HEAD / HTTP/1.1
If-None-Match: "f.e.c/1"
If-None-Match: "f.e.c/2"
If-None-Match: "f.e.c/3"
If-None-Match: "f.e.c/4"
Host: foo.exAMPLE.COM

HEAD / HTTP/1.1
If-Match: "f.e.c/1"
If-Match: "f.e.c/2"
If-Match: "f.e.c/3"
If-Match: "f.e.c/4"
Host: foo.exAMPLE.COM

HEAD / HTTP/1.1
If-None-Match: W/"f.e.c/1", W/"f.e.c/2", W/"f.e.c/3", W/"f.e.c/4"
Host: foo.exAMPLE.COM

HEAD / HTTP/1.1
If-None-Match: W/"f.e.c/1"
Host: foo.exAMPLE.COM

HEAD / HTTP/1.1
If-None-Match: W/"f.e.c/2"
Host: foo.exAMPLE.COM

HEAD / HTTP/1.1
If-None-Match: W/"f.e.c/4"
Host: foo.exAMPLE.COM

HEAD / HTTP/1.1
If-Match: *
Host: foo.exAMPLE.COM

HEAD / HTTP/1.1
If-None-Match: *
Host: foo.exAMPLE.COM

HEAD /index.html HTTP/1.0
Connection: close

