In message <549fba7cc2alan.dawes@xxxxxxxxxx> Alan P Dawes <alan.dawes@xxxxxxxxxx> wrote: > For what it is worth. I've been told that plusnet, talk talk, BT etc > initially use the IP address it has allocated to the router to > authenticate email access and if this is not recognised then requires user > name / password (or inmsome cases both). If John's router retains a log of > all the events and he finds that just before he had the problem it was > disconnected eg due to work at the "exchange" it is very likely that he > would have been issued a different IP address when reconnected. If that > was in a new range of addresses allocated to Plusnet it may not have yet > been registered with their email servers and thus gave "authentification > invalid". I first came across a similar problem with BT's news server > (Giganews not now included with BT) which only authenticated by IP address > where the only way around it was to turn off the router and then reconnect > which resulted in a different IP address being allocated which hopefully > was in the range of addresses registered with the news server. Thanks Alan, that is almost certainly what happened. John Gillard > -- > alan.dawes@xxxxxxxxxxxxx > alan.dawes@xxxxxxxxxx > Using an Acorn RiscPC > --- > To alter your preferences or leave the group, > visit //www.freelists.org/list/armini-support > List-related queries to info@xxxxxxxxxxxx John --- To alter your preferences or leave the group, visit //www.freelists.org/list/armini-support List-related queries to info@xxxxxxxxxxxx