diff --git a/gatsby-config.js b/gatsby-config.js
index 999bd3d..2c35adb 100644
--- a/gatsby-config.js
+++ b/gatsby-config.js
@@ -1,8 +1,8 @@
 module.exports = {
   siteMetadata: {
-    title: `Gatsby Default Starter`,
-    description: `Kick off your next, great Gatsby project with this default starter. This barebones starter ships with the main Gatsby configuration files you might need.`,
-    author: `@gatsbyjs`,
+    title: `Generoi Bokxi IP`,
+    description: ``,
+    author: `@juhosa`,
   },
   plugins: [
     `gatsby-plugin-react-helmet`,
diff --git a/src/components/layout.js b/src/components/layout.js
index 8d55987..3f469dc 100644
--- a/src/components/layout.js
+++ b/src/components/layout.js
@@ -36,9 +36,9 @@ const Layout = ({ children }) => {
       >
         <main>{children}</main>
         <footer>
-          © {new Date().getFullYear()}, Built with
+          © {new Date().getFullYear()}, Tehny
           {` `}
-          <a href="https://www.gatsbyjs.org">Gatsby</a>
+          <a href="https://github.com/juhosa">Juho</a>
         </footer>
       </div>
     </>
diff --git a/src/pages/index.js b/src/pages/index.js
index 7eb6257..6a844d4 100644
--- a/src/pages/index.js
+++ b/src/pages/index.js
@@ -1,21 +1,106 @@
-import React from "react"
-import { Link } from "gatsby"
+import React, { useState, useEffect } from "react"
 
 import Layout from "../components/layout"
-import Image from "../components/image"
 import SEO from "../components/seo"
 
-const IndexPage = () => (
-  <Layout>
-    <SEO title="Home" />
-    <h1>Hi people</h1>
-    <p>Welcome to your new Gatsby site.</p>
-    <p>Now go build something great.</p>
-    <div style={{ maxWidth: `300px`, marginBottom: `1.45rem` }}>
-      <Image />
-    </div>
-    <Link to="/page-2/">Go to page 2</Link>
-  </Layout>
-)
+const IndexPage = () => {
+  const [osat, setOsat] = useState({ loppu: "", verkko: "vlan" })
+  const [ip, setIp] = useState("")
+
+  useEffect(() => {
+    console.log("doip")
+    // console.log({ osat })
+    setIp("")
+    if (osat.loppu === "" || osat.loppu.length !== 4) return
+
+    let ekanumero = ""
+    let loppu = osat.loppu
+    let verkko = osat.verkko
+
+    if (verkko === "vlan") {
+      const lopuneka = loppu.slice(0, 1)
+      ekanumero = lopuneka
+    } else if (verkko === "vlan2") {
+      const lopuneka = loppu.slice(0, 1)
+      ekanumero = lopuneka === "2" ? "6" : "7"
+    }
+
+    let loppuosa = ""
+    for (let i of loppu.slice(1)) {
+      if (i !== "0") {
+        loppuosa += i
+      }
+    }
+
+    setIp(`10.22${ekanumero}.${loppuosa}.x`)
+  }, [osat.verkko, osat.loppu])
+
+  return (
+    <Layout>
+      <SEO title="Home" />
+
+      <span>
+        <b>Verkko</b>
+      </span>
+      <br />
+      <label>
+        <input
+          type="radio"
+          value="vlan"
+          name="verkko-radio"
+          checked={osat.verkko === "vlan"}
+          onChange={e => {
+            // setVerkko(e.target.value)
+            setOsat({ loppu: osat.loppu, verkko: "vlan" })
+          }}
+        />
+        VI vlan
+      </label>
+      <br />
+      <label>
+        <input
+          type="radio"
+          value="vlan2"
+          name="verkko-radio"
+          checked={osat.verkko === "vlan2"}
+          onChange={e => {
+            // setVerkko(e.target.value)
+            setOsat({ loppu: osat.loppu, verkko: "vlan2" })
+          }}
+        />
+        VI vlan L2
+      </label>
+
+      <br />
+
+      <span>
+        <b>Tunnuksen/verkon loppuosa</b> (neljä viimeistä merkkiä)
+      </span>
+      <br />
+      <input
+        type="text"
+        value={osat.loppu}
+        onChange={ev => {
+          setOsat({ loppu: ev.target.value, verkko: osat.verkko })
+        }}
+      />
+
+      <div>
+        <span>
+          <b>IP</b>
+        </span>
+        <br />
+        {ip !== "" ? `${ip} (valitse x väliltä 2-254)` : "10.22x.xxx.xxx"}
+        <br />
+
+        <span>
+          <b>Default gateway</b>
+        </span>
+        <br />
+        {ip !== "" ? `${ip} (x on 1)` : "10.22x.xxx.1"}
+      </div>
+    </Layout>
+  )
+}
 
 export default IndexPage