courier-imap

[Christian Damm]

Odhiambo Washington schrieb:
> * Christian Damm <christian.damm at diewebmaster.at> [20050421 00:08]: wrote:
> 
>>
>>Odhiambo Washington schrieb:
>>
>>>Hello Sysadmins,
>>>
>>>Does anyone have any clues as to how I can easily limit access to my
>>>imapd daemon to just a few hosts?
>>>I am running courier-imap but looking at /etc/inetd.conf, I don't
>>>see how I could put it in there and hence use hosts.allow to control
>>>access. Google has not helped much, but again I may be searching using
>>>wrong keyword.
>>
>>1.) you can use the courier-suites own tcp server (quite similar to the 
>>DJB tcp server), 'couriertcpd' - look into the manpage, it is able to do 
>>ip restrictions and much more.
> 
> 
> This assumes that I use courier as the MTA, yes?
> 
> In my case I only use the IMAP daemon. I use other MTA.
> 

no, if you look at your PS output you`ll see 'couriertcpd' running - 
regardless which part of the courier suite you are using ('couriertcpd' 
is the courier suites generic tcp server)

> 
> 
>>2.) dont know if it is possible to compile courier imap aginst libwrap 
>>and use the tcp wrapper (hosts.allow).
> 
> 
> 
> Perhaps this one might be better. I will look into this.
> 

method 1 is the best in any case imho.

> 
> 
>>3.) i would not start courier imap via inetd/xinetd - courier imap was 
>>developed to be a stanalone imap daemon running within the 
>>courier-suite/framework...sure, you could use tcp wrapper without probs 
>>when using inetd/xinetd but there are better solutions than using one of 
>>the "super servers" *urghh*.
> 
> 
> I learnt that as well just yesterday! I had forgotten it's supposed to
> be a standalone server.
> 

ok

> 
> 
> 
>>4.) use the packet filter on your border router/gateway/firewall or 
>>firewall the host directly via ipfw/ipf/pf to restrict access.
> 
> 
> 
> I will start with this, since it's the easiest.
> 

true

> 
> 
> 
> -Wash
> 
> http://www.netmeister.org/news/learn2quote.html
> 
> --
> +======================================================================+
>     |\      _,,,---,,_     | Odhiambo Washington    <wash at wananchi.com>
> Zzz /,`.-'`'    -.  ;-;;,_ | Wananchi Online Ltd.   www.wananchi.com
>    |,4-  ) )-,_. ,\ (  `'-'| Tel: +254 20 313985-9  +254 20 313922
>   '---''(_/--'  `-'\_)     | GSM: +254 722 743223   +254 733 744121
> +======================================================================+
> Make it myself?  But I'm a physical organic chemist!
> _______________________________________________
> freebsd-isp at freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-isp
> To unsubscribe, send any mail to "freebsd-isp-unsubscribe at freebsd.org"
> 
> !DSPAM:42673d00268302104424051!
> 

-- 

mfg.

christian damm
technische leitung
phone: dw 42
email: christian.damm at diewebmaster.at
icq at work: 124464652

die webmaster - flötzerweg 156 - 4030 linz - austria
phone: +43-732-381242, fax: +43-732-381242-22, isdn (leonardo): 
+43-732-381242-33
homepage: www.diewebmaster.at, public email: office at diewebmaster.at