anybody here from verizon's e-mail department?

Dave Pooser dave.nanog at
Wed Feb 22 16:17:28 UTC 2006

> Which probably means Paul is blocking whatever server Verizon is using
for its
> sender verification

Something I've seen before is a lot of mail servers will wait 10-45 seconds
before presenting an SMTP prompt to remote hosts; spambots typically won't
wait that long and give up. But since Verizon's sender verification (as of a
couple months ago; haven't checked recently) times out after 30 seconds,
that technique can have the side effect of making Verizon customers
Dave Pooser, ACSA, CCNA
Manager of Information Services
Alford Media

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