Hi, I have qmail on RedHat5.1. I can receive mail from almost every server in Internet ( for example www.yahoo.com), but there are some servers I cant receive from. They make connection which timeouts. Here is the logged session: LOG start----- Feb 22 23:49:53 gw smtpd: 982878593.400905 tcpserver: pid 2826 from 194.221.211.145 Feb 22 23:50:19 gw smtpd: 982878619.435991 tcpserver: ok 2826 eurorisksystems.com:193.200.17.182:25 vwmail4.hypovereinsbank.de:194.221.211.145::59228 Feb 22 23:50:19 gw smtpd: 982878619.454757 2826 220 ms.eurorisksystems.com ESMTP? Feb 22 23:50:22 gw smtpd: 982878622.354098 2826 EHLO vwmail.HypoVereinsbank.DE? Feb 22 23:50:22 gw smtpd: 982878622.358529 2826 250- ms.eurorisksystems.com? Feb 22 23:50:22 gw smtpd: 982878622.361590 2826 250- PIPELINING? Feb 22 23:50:22 gw smtpd: 982878622.364295 2826 250 8BITMIME? Feb 22 23:50:23 gw smtpd: 982878623.783361 2826 MAIL From:[EMAIL PROTECTED]? Feb 22 23:50:23 gw smtpd: 982878623.787308 2826 250 ok? Feb 22 23:50:25 gw smtpd: 982878625.563224 2826 RCPT To:[EMAIL PROTECTED]? Feb 22 23:50:25 gw smtpd: 982878625.568568 2826 250 ok? Feb 22 23:50:27 gw smtpd: 982878627.139794 2826 DATA? Feb 22 23:50:27 gw smtpd: 982878627.153254 2826 354 go ahead? Feb 22 23:54:10 gw smtpd: 982878850.895510 2818 451 timeout (#4.4.2)? Feb 22 23:54:10 gw smtpd: 982878850.898664 2818 [EOF] Feb 22 23:54:10 gw smtpd: 982878850.909532 tcpserver: end 2818 status 256 Feb 22 23:54:10 gw smtpd: 982878850.914715 tcpserver: status: 2/40 Feb 22 23:57:12 gw smtpd: 982879032.075360 tcpserver: status: 3/40 Feb 22 23:57:12 gw smtpd: 982879032.080109 tcpserver: pid 2831 from 193.158.192.31 Feb 22 23:57:14 gw smtpd: 982879034.501498 tcpserver: ok 2831 eurorisksystems.com:193.200.17.182:25 vwmail- b.hypovereinsbank.de:193.158.192.31::55482 Feb 22 23:57:14 gw smtpd: 982879034.519838 2831 220 ms.eurorisksystems.com ESMTP? Feb 22 23:57:15 gw smtpd: 982879035.885164 2831 EHLO vwmail-b.HypoVereinsbank.de? Feb 22 23:57:15 gw smtpd: 982879035.888215 2831 250- ms.eurorisksystems.com? Feb 22 23:57:15 gw smtpd: 982879035.890929 2831 250- PIPELINING? Feb 22 23:57:15 gw smtpd: 982879035.893633 2831 250 8BITMIME? Feb 22 23:57:27 gw smtpd: 982879047.679537 2831 MAIL From:? Feb 22 23:57:27 gw smtpd: 982879047.683208 2831 250 ok? Feb 22 23:57:28 gw smtpd: 982879048.914208 2831 RCPT To:[EMAIL PROTECTED]? Feb 22 23:57:28 gw smtpd: 982879048.917883 2831 250 ok? Feb 22 23:57:30 gw smtpd: 982879050.464026 2831 DATA? Feb 22 23:57:30 gw smtpd: 982879050.475434 2831 354 go ahead? Feb 23 00:01:02 gw smtpd: 982879262.959661 tcpserver: status: 4/40 Feb 23 00:01:02 gw smtpd: 982879262.964829 tcpserver: pid 2845 from 194.221.211.145 Feb 23 00:01:28 gw smtpd: 982879288.995972 tcpserver: ok 2845 eurorisksystems.com:193.200.17.182:25 vwmail4.hypovereinsbank.de:194.221.211.145::59740 Feb 23 00:01:29 gw smtpd: 982879289.015136 2845 220 ms.eurorisksystems.com ESMTP? Feb 23 00:01:30 gw smtpd: 982879290.037731 2845 EHLO vwmail.HypoVereinsbank.DE? Feb 23 00:01:30 gw smtpd: 982879290.040721 2845 250- ms.eurorisksystems.com? Feb 23 00:01:30 gw smtpd: 982879290.043457 2845 250- PIPELINING? Feb 23 00:01:30 gw smtpd: 982879290.046194 2845 250 8BITMIME? Feb 23 00:01:31 gw smtpd: 982879291.457610 2845 MAIL From:[EMAIL PROTECTED]? Feb 23 00:01:31 gw smtpd: 982879291.461524 2845 250 ok? Feb 23 00:01:33 gw smtpd: 982879293.127466 2845 RCPT To:[EMAIL PROTECTED]? Feb 23 00:01:33 gw smtpd: 982879293.131349 2845 250 ok? Feb 23 00:01:34 gw smtpd: 982879294.897281 2845 DATA? Feb 23 00:01:34 gw smtpd: 982879294.909681 2845 354 go ahead? Feb 23 00:02:25 gw smtpd: 982879345.847132 2823 451 timeout (#4.4.2)? Feb 23 00:02:25 gw smtpd: 982879345.859363 2823 [EOF] Feb 23 00:02:25 gw smtpd: 