Is this a dns issue or a sendmail issue

[Brad Knowles]

At 7:49 PM +0000 4/10/01, Aiden Taheri wrote:

>  1.   when checking messages,  or sending messages it takes about 20 seconds
>  for any process to be executed. When I telnet on port 25 I get:
>  220 tua.cc ESMTP Sendmail 8.9.3/8.9.3; Tue, 10 Apr 2001 09:42:03 -0700
>  about 20 seconds later
>      The hardware is adaquate, the connection is cablemodem to cablemodem,
>  this problem exists to both my inside users and ouside users (firewall)

	See <http://www.sendmail.org/faq/section3.html#3.12>.

>  2.  I recieve some mail but others bounds, for example I send and email to
>  ataheri at tua.cc from a hotmail account and I get it, but when I send a
>  message to ataheri at tua.cc froma a yahoo account, it bounces back stating
>  "unknown host."   The DNS servers is also running on the same machine, the
>  DNS seems to be working properly, but I am not an expert on DNS.

	This may be a sendmail problem or it might be a DNS problem. 
Show us a complete sample bounce, and we might be able to help you 
figure out which.

>  3. I have an alias aiden at persianprince.com that forwards all emails to
>  ataheri at tua.cc, when I send a message from hotmail to
>  aiden at persianprince.com I dont recieve and email's bouncing but I also don't
>  recieve the email in the ataheri at tua.cc account either, I have checked the
>  maillog file and have not seen any errors, of course I am not sendmail
>  expert either

	This is almost certainly a sendmail issue.  I suggest that you 
post your questions on this matter to the comp.mail.sendmail 
newsgroup.

-- 
Brad Knowles, <brad.knowles at skynet.be>

/*        efdtt.c  Author:  Charles M. Hannum <root at ihack.net>          */
/*       Represented as 1045 digit prime number by Phil Carmody         */
/*     Prime as DNS cname chain by Roy Arends and Walter Belgers        */
/*                                                                      */
/*     Usage is:  cat title-key scrambled.vob | efdtt >clear.vob        */
/*   where title-key = "153 2 8 105 225" or other similar 5-byte key    */

dig decss.friet.org|perl -ne'if(/^x/){s/[x.]//g;print pack(H124,$_)}'