diff --git a/boost-proxy/templates-examples/haproxy/haproxy.default.cfg.j2 b/boost-proxy/templates-examples/haproxy/haproxy.default.cfg.j2
index da9a466a..0ab6cca6 100644
--- a/boost-proxy/templates-examples/haproxy/haproxy.default.cfg.j2
+++ b/boost-proxy/templates-examples/haproxy/haproxy.default.cfg.j2
@@ -169,7 +169,7 @@ frontend external
     http-request set-header x-forwarded-proto http  if !{ ssl_fc }
     http-request set-header x-forwarded-proto https if  { ssl_fc }
 
-    # BEGIN marquage HTTP
+    # BEGIN HTTP tagging
     acl xid_req_exists req.hdr(x-request-id) -m found
     http-request set-var(txn.xid) req.hdr(x-request-id)  if     xid_req_exists
     http-request set-var(txn.xid) uuid()                 unless xid_req_exists
@@ -193,7 +193,7 @@ frontend external
     # Uncomment to enable
     ### http-response set-header x-haproxy-log-external "%ci:%cp [%tr] %ft %b/%s %TR/%Tw/%Tc/%Tr/%Ta %ST %B %CC %CS %tsc %ac/%fc/%bc/%sc/%rc %sq/%bq %hr %hs %{+Q}r"
 {% endif %}
-    # END marquage HTTP
+    # END HTTP tagging
 
     # Global maintenance mode
     # Uncomment to enable
@@ -207,7 +207,7 @@ frontend external
 {% for site in boost_sites_enabled %}
 # BEGIN frontend_external section for site '{{ site }}'
 {% include "templates/boost-sites/" + site + "/haproxy/frontend_external.j2" %}
-{# Ne pas enlever la ligne vide ci-dessous #}
+{# Do not remove the blank line below #}
 
 # END frontend_external section for site '{{ site }}'
 {% endfor %}
@@ -241,7 +241,7 @@ frontend internal
     # Keep header if present and coming from Varnish
     http-request set-header x-forwarded-proto %[req.hdr(x-forwarded-proto)] if forwarded_proto varnish_from
 
-    # BEGIN marquage HTTP
+    # BEGIN HTTP tagging
     http-request set-header x-boost-step3 "haproxy-internal"
 
     http-response set-header x-boost-step3 "haproxy-internal; ssl-backend"    if  { ssl_bc }
@@ -254,12 +254,12 @@ frontend internal
     # Uncomment to enable
     ### http-response set-header x-haproxy-log-internal "%ci:%cp [%tr] %ft %b/%s %TR/%Tw/%Tc/%Tr/%Ta %ST %B %CC %CS %tsc %ac/%fc/%bc/%sc/%rc %sq/%bq %hr %hs %{+Q}r"
 {% endif %}
-    # END marquage HTTP
+    # END HTTP tagging
 
 {% for site in boost_sites_enabled %}
 # BEGIN frontend_internal section for site '{{ site }}'
 {% include "templates/boost-sites/" + site + "/haproxy/frontend_internal.j2" %}
-{# Ne pas enlever la ligne vide ci-dessous #}
+{# Do not remove the blank line below #}
 
 # END frontend_internal section for site '{{ site }}'
 {% endfor %}
@@ -272,21 +272,21 @@ backend varnish
 {% for site in boost_sites_enabled %}
 # BEGIN backend section for site '{{ site }}'
 {% include "templates/boost-sites/" + site + "/haproxy/backend.j2" %}
-{# Ne pas enlever la ligne vide ci-dessous #}
+{# Do not remove the blank line below #}
 
 # END backend section for site '{{ site }}'
 {% endfor %}
 
 backend letsencrypt
 {% if boost_certificates_server is not defined or boost_certificates_server == inventory_hostname %}
-    server localhost 127.0.0.1:{{ boost_nginx_port }} send-proxy-v2 maxconn 10
+    server localhost 127.0.0.1:{{ boost_nginx_proxy_port | mandatory }} send-proxy-v2 maxconn 10
 {% else %}
-    server {{ boost_certificates_server }} {{ hostvars[boost_certificates_server].ansible_host }}:80 maxconn 10
+    server {{ boost_certificates_server }} {{ hostvars[boost_certificates_server].ansible_host }}:{{ boost_nginx_proxy_port | mandatory }} maxconn 10
 {% endif %}
 
 backend local
     option httpchk HEAD {{ boost_nginx_check_url | mandatory }}
-    server localhost 127.0.0.1:81 send-proxy-v2 maxconn 10
+    server localhost 127.0.0.1:{{ boost_nginx_proxy_port | mandatory }} send-proxy-v2 maxconn 10
 
 backend maintenance
     http-request set-log-level silent
diff --git a/boost-proxy/templates-examples/varnish/varnish.default.vcl.j2 b/boost-proxy/templates-examples/varnish/varnish.default.vcl.j2
index fe5c8152..cdd2da87 100644
--- a/boost-proxy/templates-examples/varnish/varnish.default.vcl.j2
+++ b/boost-proxy/templates-examples/varnish/varnish.default.vcl.j2
@@ -65,11 +65,11 @@ sub vcl_recv {
         }
     }
 
-    # BEGIN marquage HTTP
+    # BEGIN HTTP tagging
     # TODO: ajouter un en-tête pour marquer le passage dans les 3 composants
     # avec une artie permanente et une partie optionnelle commentée par défaut
     set req.http.X-Boost-Layer = "varnish";
-    # END marquage HTTP
+    # END HTTP tagging
 }
 
 sub vcl_backend_response {
@@ -96,7 +96,7 @@ sub vcl_deliver {
 
     unset resp.http.Via;
 
-    # BEGIN marquage HTTP
+    # BEGIN HTTP tagging
     # TODO: ajouter un en-tête pour marquer le passage dans les 3 composants
     # avec une partie permanente et une partie optionnelle commentée par défaut
     if (resp.http.Set-Cookie && resp.http.Cache-Control) {
@@ -108,7 +108,7 @@ sub vcl_deliver {
     } else {
       set resp.http.X-Boost-Step2 = "varnish; no-set-cookie; no-cache-control";
     }
-    # END marquage HTTP
+    # END HTTP tagging
 
     if (resp.http.X-Varnish ~ "[0-9]+ +[0-9]+") {
       set resp.http.X-Cache = "HIT";