diff --git a/src/app/pages/admin/interface.vue b/src/app/pages/admin/interface.vue
index fd4d7eeb..f14ad60d 100644
--- a/src/app/pages/admin/interface.vue
+++ b/src/app/pages/admin/interface.vue
@@ -69,6 +69,30 @@
           :label="$t('awg.s4Label')"
           :description="$t('awg.s4Description')"
         />
+        <FormNullTextField
+          id="h1"
+          v-model="data.h1"
+          :label="$t('awg.h1Label')"
+          :description="$t('awg.h1Description')"
+        />
+        <FormNullTextField
+          id="h2"
+          v-model="data.h2"
+          :label="$t('awg.h2Label')"
+          :description="$t('awg.h2Description')"
+        />
+        <FormNullTextField
+          id="h3"
+          v-model="data.h3"
+          :label="$t('awg.h3Label')"
+          :description="$t('awg.h3Description')"
+        />
+        <FormNullTextField
+          id="h4"
+          v-model="data.h4"
+          :label="$t('awg.h4Label')"
+          :description="$t('awg.h4Description')"
+        />
         <FormNullTextField
           id="i1"
           v-model="data.i1"
@@ -99,30 +123,6 @@
           :label="$t('awg.i5Label')"
           :description="$t('awg.i5Description')"
         />
-        <FormNullNumberField
-          id="h1"
-          v-model="data.h1"
-          :label="$t('awg.h1Label')"
-          :description="$t('awg.h1Description')"
-        />
-        <FormNullNumberField
-          id="h2"
-          v-model="data.h2"
-          :label="$t('awg.h2Label')"
-          :description="$t('awg.h2Description')"
-        />
-        <FormNullNumberField
-          id="h3"
-          v-model="data.h3"
-          :label="$t('awg.h3Label')"
-          :description="$t('awg.h3Description')"
-        />
-        <FormNullNumberField
-          id="h4"
-          v-model="data.h4"
-          :label="$t('awg.h4Label')"
-          :description="$t('awg.h4Description')"
-        />
       </FormGroup>
       <FormGroup>
         <FormHeading>{{ $t('form.actions') }}</FormHeading>
diff --git a/src/i18n/locales/en.json b/src/i18n/locales/en.json
index 17fc3f7f..dbed156d 100644
--- a/src/i18n/locales/en.json
+++ b/src/i18n/locales/en.json
@@ -183,6 +183,7 @@
     "generic": {
       "required": "{0} is required",
       "validNumber": "{0} must be a valid number",
+      "validNumberRange": "{0} must be a valid number or number range",
       "validString": "{0} must be a valid string",
       "validBoolean": "{0} must be a valid boolean",
       "validArray": "{0} must be a valid array",
@@ -262,6 +263,14 @@
     "s3Description": "Cookie reply packet junk size",
     "s4Label": "Transport packet junk size (S4)",
     "s4Description": "Transport packet junk size",
+    "h1Label": "Init magic header (H1)",
+    "h1Description": "Init packet header value or range (X or X-Y, where X<Y. Min 5, max 2147483647. Value or range must not overlap with other headers)",
+    "h2Label": "Response magic header (H2)",
+    "h2Description": "Response packet header value or range (X or X-Y, where X<Y. Min 5, max 2147483647. Value or range must not overlap with other headers)",
+    "h3Label": "Cookie reply magic header (H3)",
+    "h3Description": "Cookie reply packet header value or range (X or X-Y, where X<Y. Min 5, max 2147483647. Value or range must not overlap with other headers)",
+    "h4Label": "Transport magic header (H4)",
+    "h4Description": "Transport packet header value or range (X or X-Y, where X<Y. Min 5, max 2147483647. Value or range must not overlap with other headers)",
     "i1Label": "Special junk packet 1 (I1)",
     "i1Description": "Protocol mimic packet in hex format: <b 0x...>",
     "i2Label": "Special junk packet 2 (I2)",
@@ -272,14 +281,6 @@
     "i4Description": "Protocol mimic packet in hex format: <b 0x...>",
     "i5Label": "Special junk packet 5 (I5)",
     "i5Description": "Protocol mimic packet in hex format: <b 0x...>",
-    "h1Label": "Init magic header (H1)",
-    "h1Description": "Init packet header value (5-2147483647, must be unique from H2-H4)",
-    "h2Label": "Response magic header (H2)",
-    "h2Description": "Response packet header value (5-2147483647, must be unique from H1, H3, H4)",
-    "h3Label": "Cookie reply magic header (H3)",
-    "h3Description": "Cookie reply packet header value (5-2147483647, must be unique from H1, H2, H4)",
-    "h4Label": "Transport magic header (H4)",
