Re: getting dns error
Sahil Tandon wrote, at 01/08/2009 10:06 PM: James D. Parra wrote: I am getting the following error when sending to the below mail server. I added the name of our internal relay server to our public dns and a ptr record, but I am still getting the error below. snip host mxi4p.craigslist.org[208.82.236.164] said: 554 5.7.1 unknown[207.47.100.34]: Client host rejected: rDNS/DNS validation failed. Please setup matching DNS and rDNS records:(in reply to RCPT TO command) snip Is there something else I need to add the postfix server? This is an internal mail relay server, behind a firewall and not accessible to the public. It only sends mail for our internal users and does not receive mail. % host 207.47.100.34 34.100.47.207.in-addr.arpa domain name pointer 207.47.100.34.static.musicreports.com. % host 207.47.100.34.static.musicreports.com Host 207.47.100.34.static.musicreports.com not found: 3(NXDOMAIN) ^^ Fix that. Or if your MX is also a relay, use that instead (either directly or as a smarthost for your internal relay): $ host musicreports.com musicreports.com mail is handled by 10 mail.musicreports.com. $ host mail.musicreports.com mail.musicreports.com has address 207.47.100.36 $ host 207.47.100.36 36.100.47.207.in-addr.arpa domain name pointer mail.musicreports.com.
RE: getting dns error
-Original Message- From: James D. Parra Sent: Thursday, January 08, 2009 6:51 PM To: Postfix users (E-mail) Subject: getting dns error Hello, I am getting the following error when sending to the below mail server. I added the name of our internal relay server to our public dns and a ptr record, but I am still getting the error below. snip host mxi4p.craigslist.org[208.82.236.164] said: 554 5.7.1 unknown[207.47.100.34]: Client host rejected: rDNS/DNS validation failed. Please setup matching DNS and rDNS records:(in reply to RCPT TO command) snip Is there something else I need to add the postfix server? This is an internal mail relay server, behind a firewall and not accessible to the public. It only sends mail for our internal users and does not receive mail. Many thanks, James Hello, Well, I fixed my DNS after the changes I made were wrong. If anyone responded to my message could you kindly resend. I'd like to fix the above problem and have my postfix setup compliant. Many thanks again, James
Re: getting dns error
James D. Parra a écrit : -Original Message- From: James D. Parra Sent: Thursday, January 08, 2009 6:51 PM To: Postfix users (E-mail) Subject: getting dns error Hello, I am getting the following error when sending to the below mail server. I added the name of our internal relay server to our public dns and a ptr record, but I am still getting the error below. snip host mxi4p.craigslist.org[208.82.236.164] said: 554 5.7.1 unknown[207.47.100.34]: Client host rejected: rDNS/DNS validation failed. Please setup matching DNS and rDNS records:(in reply to RCPT TO command) snip Is there something else I need to add the postfix server? This is an internal mail relay server, behind a firewall and not accessible to the public. It only sends mail for our internal users and does not receive mail. Many thanks, James Hello, Well, I fixed my DNS after the changes I made were wrong. If anyone responded to my message could you kindly resend. I'd like to fix the above problem and have my postfix setup compliant. The mail you posted contains: Received: from smtp-relay.musicreports.com (unknown [207.47.100.34]) if you asked for a custom rdns that fixes the problem, then you'll need to wait for DNS propagation.
getting dns error
Hello, I am getting the following error when sending to the below mail server. I added the name of our internal relay server to our public dns and a ptr record, but I am still getting the error below. snip host mxi4p.craigslist.org[208.82.236.164] said: 554 5.7.1 unknown[207.47.100.34]: Client host rejected: rDNS/DNS validation failed. Please setup matching DNS and rDNS records:(in reply to RCPT TO command) snip Is there something else I need to add the postfix server? This is an internal mail relay server, behind a firewall and not accessible to the public. It only sends mail for our internal users and does not receive mail. Many thanks, James
Re: getting dns error
James D. Parra wrote: I am getting the following error when sending to the below mail server. I added the name of our internal relay server to our public dns and a ptr record, but I am still getting the error below. snip host mxi4p.craigslist.org[208.82.236.164] said: 554 5.7.1 unknown[207.47.100.34]: Client host rejected: rDNS/DNS validation failed. Please setup matching DNS and rDNS records:(in reply to RCPT TO command) snip Is there something else I need to add the postfix server? This is an internal mail relay server, behind a firewall and not accessible to the public. It only sends mail for our internal users and does not receive mail. % host 207.47.100.34 34.100.47.207.in-addr.arpa domain name pointer 207.47.100.34.static.musicreports.com. % host 207.47.100.34.static.musicreports.com Host 207.47.100.34.static.musicreports.com not found: 3(NXDOMAIN) ^^ Fix that. -- Sahil Tandon sa...@tandon.net
