Ben While my list doesn’t have anyone from the domains listed, I do appreciate the time you took to post this information. It is much appreciated. Have a great weekend! Nathan W. Gray Systems Administrator Campus Card Services James Madison University [log in to unmask] 540-568-2879 † On 4/11/14, 10:42 AM, "Ben Parker" <[log in to unmask]> wrote: >So what do we know about what is going on? What magic LISTSERV settings >do I >need to work around this? Should I turn off or change my auto-delete >settings? What can I as a list owner do? > >First, let's be clear on what is happening. > >A subscriber/list member from *@besteffort.com address (or other private >domain) posts a message to your list. It goes to all subscribers. No >problem >for anyone. > >A subscriber/list member from *@yahoo.com posts a message (or a reply to >the >above message) to your list. This will go to some subscribers, but will >NOT >go to subscribers/list members at yahoo.com or >hotmail.com/live.com/msn.com/ >outlook.com, Comcast.net, Gmail.com and several other domains. Messages >to >these domains will not only not be delivered but will be bounced/refused >as if >the recipients at those domains do not exist. Thus, after a few such >messages, your subscribers/list members at all of those problematic >domains >are at risk to be auto-deleted from your list(s). This may amount to more >than half of your total subscribers. > > >What can you do about this? Immediate solutions: > >For now, you must prevent subscribers/list members from *@yahoo.com >addresses >from posting any messages to your list. They simply cannot participate in >your list if they send from a *@yahoo.com address. They can receive and >read >messages from other subscribers/list members and they can send from >another >address, if they have one. > > The LISTSERV command is: QUIET SET listname NOPOST FOR *@yahoo.* > >Send a message to your list explaining the issue and what action members >from >*@yahoo.com addresses will need to take to continue to participate in the >list. (Basically, get a new email address.) > > >ALTERNATIVE: You can set all members from *@yahoo.com addresses to REVIEW >status. This means their messages will come to a moderator/editor of your >list. The moderator/editor can then forward/repost the message so that it >comes from their own address, not from the *@yahoo.com address that >originally >posted the message. This can be a lot of work and for some lists the >traffic >is simply too great for this to be a viable option. > > The LISTSERV command is: QUIET SET listname REVIEW FOR *@yahoo.* > > >---------------- >The simple answer is that for the moment, you cannot allow list members >with >*@yahoo.com addresses to post messages to your lists. > > >1. Should we put a filter in place to preclude new yahoo accounts? > > LIst configuration setting: Filter= also, *@yahoo.* > >Yes, this will prevent posted messages, and new subscribers from posting >messages or joining your list. > > >2. Are digests included in Yahoo's trap? > >No. Digests are formed by and sent from LISTSERV@... Even though there >may be >messages from *@yahoo.* within the Digest, the From: address is >LISTSERV@... >and this does not cause any problem. But you need to set ALL subscribers >to >Digest: > >The LISTSERV command is: QUIET SET listname DIGEST FOR *@* > > >Longer term solutions: > >L-Soft is working on a change to LISTSERV that will basically re-write the >From: *@yahoo.com addresses to something that does not cause the >bounce/rejection problem. This requires changes at the server level and >is >not accessible to subscribers or List Owners. This is in testing now. >One >problem with this approach is that such re-written From: addresses will >likely >go into your "spam" folder where you may not see them. Although this is >problematic in itself, this is somewhat better than not allowing any >messages >from *@yahoo.com address at all. > >############################ > >To unsubscribe from the LSTOWN-L list: >write to: mailto:[log in to unmask] >or click the following link: >http://peach.ease.lsoft.com/scripts/wa-PEACH.exe?SUBED1=LSTOWN-L&A=1 ############################ To unsubscribe from the LSTOWN-L list: write to: mailto:[log in to unmask] or click the following link: http://peach.ease.lsoft.com/scripts/wa-PEACH.exe?SUBED1=LSTOWN-L&A=1