diff --git a/meshcentral-config-schema.json b/meshcentral-config-schema.json
index 89b36177..5b52e6bc 100644
--- a/meshcentral-config-schema.json
+++ b/meshcentral-config-schema.json
@@ -608,7 +608,7 @@
             "array"
           ],
           "default": null,
-          "description": "When set, only users from allowed IP address ranges can connect to the server. Example: \"192.168.2.100,192.168.1.0/24\""
+          "description": "When set, only users from allowed IP address ranges can connect to the server. Example: \"192.168.2.100,192.168.1.0/24\" \"file:userAllowedIP.txt\""
         },
         "userBlockedIP": {
           "type": [
@@ -616,7 +616,7 @@
             "array"
           ],
           "default": null,
-          "description": "When set, users from these denied IP address ranges will not be able to connect to the server. Example: \"192.168.2.100,192.168.1.0/24\""
+          "description": "When set, users from these denied IP address ranges will not be able to connect to the server. Example: \"192.168.2.100,192.168.1.0/24\" \"file:userBlockedIP.txt\""
         },
         "agentAllowedIP": {
           "type": [
@@ -624,7 +624,7 @@
             "array"
           ],
           "default": null,
-          "description": "When set, only agents from allowed IP address ranges can connect to the server. Example: \"192.168.2.100,192.168.1.0/24\""
+          "description": "When set, only agents from allowed IP address ranges can connect to the server. Example: \"192.168.2.100,192.168.1.0/24\" \"file:agentAllowedIP.txt\""
         },
         "agentBlockedIP": {
           "type": [
@@ -632,7 +632,7 @@
             "array"
           ],
           "default": null,
-          "description": "When set, agents from these denied IP address ranges will not be able to connect to the server. Example: \"192.168.2.100,192.168.1.0/24\""
+          "description": "When set, agents from these denied IP address ranges will not be able to connect to the server. Example: \"192.168.2.100,192.168.1.0/24\" \"file:agentBlockedIP.txt\""
         },
         "authLog": {
           "type": "string",
@@ -1967,7 +1967,7 @@
               "array"
             ],
             "default": null,
-            "description": "When set, only users from allowed IP address ranges can connect to the server. Example: \"192.168.2.100,192.168.1.0/24\""
+            "description": "When set, only users from allowed IP address ranges can connect to the server. Example: \"192.168.2.100,192.168.1.0/24\" \"file:userAllowedIP.txt\""
           },
           "userBlockedIP": {
             "type": [
@@ -1975,7 +1975,7 @@
               "array"
             ],
             "default": null,
-            "description": "When set, users from these denied IP address ranges will not be able to connect to the server. Example: \"192.168.2.100,192.168.1.0/24\""
+            "description": "When set, users from these denied IP address ranges will not be able to connect to the server. Example: \"192.168.2.100,192.168.1.0/24\"  \"file:userBlockedIP.txt\""
           },
           "agentAllowedIP": {
             "type": [
@@ -1983,7 +1983,7 @@
               "array"
             ],
             "default": null,
-            "description": "When set, only agents from allowed IP address ranges can connect to the server. Example: \"192.168.2.100,192.168.1.0/24\""
+            "description": "When set, only agents from allowed IP address ranges can connect to the server. Example: \"192.168.2.100,192.168.1.0/24\" \"file:agentAllowedIP.txt\""
           },
           "agentBlockedIP": {
             "type": [
@@ -1991,7 +1991,7 @@
               "array"
             ],
             "default": null,
-            "description": "When set, agents from these denied IP address ranges will not be able to connect to the server. Example: \"192.168.2.100,192.168.1.0/24\""
+            "description": "When set, agents from these denied IP address ranges will not be able to connect to the server. Example: \"192.168.2.100,192.168.1.0/24\" \"file:agentBlockedIP.txt\""
           },
           "userSessionIdleTimeout": {
             "type": "integer",
diff --git a/meshcentral.js b/meshcentral.js
index 70818f31..eaadb25b 100644
--- a/meshcentral.js
+++ b/meshcentral.js
@@ -1339,6 +1339,10 @@ function CreateMeshCentralServer(config, args) {
             if ((obj.config.domains[i].loginkey != null) && (obj.common.validateAlphaNumericArray(obj.config.domains[i].loginkey, 1, 128) == false)) { console.log("ERROR: Invalid login key, must be alpha-numeric string with no spaces."); process.exit(); return; }
             if (typeof obj.config.domains[i].agentkey == 'string') { obj.config.domains[i].agentkey = [obj.config.domains[i].agentkey]; }
             if ((obj.config.domains[i].agentkey != null) && (obj.common.validateAlphaNumericArray(obj.config.domains[i].agentkey, 1, 128) == false)) { console.log("ERROR: Invalid agent key, must be alpha-numeric string with no spaces."); process.exit(); return; }
+            obj.config.domains[i].userallowedip = obj.config.domains[i].userallowedip = readIpListFromFile(obj.config.domains[i].userallowedip);
+            obj.config.domains[i].userblockedip = obj.config.domains[i].userblockedip = readIpListFromFile(obj.config.domains[i].userblockedip);
+            obj.config.domains[i].agentallowedip = obj.config.domains[i].agentallowedip = readIpListFromFile(obj.config.domains[i].agentallowedip);
+            obj.config.domains[i].agentblockedip = obj.config.domains[i].agentblockedip = readIpListFromFile(obj.config.domains[i].agentblockedip);
             if (typeof obj.config.domains[i].userallowedip == 'string') { if (obj.config.domains[i].userallowedip == '') { delete obj.config.domains[i].userallowedip; } else { obj.config.domains[i].userallowedip = obj.config.domains[i].userallowedip.split(' ').join('').split(','); } }
             if (typeof obj.config.domains[i].userblockedip == 'string') { if (obj.config.domains[i].userblockedip == '') { delete obj.config.domains[i].userblockedip; } else { obj.config.domains[i].userblockedip = obj.config.domains[i].userblockedip.split(' ').join('').split(','); } }
             if (typeof obj.config.domains[i].agentallowedip == 'string') { if (obj.config.domains[i].agentallowedip == '') { delete obj.config.domains[i].agentallowedip; } else { obj.config.domains[i].agentallowedip = obj.config.domains[i].agentallowedip.split(' ').join('').split(','); } }
@@ -3762,7 +3766,7 @@ function CreateMeshCentralServer(config, args) {
     function readIpListFromFile(arg) {
         if ((typeof arg != 'string') || (!arg.startsWith('file:'))) return arg;
         var lines = null;
-        try { lines = obj.fs.readFileSync(obj.path.join(obj.datapath, arg.substring(5))).toString().split('\r\n').join('\r').split('\r'); } catch (ex) { }
+        try { lines = obj.fs.readFileSync(obj.path.join(obj.datapath, arg.substring(5))).toString().split(/\r?\n/).join('\r').split('\r'); } catch (ex) { }
         if (lines == null) return null;
         const validLines = [];
         for (var i in lines) { if ((lines[i].length > 0) && (((lines[i].charAt(0) > '0') && (lines[i].charAt(0) < '9')) || (lines[i].charAt(0) == ':'))) validLines.push(lines[i]); }