diff --git a/tests/data/test830 b/tests/data/test830
index 42587f6e3e..edc3eb1e7f 100644
--- a/tests/data/test830
+++ b/tests/data/test830
@@ -41,11 +41,13 @@ IMAP CRAM-MD5 graceful cancellation
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "LOGOUT"
A001 CAPABILITY
A002 AUTHENTICATE CRAM-MD5
*
-A003 LOGOUT
diff --git a/tests/data/test831 b/tests/data/test831
index 651327c6d4..4963ba3720 100644
--- a/tests/data/test831
+++ b/tests/data/test831
@@ -50,12 +50,14 @@ chkhostname curlhost
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "LOGOUT"
A001 CAPABILITY
A002 AUTHENTICATE NTLM
TlRMTVNTUAABAAAABoIIAAAAAAAAAAAAAAAAAAAAAAA=
*
-A003 LOGOUT
diff --git a/tests/data/test832 b/tests/data/test832
index c563a05e10..6c54b304f6 100644
--- a/tests/data/test832
+++ b/tests/data/test832
@@ -42,11 +42,13 @@ IMAP DIGEST-MD5 graceful cancellation
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "LOGOUT"
A001 CAPABILITY
A002 AUTHENTICATE DIGEST-MD5
*
-A003 LOGOUT
diff --git a/tests/data/test876 b/tests/data/test876
index 2050ba1748..8cac5a4d0d 100644
--- a/tests/data/test876
+++ b/tests/data/test876
@@ -43,11 +43,13 @@ pop3://%HOSTIP:%POP3PORT/876 -u user:secret
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "QUIT"
CAPA
AUTH CRAM-MD5
*
-QUIT
diff --git a/tests/data/test877 b/tests/data/test877
index 33604cb0f1..b46c1e0671 100644
--- a/tests/data/test877
+++ b/tests/data/test877
@@ -52,12 +52,14 @@ chkhostname curlhost
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "QUIT"
CAPA
AUTH NTLM
TlRMTVNTUAABAAAABoIIAAAAAAAAAAAAAAAAAAAAAAA=
*
-QUIT
diff --git a/tests/data/test878 b/tests/data/test878
index 33ffb86571..238944404f 100644
--- a/tests/data/test878
+++ b/tests/data/test878
@@ -44,11 +44,13 @@ pop3://%HOSTIP:%POP3PORT/878 -u user:secret
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "QUIT"
CAPA
AUTH DIGEST-MD5
*
-QUIT
diff --git a/tests/data/test932 b/tests/data/test932
index 73afbfcfae..e4025362e8 100644
--- a/tests/data/test932
+++ b/tests/data/test932
@@ -42,11 +42,13 @@ smtp://%HOSTIP:%SMTPPORT/932 --mail-rcpt recipient@example.com --mail-from sende
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "QUIT"
EHLO 932
AUTH CRAM-MD5
*
-QUIT
diff --git a/tests/data/test933 b/tests/data/test933
index 3b7ca21df9..6352fb5bbc 100644
--- a/tests/data/test933
+++ b/tests/data/test933
@@ -51,12 +51,14 @@ chkhostname curlhost
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "QUIT"
EHLO 933
AUTH NTLM
TlRMTVNTUAABAAAABoIIAAAAAAAAAAAAAAAAAAAAAAA=
*
-QUIT
diff --git a/tests/data/test934 b/tests/data/test934
index 79676f1d78..0f013dd8e6 100644
--- a/tests/data/test934
+++ b/tests/data/test934
@@ -43,11 +43,13 @@ smtp://%HOSTIP:%SMTPPORT/934 --mail-rcpt recipient@example.com --mail-from sende
67
+#
+# The multi interface considers a broken "CONNECT" as a prematurely broken
+# transfer and such a connection will not get a "QUIT"
EHLO 934
AUTH DIGEST-MD5
*
-QUIT