???? ID: 300171 - ????? ???????: 04 ?????? 2010 - ??????: 2.0

?? ????? ?? Exchange 2000 Server ???, Exchange Server 2003 ???, ?? ???? Business Server 2003 ??? ??? ??????? ????? ?? SMTP ??????? ?? ??????? ???? ??? ????? ???

???? ?????? ???????????? ?????? ???????? KB ?? ???????? ????? ?? ??? ???? ????? ????
?? ???????? ?? ?????? ??? ?? ?? ???? ???? ???? ??.
?????? ??????This article applies to a different operating system than the one you are using. Article content that may not be relevant to you is disabled.
??? ?? ??????? ???? | ??? ?? ??????? ????

?????

?? ???? ??? ???? ?? ?????? ????? ?????? ?? ?? ????? ??: 322358, 840468 ?? 924235

?? ?? Microsoft Exchange Server 2003, Microsoft Exchange 2000 Server, ?? MIcrosoft Windows ???? Business Server 2003 ??? ??? ???????? ?? ????? ??????? ?? ??? ???? ?? ?????? ????, ?? ????? ??????? ??? ?? ?? ??? ??:
  • Exchange ????? ?? ??????? ????? ??? ??????? ??? ?????????? ????????? (SMTP) ????? ??????? ???? ?????
  • Exchange ????? ??? ??????? ????? SMTP ????? ?????? ???? ???? ?? ?????
??? ?? ???? ????? ????? ??? ?????? (DNS) ?????? ???? ???, ?? ?? ?? SMTP ????? ??? ??? ?? ?? Exchange ????? ???? ???? ?? ???? ?? ????? ?? ???? ?? ??? ?? ???? ??????? ?????? ????? ???, ?? ?? ?? ??? NBT ?????? ???? ?? ???? Exchange ????? ?? ?????????? ???? ????? ?? ???? ??

?????? ?? ????? ???-??????? ??????? (NDR) ?????? 5.5.0 ??????? ?? ???? ?? ?????? ???? ?? ??? ??????? SMTP ?????? ?? ????? ???? ???
> Your message did not reach some or all of the intended recipients.
> 
>       Subject:	
>       Sent:	5/24/01 6:41 PM
> 
> The following recipient(s) could not be reached:
> 
> user@destination.com on 5/24/01 6:41 PM
> Your mail system could not find a way to successfully communicate with the destination system. Please notify your administrator. <Server.source.com> #5.5.0
???:???? ????? ?????? ??? ?? ??????? ?? ???? ??: # 5.5.4 ????????? ??? ?????

??? ??, ????? ??? ??? ?? ?? Exchange ????? ?? Windows ????? ?????? ????? 4000 ?? ????? 4001 ?? ????? ?? ???? ???? ?? ?? ?? ???? ??:

????? ??????: ???????
????? ?????: MSExchangeTransport
????? ID: 4000
?????: ????? ????? ?????? ????? ?? ??? 'destination.com' ????? ???? ?? ???? ???: SMTP ????????? ??????

????? ?? ???? ????

????

??????????, ?? ?????? ?? ???? ?? ??? ?????? SMTP ????? ?? ??? ????? ????? ???? ?? ?? ??? ????? ????????? ???? ??:
  • IP ??? ?-??? ????? ?? ????? ??? ??? ????? ???? ???? ?? ?? ????? ??? ?? ??? ???? ?????
  • ?? ???? (PTR) ?????? ????? ???? ??, ?? ????? SMTP ????? ?? IP ??? ???? ?? ??? ????? ???? ???
?????? ?? ???, ?? ???????? ?? ????? ????:. ????? ?? ????? ??? ??? ????? ???? ???? ?? ?? ????? ???, source.com ??? ??? ????? ????? ?? ??? ????? ?????? ???? ?????? SMTP ????? ?? ?? ?? ????? ????? ??? ????? ??? ??? source.com ????? ?? ??? PTR ?????? ????? ???? ?? ?? ??? ??, ?? ?????? SMTP ????? ????? ?? ?????? ?????

???:??? ???? ??????? ??????? ?? ?? ??????? ?? ?????? ?? ?? ???????? IP ??? ????? ?? ??? ??, ?? Exchange Server ????? ?? ??? ???? ?? ??? ???????? ???? ??? ???? ??Source.com????? ?? ??? SMTP ?? ?????? ?? ?? ??????? ????? ???? ?? ??? ?????? ?????

