Thu, 21 Feb 2008 13:24:12 -0800 Marc Perkel [EMAIL PROTECTED] wrote: I have an unusual situation. I have a customer that I'm spam filtering for. Email from the net comes to my servers first, I clean it, and then pass it on. Their server however for some strange reason returns a 450

Re: [exim] Unwanted bounce messages generated locally

2008-02-21 Thread Graeme Fowler
On Thu, 2008-02-21 at 22:05 +, Phil (Medway Hosting) wrote: As it stands, .de (amongst others) have chosen to deviate - for their own specific reasons - from RFC3912 and have, therefore, been listed in whois.rfc-ignorant.org. Many other ccTLDs are the same, as well as many SLDs.

Re: [exim] Delivery Receipt

2008-02-21 Thread John Robinson
On 11/02/2008 15:32, Tony Finch wrote: On Mon, 11 Feb 2008, W B Hacker wrote: That broke a whole lot of folks of the 'I never got your email..' lie. Most of the non-delivery complaints we get are a result of that one :-/ Ooh, it's infuriating. Customer: My client didn't get the email I

Re: [exim] Question about forward recipient verify callouts

2008-02-21 Thread Jethro R Binks
On Thu, 2008-02-21 at 13:24 -0800, Marc Perkel wrote: Their server however for some strange reason returns a 450 instead of 550 for non-existent users. Text is User unknown in local recipient table. I'm trying to figure out how to capture and test that response so I can properly reject

[exim] Spam Detection

2008-02-21 Thread Steve Dobson
Hi All I have a standard exim4/SA setup. SA is configured to add headers to an email but otherwise leave the message alone. I use exim to then route marked spam to a mailbox where I can check for ham. I've noticed that I'm getting a few false positives because the incoming message contains the

Re: [exim] Spam Detection

2008-02-21 Thread W B Hacker
Steve Dobson wrote: Hi All I have a standard exim4/SA setup. SA is configured to add headers to an email but otherwise leave the message alone. I use exim to then route marked spam to a mailbox where I can check for ham. I've noticed that I'm getting a few false positives because the

Re: [exim] Spam Detection

2008-02-21 Thread Graeme Fowler
On Thu, 2008-02-21 at 22:47 +, Steve Dobson wrote: I have a standard exim4/SA setup. I have to ask: standard *how*? It looks to me like you're using MailScanner or AMaViS (the existence of the spam-scanned protocol lines give that away); both of these are fairly old-fashioned nowadays,

Re: [exim] log to a database?

2008-02-21 Thread Brian Blood
On Feb 11, 2008, at 9:15 AM, Martin A. Brooks wrote: Can exim be persuaded to log directly to a SQL database? The exim-centered email solution we've built logs pretty much everything to a sql database, which is then accessible through the web admin. the biggies in our logging tables:

[exim] Setting up a mailsink/blackhole?

2008-02-21 Thread Andrew Heagle
Hello, I am a it of a Exim newbie and I am trying to figure out how to make a mail sink/blackhole/something (not sure of the proper terminology) where any email sent to that box will deliver to a single mailbox. Here is the situation. We provide some services for people on the Internet and

[exim] Problem installing exim rpm

2008-02-21 Thread Nitin Gupta
Hello All I have downloaded exim-4.69-33.src.rpm and want to install it .Can anyone please guide me the steps how to proceed installation on RH 4.0. Thanks Nitin DISCLAIMER: The contents of this e-mail (and any attachments) are confidential, may be privileged and may contain copyright