[CentOS] Centos 4 / Postfix / SMTP
Mike Kercher
mike at CamaroSS.net
Mon May 9 12:51:50 UTC 2005
Chris Mauritz <> scribbled on Monday, May 09, 2005 7:47 AM:
> Nigel Kendrick wrote:
>
>>
>> Nope - no firewall - I've just double checked:
>>
>> [root at woking ~]# chkconfig --list | grep ip
>> iptables 0:off 1:off 2:off 3:off 4:off 5:off 6:off
>>
>>
>>
>>
>
> Can you telnet to port 25 of your upstream host from another "known
> working" system?
>
> Cheers,
>
> C
What does iptables -L show you?
Can you ping a host outside your network (google.com for example)?
Mike
More information about the CentOS
mailing list