???:?? ??? ??????? ?? SMTP ??????? ????? ?? ???? ????? ?? ??? ????????? ???? ?? ?????? ???????? ???? ?? ??? Exchange ????? ?? ???????? ?? ???? ???? ?? ?? ??? ??, ?? ????? lookups ??? ??????? ???????? ?? ?? ?? ???? ?? ?????? ?? ??????? ?????? ????????? ????????????? ??????????? ?? SMTP ??????? ????? ?? ????-????? ???? ?? ???? ??? ????? ???? ??????.
????? ?? ???? ????

????????

?? ?????? ?? ?? ???? ?? ???, ????? ????? ?? ???? ????::
  1. ?? ????????? ???? ?? ???? ????????? DNS ??????? ?? ?? ???? DNS ????? ?? hosted ??? ???? ???? DNS ????? ?? ????? ?? ????:
    • ??? ????? ????? (A) ??????? ???? ?? ??? ????? ???? ?? ?? ???? ????? ?? ??? ??? MX ??????? ???? ?????? ??? ?????? ?? ???, MX ??????? ?? ???Source.com??? ???? ?? ??? ??????Source.com.Mail.Source.com??? ????? ?-??? ????? ???
    • ????????? ???? ?? ????? (A) ??????? ???? ?? ??? ??? ????? IP ??? ????? ???? ??? ?????? ?? ???, ????????? ???? ?? ??Mail.Source.com????? 209.54.61.76 ???? ?? ??? ??? ?? ??? ????????? IP ??? ???? ?-??? ????? ?? ??? ???
  2. ???????? SMTP ????? ?? ???? ??????? ?-??? ????? ?? ?? Exchange Server ????????, ?? ??? ?? ?? ????????? IP ?? ??? ??? ????? PTR ?????? ????????? ???? ?? SMTP ????? ?? Exchange ????? ???????? ?? ???? ??? ????????, ????, ?? ???? ???? ?????? ?? ??? IP ?? ??? ???? ????? ??????? ???????? ???? ?? ??? ????? ???? ??? ?? ???? ?? ?? ??? ?????? ??????? ??????? ??? ??? ???

    ?????? ?? ???, ???? Exchange Server ???????? ?? ?????? IP 10.10.10.1 ?? ??? ??? ???????? ?? ???? ??, ?? ???????? ?? ??? ????? IP 4.3.2.1 ?? ???

    ????? ?? Exchange ????? ???????? ?? ?? ??? ?-???Source.com???????? ?????? ????? ???????????? ??? ????? ????? ?? 4.3.2.1 IP ??? SMTP ????? ?? ??? ?????? ?? ??? ??? ???????????? ?-??? ????? ?? ?? IP ????? DNS ????? ????????? ???? ?? ???, necessarily ???? MX ??????? ????? ?-??? ????? ??? ??? ????? ????? ??????? ???? ?? ??? ????? ???? 4.3.2.1 ?? ??? ?? PTR ?????? ???? ?????Source.com??????
????? ?? ???? ????

???? ???????

????? ????? ????? ?? ???????? overhead ?? ???? ???? ??, ????? ??????? ??? ?? ??????? ?? ??? ?? (?????) ??????? ?-??? ????? ?? ???????? ????? ??? ??? ???? ?? ??? ????? ???? ??? ?? ??? ?-??? ??????? ?? ?????? lookups ?? ???? ?? ??? ???? SMTP ????? ?? ???????? ?? ???? ???? ?? ????????? ???? ?? IP ??? ?? ?????? ?? ?-??? ????? ????? ?? ??????: ??????????? ????? ??? (FQDN) ??? ?????? ?? ????? ??? ???? ???

??? ??????? ????? ?? ??? ????? ?????? ????? ?? IP ??? ?? ??????? SMTP ????? ??? ????? ?? ????? ???? ?? ?? ????? PTR ??????? ????? ?? ???????? ??? ???-??? ?? ??? ????? ?? ???????? ?? ?? PTR ??????? Exchange ?? ???? SMTP ??????? ????? ?? ???????? FQDN ??????? ??????????, ?? ?? MX ??????? ????? ?? ??????? ????? AOL.com, Qwest.net, Mindspring, Earthlink ?? Hotmail ????? ??? ?? ????? ?? ??? ??? ?????, ?? ??? ??? ????? PTR ?? ????? ????? ????? ??????? ????? ?? ????? ?? ??????? DNS ????? ???

