[pfx] Re: Comcast still 421 throttling (RL000001) multiple recipients.

2023-08-27 Thread Bill Sommerfeld via Postfix-users
On 8/27/23 20:50, Viktor Dukhovni via Postfix-users wrote: I am told that Comcast have raised the limits somewhat, and it should no longer be necessary to set the recipient limit to 1. I expect you should now be able to get away with something more reasonable, like 10 or worst-case 5, unless you

[pfx] Re: Comcast still 421 throttling (RL000001) multiple recipients.

2023-08-27 Thread Viktor Dukhovni via Postfix-users
On Sun, Aug 27, 2023 at 02:33:49PM -0400, Viktor Dukhovni via Postfix-users wrote: > I hope that Comcast will relax their limits to allow at least 2 (ideally > closer to 5 or 10) recipients per message so long as the sending system > does not have a "known bad" reputation. I am told that Comcast

[pfx] Re: Comcast still 421 throttling (RL000001) multiple recipients.

2023-08-27 Thread Viktor Dukhovni via Postfix-users
On Sun, Aug 27, 2023 at 11:12:03AM -0700, Bill Sommerfeld via Postfix-users wrote: > On 8/27/23 00:13, Wietse Venema via Postfix-users wrote: > > Would it be sufficient to never send more than 1 recipient per > > mesage, thus never trigger their temporary "block all mail" strategy, > > and avoid

[pfx] Re: Comcast still 421 throttling (RL000001) multiple recipients.

2023-08-27 Thread Bill Sommerfeld via Postfix-users
Thanks for your prompt responses. On 8/27/23 00:13, Wietse Venema via Postfix-users wrote: Would it be sufficient to never send more than 1 recipient per mesage, thus never trigger their temporary "block all mail" strategy, and avoid the need for the kludges described here? That's unclear. I'

[pfx] Re: Comcast still 421 throttling (RL000001) multiple recipients.

2023-08-27 Thread Viktor Dukhovni via Postfix-users
On Sun, Aug 27, 2023 at 03:13:43AM -0400, Wietse Venema via Postfix-users wrote: > Bill Sommerfeld via Postfix-users: > > About three years ago there was a thread on postfix-users ("Comcast 421 > > throttling multiple recipients") discussing a low-traffic site having > > difficulties sending to

[pfx] Re: Comcast still 421 throttling (RL000001) multiple recipients.

2023-08-27 Thread Wietse Venema via Postfix-users
Wietse Venema via Postfix-users: > Bill Sommerfeld via Postfix-users: > > About three years ago there was a thread on postfix-users ("Comcast 421 > > throttling multiple recipients") discussing a low-traffic site having > > difficulties sending to multiple recipients at comcast in a single smtp

[pfx] Re: Comcast still 421 throttling (RL000001) multiple recipients.

2023-08-27 Thread Wietse Venema via Postfix-users
Bill Sommerfeld via Postfix-users: > About three years ago there was a thread on postfix-users ("Comcast 421 > throttling multiple recipients") discussing a low-traffic site having > difficulties sending to multiple recipients at comcast in a single smtp > session. The thread starts here: > >