Re: Some errors in /var/log/maillog

2003-09-05 Thread Swapana Ghosh
Thanks you very much. -Swapna Reverse lookup failed? the zone for xxx.xxx.xx.35 (and others) doesn't have any PTR records for that ip or the zone does not exist on any dns server. ___ Linux-users mailing list [EMAIL PROTECTED]

Re: Some errors in /var/log/maillog

2003-09-05 Thread Bill Campbell
On Fri, Sep 05, 2003, Swapana Ghosh wrote: Thanks you very much. -Swapna Reverse lookup failed? the zone for xxx.xxx.xx.35 (and others) doesn't have any PTR records for that ip or the zone does not exist on any dns server. BTW: This is an excellent criteria for spam blocking,

Re: Some errors in /var/log/maillog

2003-09-05 Thread Keith Morse
On Fri, 5 Sep 2003, Bill Campbell wrote: On Fri, Sep 05, 2003, Swapana Ghosh wrote: Thanks you very much. -Swapna Reverse lookup failed? the zone for xxx.xxx.xx.35 (and others) doesn't have any PTR records for that ip or the zone does not exist on any dns server. BTW: This

Re: Some errors in /var/log/maillog

2003-09-05 Thread Jack Berger
Same here. We were getting a ton of spam on our server. Implemented these types of rules and it virtually dropped to zero. Problem was many of our member companies have misconfigured dns and mail servers and we were bouncing vaidi mail. Pleas w/them to fix THEIR stuff, even help them do it, only

Some errors in /var/log/maillog

2003-09-04 Thread Swapana Ghosh
Hi We are running sendmail in one of our server. Last few days in the /var/log/maillog , i am getting this type of error messages. Sep 4 00:25:01 server sendmail[23133]: gethostbyaddr(xxx.xxx.xx.35) failed: 1 Sep 4 00:25:01 server sendmail[23133]: gethostbyaddr(xxx.xxx.xx.37) failed: 1

Re: Some errors in /var/log/maillog

2003-09-04 Thread Keith Morse
On Thu, 4 Sep 2003, Swapana Ghosh wrote: Hi We are running sendmail in one of our server. Last few days in the /var/log/maillog , i am getting this type of error messages. Sep 4 00:25:01 server sendmail[23133]: gethostbyaddr(xxx.xxx.xx.35) failed: 1 Sep 4 00:25:01 server