logs look like this :
192.168.2.70 - - [13/Jul/2012:12:44:50 -0400] "GET / HTTP/1.1" 200 35365
[Fri Jul 13 12:44:57 2012] [debug] mod_cache.c(141): Adding CACHE_SAVE filter for /index.php
[Fri Jul 13 12:44:57 2012] [debug] mod_cache.c(148): Adding CACHE_REMOVE_URL filter for /index.php
[Fri Jul 13 12:44:57 2012] [debug] mod_deflate.c(615): [client 192.168.2.70] Zlib: Compressed 0 to 2 : URL /index.php, referer:
XXX.XXXXX.net/
[Fri Jul 13 12:44:57 2012] [debug] mod_cache.c(589): cache: /index.php?option=com_jfbconnect&task=loginFacebookUser&return=Lw==&cb=1342197869985 not cached. Reason: Query string present but no explicit expiration time
192.168.2.70 - - [13/Jul/2012:12:44:57 -0400] "GET /index.php?option=com_jfbconnect&task=loginFacebookUser&return=Lw==&cb=1342197869985 HTTP/1.1" 301 20
[Fri Jul 13 12:44:57 2012] [debug] mod_cache.c(141): Adding CACHE_SAVE filter for /component/com_jfbconnect/cb,1342197869985/return,Lw==/task,loginFacebookUser/
[Fri Jul 13 12:44:57 2012] [debug] mod_cache.c(148): Adding CACHE_REMOVE_URL filter for /component/com_jfbconnect/cb,1342197869985/return,Lw==/task,loginFacebookUser/
[Fri Jul 13 12:44:57 2012] [debug] mod_cache.c(141): Adding CACHE_SAVE filter for /index.php
[Fri Jul 13 12:44:57 2012] [debug] mod_cache.c(148): Adding CACHE_REMOVE_URL filter for /index.php
[Fri Jul 13 12:44:58 2012] [error] [client 192.168.2.70] PHP Fatal error: Call to undefined method plgJFBCProfilesJomsocial::getJoomlaUserID() in /var/www/html/websites/XXX.XXXXX.net/p_040912/plugins/jfbcprofiles/jomsocial/jomsocial.php on line 291, referer:
XXX.XXXXX.net/
[Fri Jul 13 12:44:58 2012] [debug] mod_deflate.c(615): [client 192.168.2.70] Zlib: Compressed 0 to 2 : URL /index.php, referer:
XXX.XXXXX.net/
[Fri Jul 13 12:44:58 2012] [debug] mod_cache.c(589): cache: /index.php not cached. Reason: Response status 500
192.168.2.70 - - [13/Jul/2012:12:44:57 -0400] "GET /component/com_jfbconnect/cb,1342197869985/return,Lw==/task,loginFacebookUser/ HTTP/1.1" 500 20
[Fri Jul 13 12:46:38 2012] [info] [client 127.0.0.1] Connection to child 24 established (server XXX.XXXXX.net:443)
[Fri Jul 13 12:46:38 2012] [info] Seeding PRNG with 648 bytes of entropy
[Fri Jul 13 12:46:38 2012] [debug] ssl_engine_kernel.c(1866): OpenSSL: Handshake: start
[Fri Jul 13 12:46:38 2012] [debug] ssl_engine_kernel.c(1874): OpenSSL: Loop: before/accept initialization
[Fri Jul 13 12:46:38 2012] [debug] ssl_engine_io.c(1882): OpenSSL: read 11/11 bytes from BIO#f92b6cc8 [mem: f92d1870] (BIO dump follows)
[Fri Jul 13 12:46:38 2012] [debug] ssl_engine_io.c(1815): +
+
[Fri Jul 13 12:46:38 2012] [debug] ssl_engine_io.c(1854): | 0000: 4f 50 54 49 4f 4e 53 20-2a 20 48 OPTIONS * H |
[Fri Jul 13 12:46:38 2012] [debug] ssl_engine_io.c(1860): +
+
[Fri Jul 13 12:46:38 2012] [debug] ssl_engine_kernel.c(1903): OpenSSL: Exit: error in SSLv2/v3 read client hello A
[Fri Jul 13 12:46:38 2012] [info] [client 127.0.0.1] SSL library error 1 in handshake (server XXX.XXXXX.net:443)
[Fri Jul 13 12:46:38 2012] [info] SSL Library Error: 336027900 error:140760FC:SSL routines:SSL23_GET_CLIENT_HELLO:unknown protocol speaking not SSL to HTTPS port!?
[Fri Jul 13 12:46:38 2012] [info] [client 127.0.0.1] Connection closed to child 24 with abortive shutdown (server XXX.XXXXX.net:443)