diff --git a/NetworkMapper/ip/templates/base/sidebar.html b/NetworkMapper/ip/templates/base/sidebar.html
index f348849..94bf005 100644
--- a/NetworkMapper/ip/templates/base/sidebar.html
+++ b/NetworkMapper/ip/templates/base/sidebar.html
@@ -9,7 +9,7 @@ <h2>NetworkMapper</h2>
 
 <style>
     #sidebar {
-        width: 200px;
+        width: 250px;
         height: 100vh;
         background-color: #f0f0f0;
         padding: 10px;
diff --git a/NetworkMapper/ip/templates/ip/index.html b/NetworkMapper/ip/templates/ip/index.html
new file mode 100644
index 0000000..03ef46c
--- /dev/null
+++ b/NetworkMapper/ip/templates/ip/index.html
@@ -0,0 +1,39 @@
+{% extends "../base/master.html" %}
+
+
+{% block title %}
+IP Network Management
+{% endblock %}
+
+
+{% block content %}
+
+<div class="container mt-5">
+    <div class="row">
+        <div class="col-md-6">
+            <h2>Base IP</h2>
+            <form method="post" action="{% url 'index' %}">
+                {% csrf_token %}
+                <div class="form-group d-flex">
+                    <label for="base_ip">Base IP:</label>
+                    <input type="text" id="base_ip" name="base_ip" value="{{ base_ip }}" class="form-control">
+                    <button type="submit" name="base_ip-submit" class="btn btn-primary">Save</button>
+                </div>
+            </form>
+        </div>
+
+        <div class="col-md-6">
+            <h2>Route IP</h2>
+            <form method="post" action="{% url 'index' %}">
+                {% csrf_token %}
+                <div class="form-group d-flex">
+                    <label for="router_ip">Router IP:</label>
+                    <input type="text" id="router_ip" name="router_ip" value="{{ router_ip }}" class="form-control">
+                    <button type="submit" name="router_ip-submit" class="btn btn-primary">Save</button>
+                </div>
+            </form>
+        </div>
+    </div>
+</div>
+
+{% endblock %}
\ No newline at end of file
diff --git a/NetworkMapper/ip/urls.py b/NetworkMapper/ip/urls.py
index 7b27b5b..5d775cd 100644
--- a/NetworkMapper/ip/urls.py
+++ b/NetworkMapper/ip/urls.py
@@ -3,6 +3,7 @@
 from . import views
 
 urlpatterns = [
+    path("", views.index.index, name="index"),
     path("vlan", views.vlan.index, name="vlan.index"),
     path("vlan/create", views.vlan.create, name="vlan.create"),
     path("vlan/<int:vlan_id>/edit", views.vlan.edit, name="vlan.edit"),
diff --git a/NetworkMapper/ip/views/__init__.py b/NetworkMapper/ip/views/__init__.py
index 59dea35..2c4b302 100644
--- a/NetworkMapper/ip/views/__init__.py
+++ b/NetworkMapper/ip/views/__init__.py
@@ -1 +1 @@
-from . import device, vlan, wifi
+from . import device, index, vlan, wifi
diff --git a/NetworkMapper/ip/views/index.py b/NetworkMapper/ip/views/index.py
new file mode 100644
index 0000000..7d2bd79
--- /dev/null
+++ b/NetworkMapper/ip/views/index.py
@@ -0,0 +1,21 @@
+from django.shortcuts import redirect, render
+from django.urls import reverse
+
+from utils.config import get_config_value, update_config_value
+
+
+def index(request):
+    if request.method == "POST":
+        if "base_ip-submit" in request.POST:
+            base_ip = request.POST.get("base_ip")
+            update_config_value("base_ip", base_ip)
+            return redirect(reverse("index"))
+        elif "router_ip-submit" in request.POST:
+            router_ip = request.POST.get("router_ip")
+            update_config_value("router_ip", router_ip)
+            return redirect(reverse("index"))
+
+    base_ip = get_config_value("base_ip", "0.0")
+    router_ip = get_config_value("router_ip", "0.0.0.0")
+
+    return render(request, "ip/index.html", {"base_ip": base_ip, "router_ip": router_ip})
diff --git a/NetworkMapper/utils/__init__.py b/NetworkMapper/utils/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/NetworkMapper/utils/config.py b/NetworkMapper/utils/config.py
new file mode 100644
index 0000000..93e97d5
--- /dev/null
+++ b/NetworkMapper/utils/config.py
@@ -0,0 +1,18 @@
+from typing import Any
+
+import yaml
+from django.conf import settings
+
+def get_config_value(key: str, default: Any) -> str:
+    with open(settings.CONFIG_FILE_PATH, "r") as yaml_file:
+        yaml_data = yaml.safe_load(yaml_file) or {}
+    return yaml_data.get(key, default)
+
+
+def update_config_value(key: str, value: str) -> None:
+    with open(settings.CONFIG_FILE_PATH, "r+") as yaml_file:
+        yaml_data = yaml.safe_load(yaml_file) or {}
+        yaml_data[key] = value
+        yaml_file.seek(0)
+        yaml.dump(yaml_data, yaml_file)
+        yaml_file.truncate()