Thanks so much for responding. I get a red dot against btinternet SMTP (green dots for btinternet.com Account Yahoo! IMAP, Hotmail SMTP and Hotmail .co.uk) The message against btinternet SMTP is
"Could not connect to this SMTP server. Check your network connection and that you entered the correct information in account preferences. Also verify that the server supports SSL. If it does not, deselect the SSL checkbox in the Advance tab of Account Preferences"
I clicked the show details button and checked again and got 4 pages of technical stuff which is, I am afraid, gobbledegook to me....(see below)
CONNECTED Jul 07 20:19:52.393 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
CONNECTED Jul 07 20:19:52.393 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f840661e820
CONNECTED Jul 07 20:19:52.393 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
CONNECTED Jul 07 20:19:52.479 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:465 -- socket:0x7f8404ef1ed0 -- thread:0x7f84059cced0
CONNECTED Jul 07 20:19:52.539 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
CONNECTED Jul 07 20:19:52.539 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
CONNECTED Jul 07 20:19:52.647 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f8404dfb6f0
READ Jul 07 20:19:52.656 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
220 BLU0-SMTP395.phx.gbl Microsoft ESMTP MAIL Service, Version: 6.0.3790.4675 ready at Sun, 7 Jul 2013 12:19:51 -0700
READ Jul 07 20:19:52.659 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
220 BLU0-SMTP348.phx.gbl Microsoft ESMTP MAIL Service, Version: 6.0.3790.4675 ready at Sun, 7 Jul 2013 12:19:51 -0700
WROTE Jul 07 20:19:52.678 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
EHLO teresas-imac.home
WROTE Jul 07 20:19:52.685 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
EHLO teresas-imac.home
READ Jul 07 20:19:52.707 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f840661e820
* OK [CAPABILITY IMAP4rev1 ID NAMESPACE X-ID-ACLID UIDPLUS LITERAL+ CHILDREN XAPPLEPUSHSERVICE XYMHIGHESTMODSEQ AUTH=PLAIN AUTH=LOGIN AUTH=XYMCOOKIE AUTH=XYMECOOKIE AUTH=XYMCOOKIEB64 AUTH=XYMPKI] IMAP4rev1 imapgate-0.7.68_14.446672 imap406.mail.ird.yahoo.com
WROTE Jul 07 20:19:52.729 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f8405aab3a0
1.40 AUTHENTICATE PLAIN
READ Jul 07 20:19:52.796 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
250-BLU0-SMTP395.phx.gbl Hello [86.138.217.199]
250-TURN
250-SIZE 41943040
250-ETRN
250-PIPELINING
250-DSN
250-ENHANCEDSTATUSCODES
250-8bitmime
250-BINARYMIME
250-CHUNKING
250-VRFY
250-TLS
250-STARTTLS
250 OK
READ Jul 07 20:19:52.796 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f8405aab3a0
+
WROTE Jul 07 20:19:52.799 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
STARTTLS
READ Jul 07 20:19:52.803 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
250-BLU0-SMTP348.phx.gbl Hello [86.138.217.199]
250-TURN
250-SIZE 41943040
250-ETRN
250-PIPELINING
250-DSN
250-ENHANCEDSTATUSCODES
250-8bitmime
250-BINARYMIME
250-CHUNKING
250-VRFY
250-TLS
250-STARTTLS
250 OK
WROTE Jul 07 20:19:52.817 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f8405aab3a0
****************************************************
READ Jul 07 20:19:52.817 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
+OK DUB0-POP256 POP3 server ready
WROTE Jul 07 20:19:52.828 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
STARTTLS
READ Jul 07 20:19:52.830 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
+OK DUB0-POP188 POP3 server ready
WROTE Jul 07 20:19:52.835 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