??? ?? ?????? ?????? ????? SMTP ????? ?? ???? ??? ??? SMTP ?????? ?????????, ?????? ???? ?? ??? ????? ?? ???? ????? ????:
C:\telnet server.destination.com 25 
220 mail.destination.com ESMTP Postfix 
helo source.com 
250 mail.destination.com 
mail from:user@source.com 
250 Ok 
rcpt to:user@destinationdomain.com 
554 <user@source.com>: Sender address rejected: Domain not found
??? ??, ??? ?? ?????? ????? ?? ?? AOL MX ?????? 25 ?? ???, ????? ?????:
220-rly-ya06.mx.aol.com ESMTP mail_relay_in-ya6.3; Fri, 20 Jan 2006 22:15:42 -05 00 
220-America Online (AOL) and its affiliated companies do not 
220- authorize the use of its proprietary computers and computer 
220- networks to accept, transmit, or distribute unsolicited bulk 
220- e-mail sent from the internet. Effective immediately: AOL 
220- may no longer accept connections from IP addresses which 
220 have no reverse-DNS (PTR record) assigned.
????? ?? ???? ????

??????

?? ??????? ??????? ?????? ??..
????? ?? ???? ????

??????

??? ??????? ?? ??? ?????? DNS ????? ?? ???? ??? ???? ??????? ?? ??? Microsoft ???????? ??? ???? ????? ?? ??? ????? ???? ?????? ?? ????? ????:
297412  (http://support.microsoft.com/kb/297412/ ) ????? ??? ?????? ?? ??? "??????? ?????? DNS ????? ?? ??? ??? ?????" ?????? ??
PTR ??????? ?? ???? ??? ???? ??????? ?? ??? ?????? ?? Microsoft ???????? ??? ????? ?? ??? ????? ???? ???????? ?? ????? ????:
166753  (http://support.microsoft.com/kb/166753/ ) Microsoft DNS ????? ????? ????? ?????? ????? ??????? ???? ??? ??
322856  (http://support.microsoft.com/kb/322856/ ) Exchange ????? ?? ??? ????? ???? ?? ??? DNS ?? ???????? ???? ????
???? ??????? ?? ??? DNS ?? ???? ??? ?? ????? ????? ???? ?? ???? ???, ????? Microsoft ??? ???? ?? ????:

???????? ???? ??? SMTP ??????? ??? Exchange 2000 ?? Exchange Server 2003 ?? ???? ??? ???? ??????? ?? ??? Microsoft ???????? ??? ???? ????? ?? ??? ????? ???? ?????? ?? ????? ????:
265293  (http://support.microsoft.com/kb/265293/ ) Exchange ??? SMTP ??????? ?? ???????? ???? ????
SMTP ????? ?? ??????? ???? ?? ??? 25 ????? ?? ????? ???? ???? ?? ???? ??? ???? ??????? ?? ??? Microsoft ???????? ??? ???? ????? ?? ??? ????? ???? ?????? ?? ????? ????:
153119  (http://support.microsoft.com/kb/153119/ ) SMTP ????? ?? ??????? ???? ?? ??? ????? 25 ??????
Microsoft Exchange 5.5 ????? ??? ???? ???????? ?? ???? ??? ???? ??????? ?? ??? Microsoft ???????? ??? ???? ????? ?? ??? ????? ???? ?????? ?? ????? ????:
198981  (http://support.microsoft.com/kb/198981/ ) SMTP ????? ???? ???? ?? ??? ?????? ???? ?? ??? ??? ?????
????? ?? ???? ????
???? ???? ???? ??:
  • Microsoft Exchange Server 2003 Enterprise Edition
  • Microsoft Exchange Server 2003 Standard Edition
  • Microsoft Windows Small Business Server 2003 Premium Edition
  • Microsoft Windows Small Business Server 2003 Standard Edition
  • Microsoft Exchange 2000 Server Standard Edition
????? ?? ???? ????
??????: 
kbprb kbmt KB300171 KbMthi
????? ?? ???? ????
???? ?????? ???????????? ?????? ????????
??????????: ?? ???? ?? ???? ??????? ?? ????? ?? Microsoft ????-?????? ?????????? ?????? ?????? ???? ??? ??. Microsoft ???? ??? ????-???????? ?? ????-???????? ????? ?????? ?? ???? ???????? ???? ?? ???? ????? ????? ??? ?? ??? ?????? ?? ???? ???? ???? ??? ????? ??. ???????, ????-???????? ???? ????? ???? ???? ???? ???. ?????, ????????, ?????-???? ?? ??????? ?? ???????? ?? ???? ???, ???? ?? ??? ?????? ???? ???? ??? ????? ??? ?? ???? ??. Microsoft ??????? ??? ???? ?? ?????? ?? ??????????, ????????? ?? ??? ?????? ?? ???? ????? ?? ???? ???????? ?? ??? ???? ????? ?? ??? ????????? ???? ??. Microsoft ????-?????? ?????????? ?? ????? ?????? ?? ?? ??? ??.
?????????? ?? ??????? ????????? ??????? ??:300171  (http://support.microsoft.com/kb/300171/en-us/ )
????? ?? ???? ????