nanog mailing list archives
Re: Why do so few mail providers support Port 587?
From: Nils Ketelsen <nils.ketelsen () kuehne-nagel com>
Date: Thu, 24 Feb 2005 17:16:14 -0500
On Thu, Feb 24, 2005 at 04:51:50PM -0500, andrew2 () one net wrote:
There seem to be many who feel there is no overwhelming reason to support 587. I can certainly see that point of view, but I guess my question is what reasons do those of you with that viewpoint have *not* to implement it? I just don't see the harm in either configuring your
Oh thats easy: It creates costs (for implementing it on the servers and clients) and produces no benefit.
MTA to listen on an extra port, or just forward port 587 to 25 at the network level. Other than a few man-hours for implementation what are the added costs/risks that make you so reluctant? What am I missing?
You are missing the operational costs (has to be included in the regular failover tests, has to be monitored, has to be fixed if something breaks etc.) Any system I introduce is increasing risks and costs. If there is no benefit to justify these, I won't do it. Nils
Current thread:
- Re: Why do so few mail providers support Port 587?, (continued)
- Re: Why do so few mail providers support Port 587? Valdis . Kletnieks (Feb 24)
- Re: Why do so few mail providers support Port 587? Jim Popovitch (Feb 24)
- Re: Why do so few mail providers support Port 587? Adrian Chadd (Feb 24)
- Message not available
- Message not available
- Message not available
- Re: Why do so few mail providers support Port 587? Adrian Chadd (Feb 25)
- Re: Why do so few mail providers support Port 587? Eric A. Hall (Feb 25)
- Re: Why do so few mail providers support Port 587? Frank Louwers (Feb 25)
- Re: Why do so few mail providers support Port 587? Valdis . Kletnieks (Feb 25)
- Re: Why do so few mail providers support Port 587? Nils Ketelsen (Feb 25)
- Re: Why do so few mail providers support Port 587? Joe Maimon (Feb 25)
- Re: Why do so few mail providers support Port 587? Eric A. Hall (Feb 25)
- Re: Why do so few mail providers support Port 587? Nils Ketelsen (Feb 24)
- Re: Why do so few mail providers support Port 587? Valdis . Kletnieks (Feb 24)
- RE: Why do so few mail providers support Port 587? andrew2 (Feb 25)
- Re: Why do so few mail providers support Port 587? Andrew - Supernews (Feb 24)
- Re: Why do so few mail providers support Port 587? Robert L Mathews (Feb 26)
- Re: Why do so few mail providers support Port 587? Jim Popovitch (Feb 26)
- Re: Why do so few mail providers support Port 587? Mikael Abrahamsson (Feb 26)