Re: out of place mx records.

2010-11-12 Thread Matus UHLAR - fantomas
On 29.10.10 12:49, Mark Andrews wrote: And they can do a SMTP level rejection rather than waiting for the sending server to abandon sending the email due to multiple timeouts. Just return 550 for all mail directed to users at those hosts. It would be nice if we could standardise a MX target

Re: out of place mx records.

2010-11-12 Thread Mark Andrews
In message 20101112135657.gb22...@fantomas.sk, Matus UHLAR - fantomas writes: On 29.10.10 12:49, Mark Andrews wrote: And they can do a SMTP level rejection rather than waiting for the sending server to abandon sending the email due to multiple timeouts. Just return 550 for all mail

Re: out of place mx records.

2010-11-12 Thread Matus UHLAR - fantomas
In message 20101112135657.gb22...@fantomas.sk, Matus UHLAR - fantomas writes: On 29.10.10 12:49, Mark Andrews wrote: And they can do a SMTP level rejection rather than waiting for the sending server to abandon sending the email due to multiple timeouts. Just return 550 for all mail

Re: out of place mx records.

2010-11-12 Thread Mark Andrews
In message 20101112143542.ga23...@fantomas.sk, Matus UHLAR - fantomas writes: In message 20101112135657.gb22...@fantomas.sk, Matus UHLAR - fantomas wri tes: On 29.10.10 12:49, Mark Andrews wrote: And they can do a SMTP level rejection rather than waiting for the sending server to

Re: out of place mx records.

2010-10-29 Thread Mark Andrews
In message 458977.96237...@web53606.mail.re2.yahoo.com, Fr34k writes: In message barmar-ed15c5.21262028102...@news.eternal-september.org, Barr y Mar golin writes: In article mailman.585.1288263412.555.bind-us...@lists.isc.org, Tony Finch d...@dotat.at wrote: On Thu, 28

RE: out of place mx records.

2010-10-29 Thread Mike Bernhardt
I'd like to suggest an alternative reason for the presence of those records: The Perl script H2N will install them by default for every single host in the zone file, unless you use the -M option to suppress their creation. Obviously this has nothing to do with the value, or lack thereof, of those

Re: out of place mx records.

2010-10-29 Thread Tony Finch
On Fri, 29 Oct 2010, Mark Andrews wrote: It would be nice if we could standardise a MX target of . as saying that this domain doesn't accept email e.g. MX 0 . the same way as SRV 0 0 0 . means that there is no service for the named protocol. That way the sending MTA or the MSA can reject the

Re: out of place mx records.

2010-10-28 Thread Phil Mayers
On 28/10/10 11:56, Tony Finch wrote: On Thu, 28 Oct 2010, Gregory Machin wrote: My question is why would INMX10mcvpemr01 and INMX 10mcvpemr02 be repeated trough the zone file surely this is redundant ? Some hostmasters like to ensure that mail is not directed to hosts

Re: out of place mx records.

2010-10-28 Thread Barry Margolin
In article mailman.585.1288263412.555.bind-us...@lists.isc.org, Tony Finch d...@dotat.at wrote: On Thu, 28 Oct 2010, Gregory Machin wrote: My question is why would INMX10mcvpemr01 and INMX 10mcvpemr02 be repeated trough the zone file surely this is redundant ?

Re: out of place mx records.

2010-10-28 Thread Mark Andrews
In message barmar-ed15c5.21262028102...@news.eternal-september.org, Barry Mar golin writes: In article mailman.585.1288263412.555.bind-us...@lists.isc.org, Tony Finch d...@dotat.at wrote: On Thu, 28 Oct 2010, Gregory Machin wrote: My question is why would INMX10mcvpemr01

Re: out of place mx records.

2010-10-28 Thread Fr34k
- Original Message From: Mark Andrews ma...@isc.org To: Barry Margolin bar...@alum.mit.edu Cc: comp-protocols-dns-b...@isc.org Sent: Thu, October 28, 2010 9:49:46 PM Subject: Re: out of place mx records. In message barmar-ed15c5.21262028102...@news.eternal-september.org

Re: out of place mx records.

2010-10-27 Thread Andrey G. Sergeev (AKA Andris)
Hello Gregory, Thu, 28 Oct 2010 13:04:58 +1300 Gregory Machin wrote: Hi. I have taken over some dns servers, and the process of doing upgrade, half way through the process.. I have a question about the zone files , as there is some configuration here that I have not seen before and seems

Re: out of place mx records.

2010-10-27 Thread Ian Manners
Hi Gregory, mail02 IN A 192.168.xx.xx IN MX 10 mcvpemr01 IN MX 10 mcvpemr02 nelson IN A 202.xx.xx.1 IN MX 10 mcvpemr01 IN MX 10

Re: out of place mx records.

2010-10-27 Thread Sten Carlsen
To me it looks redundant, named-compilezone -o - zone file should show you how bind interprets these. My guess is that they will be listed only once in the output. I don't see how they could belong to each subdomain, to do that there should be a@... to set a new origin? On 28/10/10 2:14, Ian

Re: out of place mx records.

2010-10-27 Thread Andrey G. Sergeev (AKA Andris)
Hello Sten, Thu, 28 Oct 2010 02:48:36 +0200 Sten Carlsen wrote: To me it looks redundant, named-compilezone -o - zone file should show you how bind interprets these. My guess is that they will be listed only once in the output. I don't see how they could belong to each subdomain, to do

Re: out of place mx records.

2010-10-27 Thread Mathieu Imfeld
They prevent people who start a potentially rogue mailserver to receive mails. I.e. You centralize mails and make sure only your authorized mailserver receives them when you dont have full control over these boxes. -mat On Oct 28, 2010, at 8:48 AM, Sten Carlsen st...@s-carlsen.dk wrote: To

Re: out of place mx records.

2010-10-27 Thread Barry Margolin
In article mailman.575.1288226936.555.bind-us...@lists.isc.org, Sten Carlsen st...@s-carlsen.dk wrote: To me it looks redundant, named-compilezone -o - zone file should show you how bind interprets these. My guess is that they will be listed only once in the output. I suggest you try it, and

Re: out of place mx records.

2010-10-27 Thread Andrey G. Sergeev (AKA Andris)
Hello Gregory, Thu, 28 Oct 2010 15:54:32 +1300 Gregory Machin wrote: Hi Andrey. Thanks for you input. OK .. but most of those hosts should not be accepting email connections, buy my understanding. Or is it implied that email destined for that host would be handled by the email servers