CAPA
WROTE Jul 07 20:19:52.847 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
CAPA
READ Jul 07 20:19:52.894 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
-ERR unrecognized command
WROTE Jul 07 20:19:52.899 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
USER north.curry.pcc@hotmail.co.uk
READ Jul 07 20:19:52.902 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
-ERR unrecognized command
WROTE Jul 07 20:19:52.916 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
USER re92jones@hotmail.com
READ Jul 07 20:19:52.938 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
220 2.0.0 SMTP server ready
READ Jul 07 20:19:52.949 [kCFStreamSocketSecurityLevelNone] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
220 2.0.0 SMTP server ready
READ Jul 07 20:19:52.949 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f8405aab3a0
1.40 OK AUTHENTICATE completed - Mailbox size in bytes is 686628917
READ Jul 07 20:19:52.960 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
+OK password required
READ Jul 07 20:19:52.972 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
+OK password required
WROTE Jul 07 20:19:52.991 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f8405aab3a0
2.40 CAPABILITY
WROTE Jul 07 20:19:52.995 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
PASS ******
WROTE Jul 07 20:19:53.014 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
PASS ********
READ Jul 07 20:19:53.052 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f8405aab3a0
* CAPABILITY IMAP4rev1 ID NAMESPACE X-ID-ACLID UIDPLUS LITERAL+ XAPPLEPUSHSERVICE XYMHIGHESTMODSEQ XYMALPO
2.40 OK CAPABILITY completed
WROTE Jul 07 20:19:53.060 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f84061fa690
3.40 ID ("name" "Mac OS X Mail" "version" "5.3 (1283)" "os" "Mac OS X" "os-version" "10.7.5 (11G63)" "vendor" "Apple Inc.")
READ Jul 07 20:19:53.077 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f8404dfb6f0
* OK [CAPABILITY st11p00mm-iscream007 1Q49 XAPPLEPUSHSERVICE IMAP4 IMAP4rev1 SASL-IR AUTH=ATOKEN AUTH=PLAIN] iSCREAM ready to rumble (1Q49:22581) st11p00mm-iscream007
READ Jul 07 20:19:53.125 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f84061fa690
3.40 OK ID completed
WROTE Jul 07 20:19:53.132 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f84060e6f00
4.40 LIST "" ""
READ Jul 07 20:19:53.192 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f84060e6f00
* LIST (\Noselect) "/" ""
4.40 OK LIST completed
WROTE Jul 07 20:19:53.200 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:imap.mail.yahoo.com -- port:993 -- socket:0x7f8405efae00 -- thread:0x7f8406663890
5.40 LOGOUT
WROTE Jul 07 20:19:53.253 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f84061fa690
1.45 AUTHENTICATE ATOKEN MjI1MzkzMzQ1ADIyNTM5MzM0NQBBUUFBQUFCUjJaMk9HMmVWSlErdDc2NHRSR0pvV2FsQ2NOVklibGc 9
READ Jul 07 20:19:53.406 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f84061fa690
1.45 OK [CAPABILITY XAPPLEPUSHSERVICE IMAP4 IMAP4rev1 ACL QUOTA LITERAL+ NAMESPACE UIDPLUS CHILDREN BINARY UNSELECT SORT CATENATE URLAUTH LANGUAGE ESEARCH ESORT THREAD=ORDEREDSUBJECT THREAD=REFERENCES CONDSTORE ENABLE CONTEXT=SEARCH CONTEXT=SORT WITHIN SASL-IR SEARCHRES XSENDER X-NETSCAPE XSERVERINFO X-SUN-SORT ANNOTATE-EXPERIMENT-1 X-UNAUTHENTICATE X-SUN-IMAP X-ANNOTATEMORE XUM1 ID IDLE] User resicloud logged in
WROTE Jul 07 20:19:53.415 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f84061fa690
2.45 ID ("name" "Mac OS X Mail" "version" "5.3 (1283)" "os" "Mac OS X" "os-version" "10.7.5 (11G63)" "vendor" "Apple Inc.")
