+### No certificate, certificate required
Connecting to ip4.ip4.ip4.ip4 port 1225 ... connected
??? 220
<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
->>> ehlo rhu.barb
+>>> ehlo rhu1.barb
??? 250-
-<<< 250-myhost.test.ex Hello rhu.barb [ip4.ip4.ip4.ip4]
+<<< 250-myhost.test.ex Hello rhu1.barb [ip4.ip4.ip4.ip4]
??? 250-
<<< 250-SIZE 52428800
??? 250-
??? 220
<<< 220 TLS go ahead
Attempting to start TLS
+A TLS fatal alert has been received.
Failed to start TLS
+>>> nop
+????554
End of script
+### No certificate, certificate optional at TLS time, required by ACL
Connecting to 127.0.0.1 port 1225 ... connected
??? 220
<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
->>> ehlo rhu.barb
+>>> ehlo rhu2.barb
??? 250-
-<<< 250-myhost.test.ex Hello rhu.barb [127.0.0.1]
+<<< 250-myhost.test.ex Hello rhu2.barb [127.0.0.1]
??? 250-
<<< 250-SIZE 52428800
??? 250-
<<< 220 TLS go ahead
Attempting to start TLS
Succeeded in starting TLS
->>> helo rhu.barb
+>>> helo rhu2tls.barb
??? 250
-<<< 250 myhost.test.ex Hello rhu.barb [127.0.0.1]
+<<< 250 myhost.test.ex Hello rhu2tls.barb [127.0.0.1]
>>> mail from:<userx@test.ex>
??? 250
<<< 250 OK
??? 221
<<< 221 myhost.test.ex closing connection
End of script
+### Good certificate, certificate required
Connecting to ip4.ip4.ip4.ip4 port 1225 ... connected
-Certificate file = aux-fixed/cert2
-Key file = aux-fixed/cert2
+Certificate file = aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.chain.pem
+Key file = aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.unlocked.key
??? 220
<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
->>> ehlo rhu.barb
+>>> ehlo rhu3.barb
??? 250-
-<<< 250-myhost.test.ex Hello rhu.barb [ip4.ip4.ip4.ip4]
+<<< 250-myhost.test.ex Hello rhu3.barb [ip4.ip4.ip4.ip4]
??? 250-
<<< 250-SIZE 52428800
??? 250-
??? 221
<<< 221 myhost.test.ex closing connection
End of script
+### Good certificate, certificate optional at TLS time, checked by ACL
Connecting to 127.0.0.1 port 1225 ... connected
-Certificate file = aux-fixed/cert2
-Key file = aux-fixed/cert2
+Certificate file = aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.chain.pem
+Key file = aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.unlocked.key
??? 220
<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
->>> ehlo rhu.barb
+>>> ehlo rhu4.barb
??? 250-
-<<< 250-myhost.test.ex Hello rhu.barb [127.0.0.1]
+<<< 250-myhost.test.ex Hello rhu4.barb [127.0.0.1]
??? 250-
<<< 250-SIZE 52428800
??? 250-
??? 221
<<< 221 myhost.test.ex closing connection
End of script
+### Bad certificate, certificate required
Connecting to ip4.ip4.ip4.ip4 port 1225 ... connected
-Certificate file = aux-fixed/cert1
-Key file = aux-fixed/cert1
+Certificate file = aux-fixed/exim-ca/example.net/server1.example.net/server1.example.net.chain.pem
+Key file = aux-fixed/exim-ca/example.net/server1.example.net/server1.example.net.unlocked.key
??? 220
<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
->>> ehlo rhu.barb
+>>> ehlo rhu5.barb
??? 250-
-<<< 250-myhost.test.ex Hello rhu.barb [ip4.ip4.ip4.ip4]
+<<< 250-myhost.test.ex Hello rhu5.barb [ip4.ip4.ip4.ip4]
??? 250-
<<< 250-SIZE 52428800
??? 250-
??? 220
<<< 220 TLS go ahead
Attempting to start TLS
-Succeeded in starting TLS
+A TLS fatal alert has been received.