982879345.862978 tcpserver: end 2823 status 256 Feb 23 00:02:25 gw smtpd: 982879345.865111 tcpserver: status: 3/40 Feb 23 00:08:26 gw smtpd: 982879706.896561 tcpserver: status: 4/40 Feb 23 00:08:26 gw smtpd: 982879706.900966 tcpserver: pid 2848 from 194.221.211.145 Feb 23 00:08:53 gw smtpd: 982879733.705930 tcpserver: ok 2848 eurorisksystems.com:193.200.17.182:25 vwmail4.hypovereinsbank.de:194.221.211.145::60191 Feb 23 00:08:53 gw smtpd: 982879733.725160 2848 220 ms.eurorisksystems.com ESMTP? Feb 23 00:08:57 gw smtpd: 982879737.562845 2848 EHLO vwmail.HypoVereinsbank.DE? Feb 23 00:08:57 gw smtpd: 982879737.566764 2848 250- ms.eurorisksystems.com? Feb 23 00:08:57 gw smtpd: 982879737.569507 2848 250- PIPELINING? Feb 23 00:08:57 gw smtpd: 982879737.572209 2848 250 8BITMIME? Feb 23 00:08:59 gw smtpd: 982879739.230800 2848 MAIL From:[EMAIL PROTECTED]? Feb 23 00:08:59 gw smtpd: 982879739.233885 2848 250 ok? Feb 23 00:09:00 gw smtpd: 982879740.906551 2848 RCPT To:[EMAIL PROTECTED]? Feb 23 00:09:00 gw smtpd: 982879740.910252 2848 250 ok? Feb 23 00:09:02 gw smtpd: 982879742.787501 2848 DATA? Feb 23 00:09:02 gw smtpd: 982879742.799031 2848 354 go ahead? Feb 23 00:10:27 gw smtpd: 982879827.147181 2826 451 timeout (#4.4.2)? Feb 23 00:10:27 gw smtpd: 982879827.156967 2826 [EOF] Feb 23 00:10:27 gw smtpd: 982879827.162034 tcpserver: end 2826 status 256 LOG end----- My machine is eurorisksystems.com. The other machine is vwmail4.hypovereinsbank.de. I can't receive any mail from the usa.net servers either. The output of qmail-ctrl is: qmail home directory: /var/qmail. user-ext delimiter: -. paternalism (in decimal): 2. silent concurrency limit: 120. subdirectory split: 23. user ids: 200, 201, 202, 0, 203, 204, 205, 206. group ids: 200, 201. badmailfrom: (Default.) Any MAIL FROM is allowed. bouncefrom: (Default.) Bounce user name is MAILER-DAEMON. bouncehost: (Default.) Bounce host name is ms.eurorisksystems.com. concurrencylocal: (Default.) Local concurrency is 10. concurrencyremote: (Default.) Remote concurrency is 20. databytes: SMTP DATA limit is 50000000 bytes. defaultdomain: Default domain name is gw.ers.bg. defaulthost: (Default.) Default host name is ms.eurorisksystems.com. doublebouncehost: (Default.) 2B recipient host: ms.eurorisksystems.com. doublebounceto: (Default.) 2B recipient user: postmaster. envnoathost: (Default.) Presumed domain name is ms.eurorisksystems.com. helohost: (Default.) SMTP client HELO host name is ms.eurorisksystems.com. idhost: (Default.) Message-ID host name is ms.eurorisksystems.com. localiphost: (Default.) Local IP address becomes ms.eurorisksystems.com. locals: Messages for localhost are delivered locally. Messages for gw.ers.bg are delivered locally. Messages for ms.eurorisksystems.com are delivered locally. me: My name is ms.eurorisksystems.com. percenthack: (Default.) The percent hack is not allowed. plusdomain: Plus domain name is gw.ers.bg. qmqpservers: (Default.) No QMQP servers. queuelifetime: (Default.) Message lifetime in the queue is 604800 seconds. rcpthosts: SMTP clients may send messages to recipients at eurorisksystems.com. morercpthosts: (Default.) No effect. morercpthosts.cdb: (Default.) No effect. smtpgreeting: (Default.) SMTP greeting: 220 ms.eurorisksystems.com. smtproutes: (Default.) No artificial SMTP routes. timeoutconnect: (Default.) SMTP client connection timeout is 60 seconds. timeoutremote: (Default.) SMTP client data timeout is 1200 seconds. timeoutsmtpd: (Default.) SMTP server data timeout is 1200 seconds. virtualdomains: Virtual domain: varna.nhif.bg:varna-nhif-bg Virtual domain: eurorisksystems.com:eurorisksystems-com Please help!!! Saso. 3 години безплатен интернет достъп с Golden VIP карта http://www.bitex.com