Patrick W. Gilmore wrote:
On Jun 1, 2005, at 12:28 PM, Steven Champeon wrote:
IOW, VZ isn't even checking to see if a zombie'd host is forging its own domain into HELO, regardless of whether it comes from Comcast or UUNet, and as long as the forged sender has a verizon.net address, and the recipient hasn't blocked VZ's silly callback system, the message is relayed. Thanks, Verizon. We can hear you now.
The other half of this is if you are on VZ's network and try to send mail through their system, you cannot unless you have a "verizon.net" from address. Or at least that was the case when my friend with VZ DSL tried to send e-mail through VZ from her personal domain.
Assuming it does via their systems - most zombies have their own smtp engine from what I understand -- Martin Hepworth Snr Systems Administrator Solid State Logic Tel: +44 (0)1865 842300 ********************************************************************** This email and any files transmitted with it are confidential and intended solely for the use of the individual or entity to whom they are addressed. If you have received this email in error please notify the system manager. This footnote confirms that this email message has been swept for the presence of computer viruses and is believed to be clean. **********************************************************************