Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Glenn Henshaw
The usual trick is to include an image fetched by a URL. The URL contains the image address, as well as some unique identifier that identifies you. The image is fetched when you display the page, confirming that you received it. MUAs (User Agents) also support Return Receipts to varying

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Jeffrey Taylor
The only caveat with this is if your mail client blocks the loading of images by default. Spammers used the trick of a 1px X 1px transparent jpg to track their conversions so some mail clients stopped loading images by default. Jeffrey Taylor 613-325-1368 On 2012-01-06, at 8:14 PM, Glenn

Re: [OCLUG-Tech] Linux Digest, Vol 85, Issue 4

2012-01-06 Thread Jeff Green
When you can ping other machines via internal IP addresses (on the same switched network), you're not really using dns. You're actually using arp tables that uses the layer two addressing within your client operating system. (MAC addresses) Internally, you are just using the router's

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Ian Ward
On Fri, Jan 6, 2012 at 7:26 PM, Robert P. J. Day rpj...@crashcourse.cawrote: the lawyer took it one step further, asking whether there was a way to absolutely *guarantee* that someone you emailed had read that email. i'm not a mail protocol expert but i thought about it briefly, then said

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Richard Guy Briggs
On Fri, Jan 06, 2012 at 09:20:38PM -0500, Ian Ward wrote: On Fri, Jan 6, 2012 at 7:26 PM, Robert P. J. Day rpj...@crashcourse.cawrote: the lawyer took it one step further, asking whether there was a way to absolutely *guarantee* that someone you emailed had read that email. i'm not a mail

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Charles MacDonald
On 12-01-06 09:20 PM, Ian Ward wrote: People commonly call a shared exchange server email, and I believe with exchange and a bunch of microsoft email clients you can tell when an email has been displayed. But even then, I don't know how this could ever be the same as saying that a person

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Brenda J. Butler
On Fri, Jan 06, 2012 at 07:26:51PM -0500, Robert P. J. Day wrote: lunching with some friends today, and got into an interesting debate with someone who was a lawyer and someone who was a marketing person. we started talking about sending out email, and whether it was technically

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Shawn H Corey
On 12-01-06 10:12 PM, Brenda J. Butler wrote: The email protocol does not include any way to check if the email has been read. People have used other tricks to tell if the email has been opened. One is the include a link and if the person clicks on it, the email has been read. Another is

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Shawn H Corey
On 12-01-06 07:26 PM, Robert P. J. Day wrote: the lawyer took it one step further, asking whether there was a way to absolutely*guarantee* that someone you emailed had read that email. Don't hire this guy. He should know enough about the way people act to realize that you can guarantee

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Brenda J. Butler
On Fri, Jan 06, 2012 at 10:28:34PM -0500, Shawn H Corey wrote: On 12-01-06 10:12 PM, Brenda J. Butler wrote: The email protocol does not include any way to check if the email has been read. People have used other tricks to tell if the email has been opened. One is the include a link and

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Charles MacDonald
On 12-01-06 10:30 PM, Shawn H Corey wrote: On 12-01-06 07:26 PM, Robert P. J. Day wrote: the lawyer took it one step further, asking whether there was a way to absolutely*guarantee* that someone you emailed had read that email. Don't hire this guy. He should know enough about the way people

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Brenda J. Butler
On Fri, Jan 06, 2012 at 10:42:47PM -0500, Brenda J. Butler wrote: On Fri, Jan 06, 2012 at 10:28:34PM -0500, Shawn H Corey wrote: On 12-01-06 10:12 PM, Brenda J. Butler wrote: The email protocol does not include any way to check if the email has been read. People have used other

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Shawn H Corey
On 12-01-06 10:48 PM, Brenda J. Butler wrote: On Fri, Jan 06, 2012 at 10:42:47PM -0500, Brenda J. Butler wrote: On Fri, Jan 06, 2012 at 10:28:34PM -0500, Shawn H Corey wrote: On 12-01-06 10:12 PM, Brenda J. Butler wrote: The email protocol does not include any way to check if the email has

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Glenn Henshaw
99% of the email users in the world don't understand filters, MUAs or Exchange. They will view the message and get counted. (They also run the virus installs and keep the consultants at FutureShop in business). :) -- Glenn Henshaw Waterloo, Canada Email: thraxi...@mac.com On

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Michael P. Soulier
On 06/01/12 Glenn Henshaw said: The usual trick is to include an image fetched by a URL. The URL contains the image address, as well as some unique identifier that identifies you. The image is fetched when you display the page, confirming that you received it. All the more reason to

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Richard Guy Briggs
On Fri, Jan 06, 2012 at 10:59:25PM -0500, Shawn H Corey wrote: On 12-01-06 10:48 PM, Brenda J. Butler wrote: On Fri, Jan 06, 2012 at 10:42:47PM -0500, Brenda J. Butler wrote: On Fri, Jan 06, 2012 at 10:28:34PM -0500, Shawn H Corey wrote: On 12-01-06 10:12 PM, Brenda J. Butler wrote: The

Re: [OCLUG-Tech] how does current email protocol support mail receipt verification?

2012-01-06 Thread Greg
Whatever contract you signed will have said something along the lines of delivered by registered mail will be deemed to be sufficient notice. However, the contract, or applicable case law, may require only that the document be delivered to a place. A court would not care whether you read it or