-    "h4Description": "Transport packet header value (5-2147483647, must be unique from H1-H3)",
     "mtuNote": "Values depend on the MTU",
     "obfuscationParameters": "AmneziaWG Obfuscation Parameters"
   }
diff --git a/src/server/database/migrations/0003_breezy_colossus.sql b/src/server/database/migrations/0003_breezy_colossus.sql
new file mode 100644
index 00000000..b5987a13
--- /dev/null
+++ b/src/server/database/migrations/0003_breezy_colossus.sql
@@ -0,0 +1,36 @@
+PRAGMA foreign_keys=OFF;--> statement-breakpoint
+CREATE TABLE `__new_interfaces_table` (
+        `name` text PRIMARY KEY NOT NULL,
+        `device` text NOT NULL,
+        `port` integer NOT NULL,
+        `private_key` text NOT NULL,
+        `public_key` text NOT NULL,
+        `ipv4_cidr` text NOT NULL,
+        `ipv6_cidr` text NOT NULL,
+        `mtu` integer NOT NULL,
+        `j_c` integer DEFAULT 7,
+        `j_min` integer DEFAULT 10,
+        `j_max` integer DEFAULT 1000,
+        `s1` integer DEFAULT 128,
+        `s2` integer DEFAULT 56,
+        `s3` integer,
+        `s4` integer,
+        `h1` text,
+        `h2` text,
+        `h3` text,
+        `h4` text,
+        `i1` text,
+        `i2` text,
+        `i3` text,
+        `i4` text,
+        `i5` text,
+        `enabled` integer NOT NULL,
+        `created_at` text DEFAULT (CURRENT_TIMESTAMP) NOT NULL,
+        `updated_at` text DEFAULT (CURRENT_TIMESTAMP) NOT NULL
+);
+--> statement-breakpoint
+INSERT INTO `__new_interfaces_table`("name", "device", "port", "private_key", "public_key", "ipv4_cidr", "ipv6_cidr", "mtu", "j_c", "j_min", "j_max", "s1", "s2", "s3", "s4", "h1", "h2", "h3", "h4", "i1", "i2", "i3", "i4", "i5", "enabled", "created_at", "updated_at") SELECT "name", "device", "port", "private_key", "public_key", "ipv4_cidr", "ipv6_cidr", "mtu", "j_c", "j_min", "j_max", "s1", "s2", "s3", "s4", "h1", "h2", "h3", "h4", "i1", "i2", "i3", "i4", "i5", "enabled", "created_at", "updated_at" FROM `interfaces_table`;--> statement-breakpoint
+DROP TABLE `interfaces_table`;--> statement-breakpoint
+ALTER TABLE `__new_interfaces_table` RENAME TO `interfaces_table`;--> statement-breakpoint
+PRAGMA foreign_keys=ON;--> statement-breakpoint
+CREATE UNIQUE INDEX `interfaces_table_port_unique` ON `interfaces_table` (`port`);
\ No newline at end of file
diff --git a/src/server/database/migrations/meta/0003_snapshot.json b/src/server/database/migrations/meta/0003_snapshot.json
new file mode 100644
index 00000000..708657e8
--- /dev/null
+++ b/src/server/database/migrations/meta/0003_snapshot.json
@@ -0,0 +1,972 @@
+{
+  "version": "6",
+  "dialect": "sqlite",
+  "id": "68c43b7a-772d-4c34-8278-e9fce5b53df1",
+  "prevId": "e09bc17a-dab6-45a3-a09c-57af222b08fb",
+  "tables": {
+    "clients_table": {
+      "name": "clients_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "user_id": {
+          "name": "user_id",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "interface_id": {
+          "name": "interface_id",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "name": {
+          "name": "name",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "ipv4_address": {
+          "name": "ipv4_address",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "ipv6_address": {
+          "name": "ipv6_address",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "pre_up": {
+          "name": "pre_up",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "''"
+        },
+        "post_up": {
+          "name": "post_up",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "''"
+        },
+        "pre_down": {
+          "name": "pre_down",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "''"
+        },
+        "post_down": {
+          "name": "post_down",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "''"
+        },
+        "private_key": {
+          "name": "private_key",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "public_key": {
+          "name": "public_key",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "pre_shared_key": {
+          "name": "pre_shared_key",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "expires_at": {
+          "name": "expires_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "allowed_ips": {
+          "name": "allowed_ips",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "server_allowed_ips": {
