Re: [courier-users] identlookup vs noidentlookup

2013-05-24 Thread Sam Varshavchik
Kristian Duus Østergaard writes: When sending mail, Courier has no control over whether the remote mail server issues its own ident query, Courier will wait 5 minutes for the remote server's initial response, and that is configurable wth the esmtptimeouthelo config setting. No but in my case

Re: [courier-users] identlookup vs noidentlookup

2013-05-24 Thread Kristian Duus Østergaard
On 2013-05-24 12:56, Sam Varshavchik wrote: Kristian Duus Østergaard writes: When sending mail, Courier has no control over whether the remote mail server issues its own ident query, Courier will wait 5 minutes for the remote server's initial response, and that is configurable wth the

Re: [courier-users] identlookup vs noidentlookup

2013-05-24 Thread Tim Lyth
On 24/05/2013 02:24, Kristian Duus Østergaard wrote: Hi, My smtp server is currently using identlookup and I think it is one reason that I don't receive a ton of Spam. Unfortunately some of my users receive mails from a domain that has a very short timeout and drops identlookups at the

[courier-users] identlookup vs noidentlookup

2013-05-23 Thread Kristian Duus Østergaard
Hi, My smtp server is currently using identlookup and I think it is one reason that I don't receive a ton of Spam. Unfortunately some of my users receive mails from a domain that has a very short timeout and drops identlookups at the firewall, instead of rejecting them. This results in no mails

Re: [courier-users] identlookup vs noidentlookup

2013-05-23 Thread Matus UHLAR - fantomas
On 23.05.13 18:24, Kristian Duus Østergaard wrote: My smtp server is currently using identlookup and I think it is one reason that I don't receive a ton of Spam. I have configured the same on my former employer's SMTP servers because of the same reason. I found it useful - if the machine

Re: [courier-users] identlookup vs noidentlookup

2013-05-23 Thread Jan Ingvoldstad
On Thu, May 23, 2013 at 6:24 PM, Kristian Duus Østergaard krist...@duus.com wrote: Hi, Hi there! I'll just start with noting that I come from a different school of MTA administration than Matus Uhlar, so I've learned things differently. My smtp server is currently using identlookup and

Re: [courier-users] identlookup vs noidentlookup

2013-05-23 Thread Matus UHLAR - fantomas
On 23.05.13 20:07, Jan Ingvoldstad wrote: Ident lookups have historically been associated with spamming, as a more or less efficient way of identifying which addresses are valid and therefore okay to send spam to. It has also been associated with targeted attacks against specific accounts across

Re: [courier-users] identlookup vs noidentlookup

2013-05-23 Thread Jan Ingvoldstad
On Thu, May 23, 2013 at 9:47 PM, Matus UHLAR - fantomas uh...@fantomas.skwrote: This is not what I was saying. I have said that if someone provides IDENT lookups, the response will be used and the client is rewarded with avoiding the timeout when waiting to timeout. I'm sorry for

Re: [courier-users] identlookup vs noidentlookup

2013-05-23 Thread Sam Varshavchik
Sam Varshavchik writes: And, with each passing here, the value of ident lookups gets smaller, and Make that …passing year…. Serves me right for trying to reply to my email, while watching Youtube at the same time… pgpA6JdRAf64w.pgp Description: PGP signature

Re: [courier-users] identlookup vs noidentlookup

2013-05-23 Thread Kristian Duus Østergaard
On 2013-05-24 02:07, Sam Varshavchik wrote: Kristian Duus ￘stergaard writes: Hi, My smtp server is currently using identlookup and I think it is one reason that I don't receive a ton of Spam. Unfortunately some of my users receive mails from a domain that has a very short timeout and

Re: [courier-users] identlookup vs noidentlookup

2013-05-23 Thread Kristian Duus Østergaard
On 2013-05-24 05:57, Andrew Burnette wrote: On 05/23/2013 12:24 PM, Kristian Duus Østergaard wrote: Hi, My smtp server is currently using identlookup and I think it is one reason that I don't receive a ton of Spam. Unfortunately some of my users receive mails from a domain that has a