s/^(PORT )\d{1,3},\d{1,3},\d{1,3},\d{1,3},\d{1,3},\d{1,3}/$1/
</strippart>
<protocol>
-USER anonymous\r
-PASS ftp@example.com\r
-PWD\r
-CWD a\r
-CWD path\r
-EPRT |1|\r
-PORT \r
-TYPE I\r
-SIZE 212\r
-RETR 212\r
-PORT \r
-SIZE 212\r
-RETR 212\r
-QUIT\r
+USER anonymous
+PASS ftp@example.com
+PWD
+CWD a
+CWD path
+EPRT |1|
+PORT
+TYPE I
+SIZE 212
+RETR 212
+PORT
+SIZE 212
+RETR 212
+QUIT
</protocol>
</verify>
</testcase>