+          "name": "server_allowed_ips",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "persistent_keepalive": {
+          "name": "persistent_keepalive",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "mtu": {
+          "name": "mtu",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "j_c": {
+          "name": "j_c",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "j_min": {
+          "name": "j_min",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "j_max": {
+          "name": "j_max",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i1": {
+          "name": "i1",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i2": {
+          "name": "i2",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i3": {
+          "name": "i3",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i4": {
+          "name": "i4",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i5": {
+          "name": "i5",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "dns": {
+          "name": "dns",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "server_endpoint": {
+          "name": "server_endpoint",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "enabled": {
+          "name": "enabled",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        }
+      },
+      "indexes": {
+        "clients_table_ipv4_address_unique": {
+          "name": "clients_table_ipv4_address_unique",
+          "columns": [
+            "ipv4_address"
+          ],
+          "isUnique": true
+        },
+        "clients_table_ipv6_address_unique": {
+          "name": "clients_table_ipv6_address_unique",
+          "columns": [
+            "ipv6_address"
+          ],
+          "isUnique": true
+        }
+      },
+      "foreignKeys": {
+        "clients_table_user_id_users_table_id_fk": {
+          "name": "clients_table_user_id_users_table_id_fk",
+          "tableFrom": "clients_table",
+          "tableTo": "users_table",
+          "columnsFrom": [
+            "user_id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "restrict",
+          "onUpdate": "cascade"
+        },
+        "clients_table_interface_id_interfaces_table_name_fk": {
+          "name": "clients_table_interface_id_interfaces_table_name_fk",
+          "tableFrom": "clients_table",
+          "tableTo": "interfaces_table",
+          "columnsFrom": [
+            "interface_id"
+          ],
+          "columnsTo": [
+            "name"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "cascade"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "general_table": {
+      "name": "general_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false,
+          "default": 1
+        },
+        "setup_step": {
+          "name": "setup_step",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "session_password": {
+          "name": "session_password",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "session_timeout": {
+          "name": "session_timeout",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "metrics_prometheus": {
+          "name": "metrics_prometheus",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "metrics_json": {
+          "name": "metrics_json",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "metrics_password": {
+          "name": "metrics_password",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "hooks_table": {
+      "name": "hooks_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "text",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "pre_up": {
+          "name": "pre_up",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "post_up": {
+          "name": "post_up",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "pre_down": {
+          "name": "pre_down",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "post_down": {
+          "name": "post_down",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "hooks_table_id_interfaces_table_name_fk": {
+          "name": "hooks_table_id_interfaces_table_name_fk",
+          "tableFrom": "hooks_table",
+          "tableTo": "interfaces_table",
+          "columnsFrom": [
+            "id"
+          ],
+          "columnsTo": [
+            "name"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "cascade"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "interfaces_table": {
+      "name": "interfaces_table",
+      "columns": {
