2.     listen proxy-out
    3.         mode http
    4.         option httplog
    5.         option logasap
    6.         log global
    7.         server cache1 192.168.1.1:3128
    9.         # log the name of the virtual server
    10.         capture request  header Host len 20
    12.         # log the amount of data uploaded during a POST
    13.         capture request  header Content-Length len 10
    15.         # log the beginning of the referrer
    16.         capture request  header Referer len 20
    17.         # server name (useful for outgoing proxies only)
    18.         capture response header Server len 20
    20.         # logging the content-length is useful with "option logasap"
    21.         capture response header Content-Length len 10
    23.         # log the expected cache behavior on the response
    24.         capture response header Cache-Control len 8
    26.         # the Via header will report the next proxy's name
    27.         capture response header Via len 20
    29.         # log the URL location during a redirection
    30.         capture response header Location len 20
    33.       proxy-out/cache1 0/0/0/162/+162 200 +350 - - ---- 0/0/0/0/0 0/0 \
    34.       {fr.adserver.yahoo.co||http://fr.f416.mail.} {|864|private||} \
    35.       "GET http://fr.adserver.yahoo.com/"
    37. >>> Aug  9 20:30:46 localhost \
    38.       haproxy[2022]: 127.0.0.1:34020 [09/Aug/2004:20:30:46] proxy-out \
    39.       proxy-out/cache1 0/0/0/182/+182 200 +279 - - ---- 0/0/0/0/0 0/0 \
    40.       {w.ods.org||} {Formilux/0.1.8|3495|||} \
    41.       "GET http://trafic.1wt.eu/ HTTP/1.1"
    43. >>> Aug  9 20:30:46 localhost \
    44.       haproxy[2022]: 127.0.0.1:34028 [09/Aug/2004:20:30:46] proxy-out \
    45.       proxy-out/cache1 0/0/2/126/+128 301 +223 - - ---- 0/0/0/0/0 0/0 \
    46.       {www.sytadin.equipement.gouv.fr||http://trafic.1wt.eu/} \
    48.       "GET http://www.sytadin.equipement.gouv.fr/ HTTP/1.1"