On Sat, 17 Nov 2012 18:38:24 +0000, Julian Yon wrote: ... > > Don't think that regular colo/VPS server promise much more. The main > > problem on cable/DSL is the usual lack of an actually fixed address. > > Yes, that's also a problem. Not unsolvable, but irritating.
Actually, that's the line I wouldn't cross. It would mean that my mails may get offered to other servers... (however slim the chance that there is one.) > Here, DSL > providers typically offer no SLA at all, certainly on residential lines. > So even if you only get a three nines promise on your colo, you're > winning. The colo may promise, but a promise is only something you can show your boss if it is broken. :-) ... > If your jurisdiction is .de (as per your address) then I can't comment > on that. But trust me as somebody who has banged his head against many > SMTP shaped walls (including such larks as persistent dictionary attacks > pushing loadavgs up to over 3000 - another problem you have to deal > with if you run your own server), Oh, that would just saturate my DSL, not my server. :-) So far I only had the annoying many-usernames attempts on ssl. ... > Email isn't a guaranteed delivery service. I've spent enough of my life > trying to drum that into people :( Whatever the rules in your own > jurisdiction, that doesn't affect the behaviour of servers elsewhere. Yes, but as I said the other server is under (indirect) control of the mail author. If my DSL fails for a day, and the sender's server throws it away, I will point at the auther and suggest to use a less crappy server. > > > [Actually, the server whose obligation to queue in case my MX is down > > is being paid for by the person sending the mail.] > > How long do you think they're obliged to queue it for? Eternity? Seven days (as sendmail does per default)? Send back a notification after four hours of unsuccess and a final failure notice after a few days. (Optionally different behaviour for many mails in the same direction.) > There's a dead simple DoS straight away. Sooner or later it'll be > dropped or bounced. Or no longer accepted. Keep in mind that this is the sender's mail server which shouldn't be accepting mails from everyone anyway. ... > > Well yes; I still like my mail directly appear in my inbox (even > > though I admin that I need to poll this address). > > Hmm. Didn't think to mention fetchmail/procmail/etc. It is of course > possible to construct more interesting architectures pulling and > pushing mail around, but I assumed the OP was asking about a ???normal??? > mailserver setup. If the server isn't at home, you need either webmail or a way to get it home. Andreas -- "Totally trivial. Famous last words." From: Linus Torvalds <torvalds@*.org> Date: Fri, 22 Jan 2010 07:29:21 -0800 _______________________________________________ tor-talk mailing list [email protected] https://lists.torproject.org/cgi-bin/mailman/listinfo/tor-talk