+        "name": {
+          "name": "name",
+          "type": "text",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "device": {
+          "name": "device",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "port": {
+          "name": "port",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "private_key": {
+          "name": "private_key",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "public_key": {
+          "name": "public_key",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "ipv4_cidr": {
+          "name": "ipv4_cidr",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "ipv6_cidr": {
+          "name": "ipv6_cidr",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "mtu": {
+          "name": "mtu",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "j_c": {
+          "name": "j_c",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": 7
+        },
+        "j_min": {
+          "name": "j_min",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": 10
+        },
+        "j_max": {
+          "name": "j_max",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": 1000
+        },
+        "s1": {
+          "name": "s1",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": 128
+        },
+        "s2": {
+          "name": "s2",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": 56
+        },
+        "s3": {
+          "name": "s3",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "s4": {
+          "name": "s4",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "h1": {
+          "name": "h1",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "h2": {
+          "name": "h2",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "h3": {
+          "name": "h3",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "h4": {
+          "name": "h4",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i1": {
+          "name": "i1",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i2": {
+          "name": "i2",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i3": {
+          "name": "i3",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i4": {
+          "name": "i4",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "i5": {
+          "name": "i5",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "enabled": {
+          "name": "enabled",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        }
+      },
+      "indexes": {
+        "interfaces_table_port_unique": {
+          "name": "interfaces_table_port_unique",
+          "columns": [
+            "port"
+          ],
+          "isUnique": true
+        }
+      },
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "one_time_links_table": {
+      "name": "one_time_links_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "one_time_link": {
+          "name": "one_time_link",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "expires_at": {
+          "name": "expires_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        }
+      },
+      "indexes": {
+        "one_time_links_table_one_time_link_unique": {
+          "name": "one_time_links_table_one_time_link_unique",
+          "columns": [
+            "one_time_link"
+          ],
+          "isUnique": true
+        }
+      },
+      "foreignKeys": {
+        "one_time_links_table_id_clients_table_id_fk": {
+          "name": "one_time_links_table_id_clients_table_id_fk",
+          "tableFrom": "one_time_links_table",
+          "tableTo": "clients_table",
+          "columnsFrom": [
+            "id"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "cascade"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "users_table": {
+      "name": "users_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "integer",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "username": {
+          "name": "username",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "password": {
+          "name": "password",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "email": {
+          "name": "email",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "name": {
+          "name": "name",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "role": {
+          "name": "role",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "totp_key": {
+          "name": "totp_key",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "totp_verified": {
