Support dhcp client on gateway on extern interfaces.

conf/main_ipv4.conf.sample

@@ -371,6 +371,15 @@ vpn_local_net_ports="1194"
 # - DHCP Service
 # ======
 
+# - Ist this Gateway DHCP Client?
+# - 
+# - local_dhcp_client_interfaces="<interface1> [<interface> [.."
+# -
+# - Example:
+# -    dhcp_client_interfaces="$ext_if_static_1"
+# -
+dhcp_client_interfaces=""
+
 # - DHCP Server Gateway
 # -
 local_dhcp_service=true

conf/main_ipv6.conf.sample

@@ -352,6 +352,15 @@ vpn_local_net_ports="1194"
 # - DHCP Service
 # ======
 
+# - Ist this Gateway DHCP Client?
+# - 
+# - local_dhcp_client_interfaces="<interface1> [<interface> [.."
+# -
+# - Example:
+# -    dhcp_client_interfaces="$ext_if_static_1"
+# -
+dhcp_client_interfaces="$ext_if_static_1"
+
 # - DHCP Server Gateway
 # -
 local_dhcp_service=true

conf/post_decalrations.conf

@@ -207,6 +207,14 @@ for _ip in $log_ips ; do
    log_ip_arr+=("$_ip")
 done
 
+# ---
+# - Network Devices local DHCP Client
+# ---
+declare -a dhcp_client_interfaces_arr
+for _dev in $dhcp_client_interfaces ; do
+   dhcp_client_interfaces_arr+=("$_dev")
+done
+
 # ---
 # - IP Addresses DHCP Failover Server
 # ---