не работает mod_headers.so

<IfModule mod_headers.c>
Header add Author "John P. Doe"
unset ETag
</IfModule>
LoadModule headers_module modules/mod_headers.so
LogLevel debug

ls -la /etc/httpd/modules/ | grep mod_heade
-rwxr-xr-x. 1 root root   49671 сент. 15 20:13 mod_headers.so

echo -e "GET / HTTP/1.1\r\nHost: localhost\r\n\r\n" | nc localhost 80

HTTP/1.1 200 OK
Date: Sat, 15 Sep 2012 17:06:36 GMT
Server: Apache/2.2.22
Last-Modified: Sat, 15 Sep 2012 14:18:15 GMT
ETag: "a359d-17-4c9be361806d8"
Accept-Ranges: bytes
Content-Length: 23
Connection: close
Content-Type: text/html; charset=UTF-8

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