Postfix (Fetchmail and Dovecote) on OSX 10.6.7 ???
Bjarne D Mathiesen
macintosh at mathiesen.info
Sat Jun 18 01:39:13 PDT 2011
Daniel J. Luke wrote:
> On Jun 17, 2011, at 5:07 PM, Bjarne D Mathiesen wrote:
>>
>> That's really not the fault of postfix, but a piss-poor DNS system in
>> the router. postfix uses the DNS services from the computer, and the
>> computer queries external DNS services etc etc.
>
> true.
>
>> if the router or the
>> local ISP don't provide quality service, then one can bypass these and
>> use eg the openDNS servers. You can manually set this up in Network
>> Preferences.
>
> be careful with openDNS and other providers as you want to make sure you have them set to not do their 'magic' stuff (I believe openDNS has a setting you can configure so they don't do their automatic redirection stuff if you want to use it with a mailserver).
openDNS gives you the IP-address for their seach page when you request
A-record but a 'not found' answer when you request MX-records
dig @208.67.222.222 A qwerasdfzxcv.info
dig @208.67.222.222 MX qwerasdfzxcv.info
There's a list of open DNS-servers here:
http://www.tech-faq.com/public-dns-servers.html
I can remember the stink from a few years back when verisign started
introducing this kind of thing :
http://www.theregister.co.uk/2003/09/17/bind_developer_blocks_verisign_net/
http://www.theregister.co.uk/2003/09/16/all_your_web_typos/
http://www.theregister.co.uk/2003/01/28/verisign_violates_dns_iab/
>
> If you're doing any volume of mail, it is useful to run a caching resolver locally on your mail machine.
Well, we've got at least bind9, djbdns and dnsmasq among the portfiles
> --
> Daniel J. Luke
> +========================================================+
> | *---------------- dluke at geeklair.net ----------------* |
> | *-------------- http://www.geeklair.net -------------* |
> +========================================================+
> | Opinions expressed are mine and do not necessarily |
> | reflect the opinions of my employer. |
> +========================================================+
--
Bjarne D Mathiesen
København N ; Danmark ; Europa
----------------------------------------------------------------------
denne besked er skrevet i et totalt M$-frit miljø
MacOS X 10.6.7 Snow Leopard ; 2.8GHz Intel Core i7 ; 16GB 1067MHz DDR3
http://webadmin.mathiesen.info/
More information about the macports-users
mailing list