+          "name": "totp_verified",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "enabled": {
+          "name": "enabled",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        }
+      },
+      "indexes": {
+        "users_table_username_unique": {
+          "name": "users_table_username_unique",
+          "columns": [
+            "username"
+          ],
+          "isUnique": true
+        }
+      },
+      "foreignKeys": {},
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    },
+    "user_configs_table": {
+      "name": "user_configs_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "text",
+          "primaryKey": true,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "default_mtu": {
+          "name": "default_mtu",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "default_persistent_keepalive": {
+          "name": "default_persistent_keepalive",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "default_dns": {
+          "name": "default_dns",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "default_allowed_ips": {
+          "name": "default_allowed_ips",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "default_j_c": {
+          "name": "default_j_c",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": 7
+        },
+        "default_j_min": {
+          "name": "default_j_min",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": 10
+        },
+        "default_j_max": {
+          "name": "default_j_max",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false,
+          "default": 1000
+        },
+        "default_i1": {
+          "name": "default_i1",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "default_i2": {
+          "name": "default_i2",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "default_i3": {
+          "name": "default_i3",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "default_i4": {
+          "name": "default_i4",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "default_i5": {
+          "name": "default_i5",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "host": {
+          "name": "host",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "port": {
+          "name": "port",
+          "type": "integer",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "created_at": {
+          "name": "created_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        },
+        "updated_at": {
+          "name": "updated_at",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false,
+          "default": "(CURRENT_TIMESTAMP)"
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "user_configs_table_id_interfaces_table_name_fk": {
+          "name": "user_configs_table_id_interfaces_table_name_fk",
+          "tableFrom": "user_configs_table",
+          "tableTo": "interfaces_table",
+          "columnsFrom": [
+            "id"
+          ],
+          "columnsTo": [
+            "name"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "cascade"
+        }
+      },
+      "compositePrimaryKeys": {},
+      "uniqueConstraints": {},
+      "checkConstraints": {}
+    }
+  },
+  "views": {},
+  "enums": {},
+  "_meta": {
+    "schemas": {},
+    "tables": {},
+    "columns": {}
+  },
+  "internal": {
+    "indexes": {}
+  }
+}
\ No newline at end of file
diff --git a/src/server/database/migrations/meta/_journal.json b/src/server/database/migrations/meta/_journal.json
index 9e4a5f4c..8a95d1af 100644
--- a/src/server/database/migrations/meta/_journal.json
+++ b/src/server/database/migrations/meta/_journal.json
@@ -22,6 +22,13 @@
       "when": 1761298328460,
       "tag": "0002_keen_sleepwalker",
       "breakpoints": true
+    },
+    {
+      "idx": 3,
+      "version": "6",
+      "when": 1770902426367,
+      "tag": "0003_breezy_colossus",
+      "breakpoints": true
     }
   ]
 }
\ No newline at end of file
diff --git a/src/server/database/repositories/interface/schema.ts b/src/server/database/repositories/interface/schema.ts
index c0ee71c0..d465ebf3 100644
--- a/src/server/database/repositories/interface/schema.ts
+++ b/src/server/database/repositories/interface/schema.ts
@@ -20,15 +20,15 @@ export const wgInterface = sqliteTable('interfaces_table', {
   s2: int().default(56),
   s3: int(),
   s4: int(),
+  h1: text(),
+  h2: text(),
+  h3: text(),
+  h4: text(),
   i1: text(),
   i2: text(),
