So is the 92.242.132.2 the address for your linux mail server? You can use the telnet trick I posted earlier to check functionality.
Jeremiah E. Bess Network Ninja, Penguin Geek, Father of four On Sun, May 31, 2009 at 10:15, Jibz <[email protected]> wrote: > > Name: mx.mydomain.com > Address: 92.242.132.2 > > > On Sun, May 31, 2009 at 9:40 PM, Jeremiah Bess <[email protected]>wrote: > >> From a machine other than your linux mail server, type this at a command >> prompt: >> >> nslookup -type=mx mydomain.com >> >> post the results here >> >> Jeremiah E. Bess >> Network Ninja, Penguin Geek, Father of four >> >> >> On Sun, May 31, 2009 at 10:06, Jibz <[email protected]> wrote: >> >>> maybe i'm being too foolish..... how do i find that??? >>> >>> >>> On Sun, May 31, 2009 at 9:34 PM, Jeremiah Bess >>> <[email protected]>wrote: >>> >>>> The MX record that points to mydomain.com >>>> >>>> Jeremiah E. Bess >>>> Network Ninja, Penguin Geek, Father of four >>>> >>>> >>>> On Sun, May 31, 2009 at 10:03, Jibz <[email protected]> wrote: >>>> >>>>> MX record of my linux server or the windows exchange server? >>>>> >>>>> >>>>> On Sun, May 31, 2009 at 9:29 PM, Jeremiah Bess < >>>>> [email protected]> wrote: >>>>> >>>>>> What does your MX record point to? >>>>>> >>>>>> Jeremiah E. Bess >>>>>> Network Ninja, Penguin Geek, Father of four >>>>>> >>>>>> >>>>>> On Sun, May 31, 2009 at 09:56, Jibz <[email protected]> wrote: >>>>>> >>>>>>> hey!!! thanks!! that did a great help >>>>>>> >>>>>>> but i have a small issue pending... >>>>>>> >>>>>>> the mails if i send to *[email protected]* are being >>>>>>> delivered, but the ones to *[email protected]* are not. >>>>>>> >>>>>>> why could it be so??? >>>>>>> >>>>>>> mails being send from my server are being received as * >>>>>>> [email protected]*. >>>>>>> >>>>>>> how do i change it to *[email protected]*?? >>>>>>> >>>>>>> where do i define my domain??? >>>>>>> >>>>>>> >>>>>>> On Sun, May 31, 2009 at 9:25 AM, Jeremiah Bess < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> I'm not an exchange guy, so I can't help much in that area. Is there >>>>>>>> any reason why you have to use the exchange server as a relay? >>>>>>>> >>>>>>>> Jeremiah E. Bess >>>>>>>> Network Ninja, Penguin Geek, Father of four >>>>>>>> >>>>>>>> >>>>>>>> On Sat, May 30, 2009 at 21:28, Jibz <[email protected]> wrote: >>>>>>>> >>>>>>>>> Is there any way i can tell my mail server to not to deny that IP? >>>>>>>>> Can i change the configuration not to check for relay? >>>>>>>>> >>>>>>>>> On Sun, May 31, 2009 at 2:48 AM, Jeremiah Bess < >>>>>>>>> [email protected]> wrote: >>>>>>>>> >>>>>>>>>> This is because your internet address does not reverse map to the >>>>>>>>>> DNS domain you are sending from. You need to set your external DNS >>>>>>>>>> to use >>>>>>>>>> your NATed address, or use a dynamic DNS hosting service like dnydns >>>>>>>>>> or >>>>>>>>>> no-ip.com. >>>>>>>>>> >>>>>>>>>> Basically, when you go to iptools.com and do a MX lookup for >>>>>>>>>> yourdomain.com, it should show the internet address of your ISP >>>>>>>>>> modem. Additionally, your IP should reverse map to yourdomain.com. >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> Jeremiah E. Bess >>>>>>>>>> Network Ninja, Penguin Geek, Father of four >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> On Sat, May 30, 2009 at 12:10, Jibz <[email protected]> wrote: >>>>>>>>>> >>>>>>>>>>> I have setup a mail server on CentOS 5 >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> sendmail-8.13 >>>>>>>>>>> >>>>>>>>>>> I'm able to sent and receive mails from yahoo and gmail. >>>>>>>>>>> I've another microsoft exchange server on the same network. Mails >>>>>>>>>>> sent from that server to my mail server gets bounced. >>>>>>>>>>> >>>>>>>>>>> I got this error in /var/log/mail >>>>>>>>>>> >>>>>>>>>>> *May 30 22:11:24 myhostname sendmail[31981]: n4UGfO5L031981: >>>>>>>>>>> ruleset=check_rcpt, arg1=<[email protected]>, relay= >>>>>>>>>>> mx1.exchangeserver.com[public IP of exchange server] (may be >>>>>>>>>>> forged), reject=550 5.7.1 <[email protected]>... Relaying >>>>>>>>>>> denied. IP name possibly forged [public IP of exchange server] >>>>>>>>>>> >>>>>>>>>>> May 30 22:11:24 myhostname sendmail[31981]: n4UGfO5L031981: >>>>>>>>>>> from=<usern...@exchangeserver>, size=0, class=0, nrcpts=0, >>>>>>>>>>> proto=SMTP, daemon=MTA, relay=mx1.exchangeserver.com [public IP >>>>>>>>>>> of exchange server] (may be forged)* >>>>>>>>>>> >>>>>>>>>>> As the exchange server is in my network if you do a lookup for >>>>>>>>>>> the domain name of that server you will get the local IP only. >>>>>>>>>>> >>>>>>>>>>> So i changed the entry of my /etc/hosts file >>>>>>>>>>> >>>>>>>>>>> and added >>>>>>>>>>> >>>>>>>>>>> <PUBLIC IP> <exchangeserver.com> >>>>>>>>>>> >>>>>>>>>>> Now still the mails bounces but a different error >>>>>>>>>>> >>>>>>>>>>> *May 30 22:42:10 myhostname sendmail[32645]: n4UHCASl032645: >>>>>>>>>>> ruleset=check_rcpt, arg1=<[email protected]>, >>>>>>>>>>> relay=mail.exchangeserverom [public IP of exchange server], >>>>>>>>>>> reject=550 5.7.1 >>>>>>>>>>> <[email protected]>... Relaying denied >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> May 30 22:42:10 myhostname sendmail[32645]: n4UHCASl032645: >>>>>>>>>>> from=<usern...@exchangeserver>, size=0, class=0, nrcpts=0, >>>>>>>>>>> proto=SMTP, daemon=MTA, relay=mail.exchangeserver[public IP of >>>>>>>>>>> exchange >>>>>>>>>>> server]* >>>>>>>>>>> >>>>>>>>>>> Please help me out!!!! >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> -- >>>>>>>>> "The will of God will never take you where the Grace of God will >>>>>>>>> not protect you." >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> "The will of God will never take you where the Grace of God will not >>>>>>> protect you." >>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> >>>>>> >>>>> >>>>> >>>>> -- >>>>> "The will of God will never take you where the Grace of God will not >>>>> protect you." >>>>> >>>>> >>>>> >>>> >>>> >>>> >>> >>> >>> -- >>> "The will of God will never take you where the Grace of God will not >>> protect you." >>> >>> >>> >> >> >> > > > -- > "The will of God will never take you where the Grace of God will not > protect you." > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Linux Users Group. 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