On Thu, Mar 08, 2007 at 14:27:06 -0500, Russel Oliver wrote:
...
> I know verizon connects back to check if it can deliver to the senders account
> before it accepts any mail and I have that functionality in place ... but it
> seems perhaps they have changed something in that transaction. Has anyone
> found a solution for this problem? Below is a clip from the smtp log when
> verizon tries to connect to verify the user. Verizon is the only domain I have
> any problems sending email to.
>
> 2007-03-08 14:34:23.430384500 tcpserver: pid 8682 from 206.46.252.143
> 2007-03-08 14:34:23.431152500 tcpserver: ok 8682
> postoffice02.slingo.com:64.21.82.154:25
> sv7pub.verizon.net:206.46.252.143::60718
> 2007-03-08 14:35:15.620286500 tcpserver: end 8682 status 256
These are not enough to tell what verizon attempted.
Either patch your qmail or use tcpdump to find out what
commands verizon sends and what your qmail replied.
Whatever it does, it takes almost one minute.
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