   i3: text(),
   i4: text(),
   i5: text(),
-  h1: int().default(0),
-  h2: int().default(0),
-  h3: int().default(0),
-  h4: int().default(0),
   // does nothing yet
   enabled: int({ mode: 'boolean' }).notNull(),
   createdAt: text('created_at')
diff --git a/src/server/database/repositories/interface/types.ts b/src/server/database/repositories/interface/types.ts
index 3051d3b3..306f6546 100644
--- a/src/server/database/repositories/interface/types.ts
+++ b/src/server/database/repositories/interface/types.ts
@@ -38,15 +38,15 @@ export const InterfaceUpdateSchema = schemaForType<InterfaceUpdateType>()(
     s2: SSchema,
     s3: SSchema,
     s4: SSchema,
+    h1: HSchema,
+    h2: HSchema,
+    h3: HSchema,
+    h4: HSchema,
     i1: ISchema,
     i2: ISchema,
     i3: ISchema,
     i4: ISchema,
     i5: ISchema,
-    h1: HSchema,
-    h2: HSchema,
-    h3: HSchema,
-    h4: HSchema,
     port: PortSchema,
     device: device,
     enabled: EnabledSchema,
diff --git a/src/server/utils/WireGuard.ts b/src/server/utils/WireGuard.ts
index 8b4ade14..c73b8fdc 100644
--- a/src/server/utils/WireGuard.ts
+++ b/src/server/utils/WireGuard.ts
@@ -213,7 +213,7 @@ class WireGuard {
       WG_DEBUG('New Wireguard Keys generated successfully.');
     }
 
-    if (wgInterface.h1 === 0) {
+    if (!wgInterface.h1) {
       WG_DEBUG('Generating random AmneziaWG obfuscation parameters...');
       const headers = new Set<number>();
 
@@ -222,10 +222,10 @@ class WireGuard {
       }
       const [h1, h2, h3, h4] = Array.from(headers);
 
-      wgInterface.h1 = h1!;
-      wgInterface.h2 = h2!;
-      wgInterface.h3 = h3!;
-      wgInterface.h4 = h4!;
+      wgInterface.h1 = String(h1)!;
+      wgInterface.h2 = String(h2)!;
+      wgInterface.h3 = String(h3)!;
+      wgInterface.h4 = String(h4)!;
 
       Database.interfaces.update(wgInterface);
     }
diff --git a/src/server/utils/types.ts b/src/server/utils/types.ts
index 46eb80e2..b604c47b 100644
--- a/src/server/utils/types.ts
+++ b/src/server/utils/types.ts
@@ -34,7 +34,33 @@ export const JmaxSchema = z.number().max(1280).nullable();
 
 export const SSchema = z.number().max(1132).nullable();
 
-export const HSchema = z.number().min(5).max(2147483647).nullable();
+const H_MIN = 5;
+const H_MAX = 2 ** 31 - 1;
+
+export const HSchema = z
+  .string()
+  .transform(v => v.replace(/\s+/g, ''))
+  .refine(v => v === '' || /^\d+(-\d+)?$/.test(v), {
+    message: t('zod.generic.validNumberRange')
+  })
+  .refine(v => {
+    // if single number
+    if (!v.includes('-')) {
+      const num = Number(v);
+      if ( num < H_MIN || num > H_MAX )
+        return false;
+      return `${num}`;
+    }
+
+    // if number range
+    const [min, max] = v.split('-').map(Number);
+    if ( min < H_MIN || max > H_MAX || min > max )
+      return false;
+    return min === max ? `${min}` : `${min}-${max}`;
+  }, {
+    message: t('zod.generic.validNumberRange')
+  })
+  .nullable();
 
 export const ISchema = z.string().nullable();
 
diff --git a/src/server/utils/wgHelper.ts b/src/server/utils/wgHelper.ts
index 607a0c51..7f69d6c5 100644
--- a/src/server/utils/wgHelper.ts
+++ b/src/server/utils/wgHelper.ts
@@ -63,15 +63,15 @@ AllowedIPs = ${allowedIps.join(', ')}${extraLines.length ? `\n${extraLines.join(
         S2: wgInterface.s2,
         S3: wgInterface.s3,
         S4: wgInterface.s4,
+        H1: wgInterface.h1,
+        H2: wgInterface.h2,
+        H3: wgInterface.h3,
+        H4: wgInterface.h4,
         I1: wgInterface.i1,
         I2: wgInterface.i2,
         I3: wgInterface.i3,
         I4: wgInterface.i4,
         I5: wgInterface.i5,
-        H1: wgInterface.h1,
-        H2: wgInterface.h2,
-        H3: wgInterface.h3,
-        H4: wgInterface.h4,
       } as const;
 
       awgLines = Object.entries(parameters)
@@ -131,15 +131,15 @@ PostDown = ${iptablesTemplate(hooks.postDown, wgInterface)}`;
         S2: wgInterface.s2,
         S3: wgInterface.s3,
         S4: wgInterface.s4,
+        H1: wgInterface.h1,
+        H2: wgInterface.h2,
+        H3: wgInterface.h3,
+        H4: wgInterface.h4,
         I1: client.i1,
         I2: client.i2,
         I3: client.i3,
         I4: client.i4,
         I5: client.i5,
-        H1: wgInterface.h1,
-        H2: wgInterface.h2,
-        H3: wgInterface.h3,
-        H4: wgInterface.h4,
       } as const;
 
       awgLines = Object.entries(parameters)