Bind and MailScanner
smhickel at chartermi.net
Tue Sep 4 14:38:07 IST 2001
In my search for the answer to this problem, I sort of figured it out.
Turns out it was a reverse dns thing. Here is a manual I found in case
others can benefit.
> I am trying to get mailscanner to send to an isp via smtp. I have the
> mailscanner box in the local 192.168.1.x subnet. I set up dns in rh 9.0,
> and I have webmin's latest version. I have sendmail sending to a relay
> server at the ISP. Webmin bind says it is version *BIND version 9.2.1*
> When I run the dig -x 192.168.1.250 command it shows it to belong to an
> outside address at internic as opposed to my internal domain:
> [root at mail root]# dig -x 192.168.1.250
> ; <<>> DiG 9.2.1 <<>> -x 192.168.1.250
> ;; global options: printcmd
> ;; Got answer:
> ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 51663
> ;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0
> ;; QUESTION SECTION:
> ;250.1.168.192.in-addr.arpa. IN PTR
> ;; AUTHORITY SECTION:
> 168.192.in-addr.arpa. 10800 IN SOA prisoner.iana.org.
> hostmaster.root-servers.org. 2002040800 1800 900 604800 604800
> ;; Query time: 472 msec
> ;; SERVER: 192.168.1.254#53(192.168.1.254)
> ;; WHEN: Mon Dec 15 20:54:44 2003
> ;; MSG SIZE rcvd: 121
> So, when I send email from 192.168.1.250 it shows up in the mailscanner
> log as being rejected for relay as it can not do a domain lookup on
> 192.168.1.250. I tried entering a reverse dns record, but that didn't
> seem to help.
> From what I could figure, it almost seemed like dns wasn't working from
> webmin or something.
> Any thoughts?
> This message has been scanned for viruses and
> dangerous content by MailScanner, and is
> believed to be clean.
> MailScanner thanks transtec Computers for their support.
This message has been scanned for viruses and
dangerous content by MailScanner, and is
believed to be clean.
MailScanner thanks transtec Computers for their support.
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