WROTE Jul 07 20:19:53.476 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
EHLO teresas-imac.home
WROTE Jul 07 20:19:53.509 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
EHLO teresas-imac.home
READ Jul 07 20:19:53.552 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f84061fa690
* ID NIL
2.45 OK Completed
WROTE Jul 07 20:19:53.560 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f84061fa690
3.45 LIST "" ""
READ Jul 07 20:19:53.597 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
250-BLU0-SMTP395.phx.gbl Hello [86.138.217.199]
250-TURN
250-SIZE 41943040
250-ETRN
250-PIPELINING
250-DSN
250-ENHANCEDSTATUSCODES
250-8bitmime
250-BINARYMIME
250-CHUNKING
250-VRFY
250-AUTH LOGIN PLAIN
250 OK
WROTE Jul 07 20:19:53.605 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
AUTH PLAIN (*** 44 bytes hidden ***)
READ Jul 07 20:19:53.630 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
250-BLU0-SMTP348.phx.gbl Hello [86.138.217.199]
250-TURN
250-SIZE 41943040
250-ETRN
250-PIPELINING
250-DSN
250-ENHANCEDSTATUSCODES
250-8bitmime
250-BINARYMIME
250-CHUNKING
250-VRFY
250-AUTH LOGIN PLAIN
250 OK
WROTE Jul 07 20:19:53.638 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
AUTH PLAIN (*** 52 bytes hidden ***)
READ Jul 07 20:19:53.641 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
+OK mailbox has 1 messages
WROTE Jul 07 20:19:53.670 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
QUIT
READ Jul 07 20:19:53.679 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
+OK mailbox has 35 messages
READ Jul 07 20:19:53.698 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f84061fa690
* LIST (\Noselect) "/" ""
3.45 OK Completed
READ Jul 07 20:19:53.730 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x10415e750 -- thread:0x7f8405a2dfc0
+OK mailbox unchanged, POP3 server signing off
WROTE Jul 07 20:19:53.731 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
QUIT
WROTE Jul 07 20:19:53.741 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:p02-imap.mail.me.com -- port:993 -- socket:0x7f8405c41f50 -- thread:0x7f84060e6f00
4.45 LOGOUT
READ Jul 07 20:19:53.786 [kCFStreamSocketSecurityLevelNegotiatedSSL] -- host:pop3.live.com -- port:995 -- socket:0x7f84060eb6c0 -- thread:0x7f8402e580d0
+OK mailbox unchanged, POP3 server signing off
READ Jul 07 20:19:54.171 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
235 2.7.0 Authentication succeeded
WROTE Jul 07 20:19:54.180 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8405d18570 -- thread:0x7f84059cfd40
QUIT
READ Jul 07 20:19:54.234 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
235 2.7.0 Authentication succeeded
WROTE Jul 07 20:19:54.243 [kCFStreamSocketSecurityLevelTLSv1SSLv3] -- host:smtp.live.com -- port:587 -- socket:0x7f8404d0cc80 -- thread:0x7f8405b7dc20
QUIT
CONNECTED Jul 07 20:20:52.847 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:25 -- socket:0x7f8405f79010 -- thread:0x7f84059cced0
READ Jul 07 20:20:52.902 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:25 -- socket:0x7f8405f79010 -- thread:0x7f84059cced0
220 smtp.mail.yahoo.com ESMTP ready
WROTE Jul 07 20:20:52.919 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:25 -- socket:0x7f8405f79010 -- thread:0x7f84059cced0
EHLO teresas-imac.home
READ Jul 07 20:20:52.974 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:25 -- socket:0x7f8405f79010 -- thread:0x7f84059cced0
250-smtp.mail.yahoo.com
250-PIPELINING
250-SIZE 41697280
250-8 BITMIME
250 AUTH PLAIN LOGIN XYMCOOKIE
CONNECTED Jul 07 20:20:53.056 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:587 -- socket:0x7f84061bec00 -- thread:0x7f84059cced0
READ Jul 07 20:20:53.117 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:587 -- socket:0x7f84061bec00 -- thread:0x7f84059cced0
220 smtp.mail.yahoo.com ESMTP ready
WROTE Jul 07 20:20:53.125 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:587 -- socket:0x7f84061bec00 -- thread:0x7f84059cced0
EHLO teresas-imac.home
READ Jul 07 20:20:53.187 [kCFStreamSocketSecurityLevelNone] -- host:smtp.mail.yahoo.com -- port:587 -- socket:0x7f84061bec00 -- thread:0x7f84059cced0
250-smtp.mail.yahoo.com
250-PIPELINING
250-SIZE 41697280
250-8 BITMIME
250 AUTH PLAIN LOGIN XYMCOOKIE