+Failed to start TLS
+>>> nop
+????554
End of script
+### Bad certificate, certificate optional at TLS time, reject at ACL time
Connecting to 127.0.0.1 port 1225 ... connected
-Certificate file = aux-fixed/cert1
-Key file = aux-fixed/cert1
+Certificate file = aux-fixed/exim-ca/example.net/server1.example.net/server1.example.net.chain.pem
+Key file = aux-fixed/exim-ca/example.net/server1.example.net/server1.example.net.unlocked.key
??? 220
<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
->>> ehlo rhu.barb
+>>> ehlo rhu6.barb
??? 250-
-<<< 250-myhost.test.ex Hello rhu.barb [127.0.0.1]
+<<< 250-myhost.test.ex Hello rhu6.barb [127.0.0.1]
??? 250-
<<< 250-SIZE 52428800
??? 250-
??? 250
<<< 250 OK
>>> rcpt to:<userx@test.ex>
-??? 550-
-<<< 550-certificate not verified: peerdn=C=UK,L=Cambridge,O=University of
??? 550
-<<< 550 Cambridge,OU=Computing Service,CN=Philip Hazel
+<<< 550 certificate not verified: peerdn=
>>> quit
??? 221
<<< 221 myhost.test.ex closing connection
End of script
+### Otherwise good but revoked certificate, certificate required
Connecting to ip4.ip4.ip4.ip4 port 1225 ... connected
-Certificate file = aux-fixed/cert2
-Key file = aux-fixed/cert2
+Certificate file = aux-fixed/exim-ca/example.com/revoked1.example.com/revoked1.example.com.chain.pem
+Key file = aux-fixed/exim-ca/example.com/revoked1.example.com/revoked1.example.com.unlocked.key
??? 220
<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
->>> ehlo rhu.barb
+>>> ehlo rhu7.barb
??? 250-
-<<< 250-myhost.test.ex Hello rhu.barb [ip4.ip4.ip4.ip4]
+<<< 250-myhost.test.ex Hello rhu7.barb [ip4.ip4.ip4.ip4]
??? 250-
<<< 250-SIZE 52428800
??? 250-
Attempting to start TLS
Succeeded in starting TLS
End of script
+### Revoked certificate, certificate optional at TLS time, reject at ACL time
Connecting to 127.0.0.1 port 1225 ... connected
-Certificate file = aux-fixed/cert1
-Key file = aux-fixed/cert1
+Certificate file = aux-fixed/exim-ca/example.com/revoked1.example.com/revoked1.example.com.chain.pem
+Key file = aux-fixed/exim-ca/example.com/revoked1.example.com/revoked1.example.com.unlocked.key
??? 220
<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
->>> ehlo rhu.barb
+>>> ehlo rhu8.barb
??? 250-
-<<< 250-myhost.test.ex Hello rhu.barb [127.0.0.1]
+<<< 250-myhost.test.ex Hello rhu8.barb [127.0.0.1]
??? 250-
<<< 250-SIZE 52428800
??? 250-
??? 250
<<< 250 OK
>>> rcpt to:<userx@test.ex>
-??? 550-
-<<< 550-certificate not verified: peerdn=C=UK,L=Cambridge,O=University of
??? 550
-<<< 550 Cambridge,OU=Computing Service,CN=Philip Hazel
+<<< 550 certificate not verified: peerdn=CN=revoked1.example.com
+>>> quit
+??? 221
+<<< 221 myhost.test.ex closing connection
+End of script
+### Good certificate, certificate required - but nonmatching CRL also present
+Connecting to ip4.ip4.ip4.ip4 port 1225 ... connected
+Certificate file = aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.chain.pem
+Key file = aux-fixed/exim-ca/example.com/server1.example.com/server1.example.com.unlocked.key
+??? 220
+<<< 220 myhost.test.ex ESMTP Exim x.yz Tue, 2 Mar 1999 09:44:33 +0000
+>>> ehlo rhu9.barb
+??? 250-
+<<< 250-myhost.test.ex Hello rhu9.barb [ip4.ip4.ip4.ip4]
+??? 250-
+<<< 250-SIZE 52428800
+??? 250-
+<<< 250-8BITMIME
+??? 250-
+<<< 250-PIPELINING
+??? 250-
+<<< 250-STARTTLS
+??? 250
+<<< 250 HELP
+>>> starttls
+??? 220
+<<< 220 TLS go ahead
+Attempting to start TLS
+Succeeded in starting TLS
+>>> mail from:<userx@test.ex>
+??? 250
+<<< 250 OK
+>>> rcpt to:<userx@test.ex>
+??? 250
+<<< 250 Accepted
>>> quit
??? 221
<<< 221 myhost.test.ex closing connection
End of script
+
+******** SERVER ********
+### No certificate, certificate required
+### No certificate, certificate optional at TLS time, required by ACL
+### Good certificate, certificate required
+### Good certificate, certificate optional at TLS time, checked by ACL
+### Bad certificate, certificate required
+### Bad certificate, certificate optional at TLS time, reject at ACL time
+### Otherwise good but revoked certificate, certificate required
+### Revoked certificate, certificate optional at TLS time, reject at ACL time
+### Good certificate, certificate required - but nonmatching CRL also present