[SLUG] Email Domains --- handling of invalid email addresses

2008-08-13 Thread R.G.Salisbury
Thankyou all for the feedback. I think I see what the problem is now. Some ISPs simply seem to think that: - all BOUNCE messages are unsolicited _therefore_ ALL unsolicited messages are SPAM ! Is this absolutely True!! of course not! If I misspell a username I

Re: [SLUG] Email Domains --- handling of invalid email addresses

2008-08-13 Thread Glen Turner
Peter Chubb wrote: As a general rule bounces are evil. I'm planning to give a talk at SLUG on this next month, if the committee agree The major exception to that would be messages submitted down the Submission (STMP+TLS+AUTH) port. You know they aren't spam or relayed, so full service

Re: [SLUG] Email Domains --- handling of invalid email addresses

2008-08-12 Thread Ken Foskey
On Wed, 2008-08-13 at 13:29 +1000, R.G.Salisbury wrote: Some ISP's do bounce a message , so you know the status , so you know it is futile to try again to the same address. Knowing the dictionary attacks that spammers do and how often I get thousands (litterally) of bounced emails that they

Re: [SLUG] Email Domains --- handling of invalid email addresses

2008-08-12 Thread Mary Gardiner
On Wed, Aug 13, 2008, R.G.Salisbury wrote: Do the RFCs suggest a recommended policy? RFC 2821: Simple Mail Transfer Protocol It includes the following: ... a formal handoff of responsibility for the message occurs: the protocol requires that a server accept responsibility for either delivering

Re: [SLUG] Email Domains --- handling of invalid email addresses

2008-08-12 Thread Peter Chubb
R == R G Salisbury R.G.Salisbury writes: R Some ISP's (exetel ... [EMAIL PROTECTED]) is one, that do R not bounce notices when you send to an invalid email address). R Some ISP's do bounce a message , so you know the status , so you R know it is futile to try again to the same address. The

Re: [SLUG] Email Domains --- handling of invalid email addresses

2008-08-12 Thread Erik de Castro Lopo
Peter Chubb wrote: I'm planning to give a talk at SLUG on this next month, if the committee agree I'm not on the committee, but if I was, I'd be voting +1 on this :-). Cheers, Erik -- - Erik de Castro Lopo