@@ -607,8 +607,10 @@ function create_nova_conf {

     else

         for i in $(seq 1 $NOVA_NUM_CELLS); do

             local conf

+            local offset

             conf=$(conductor_conf $i)

-            configure_console_proxies $conf

+            offset=$((i - 1))

+            configure_console_proxies $conf $offset

         done

     fi

 }

@@ -678,10 +680,17 @@ function configure_console_compute {

 function configure_console_proxies {

     # Use the provided config file path or default to $NOVA_CONF.

     local conf=${1:-$NOVA_CONF}

+    local offset=${2:-0}

+    # Stagger the offset based on the total number of possible console proxies

+    # (novnc, xvpvnc, spice, serial) so that their ports will not collide if

+    # all are enabled.

+    offset=$((offset * 4))

     if is_service_enabled n-novnc || is_service_enabled n-xvnc || [ "$NOVA_VNC_ENABLED" != False ]; then

         iniset $conf vnc novncproxy_host "$NOVA_SERVICE_LISTEN_ADDRESS"

+        iniset $conf vnc novncproxy_port $((6080 + offset))

         iniset $conf vnc xvpvncproxy_host "$NOVA_SERVICE_LISTEN_ADDRESS"

+        iniset $conf vnc xvpvncproxy_port $((6081 + offset))

         if is_nova_console_proxy_compute_tls_enabled ; then

             iniset $conf vnc auth_schemes "vencrypt"

@@ -713,10 +722,12 @@ function configure_console_proxies {

     if is_service_enabled n-spice; then

         iniset $conf spice html5proxy_host "$NOVA_SERVICE_LISTEN_ADDRESS"

+        iniset $conf spice html5proxy_port $((6082 + offset))

     fi

     if is_service_enabled n-sproxy; then

         iniset $conf serial_console serialproxy_host "$NOVA_SERVICE_LISTEN_ADDRESS"

+        iniset $conf serial_console serialproxy_port $((6083 + offset))

     fi

 }