diff --git a/src/config.toml b/src/config.toml
new file mode 100644
index 0000000..b836158
--- /dev/null
+++ b/src/config.toml
@@ -0,0 +1,7 @@
+hostname = "mein-iserv.de"
+session-cookie = "markus"
+
+[target]
+ip = 10.0.0.0
+room = 23
+compilation = 2
\ No newline at end of file
diff --git a/src/main.rs b/src/main.rs
index 1147bd7..4a9bddf 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -4,21 +4,21 @@ use clap::Parser;
 #[clap(author, version, about, long_about = None)]
 struct Args {
     #[clap(short, long)]
-    hostname: String,
+    hostname: Option<String>,
     //example: "IServSAT=mvuvFvCZSlpvuwhk0mmNwF1NKEQypM4d; IServSession=xEPqyJO1a5nsVd34HEpbPqQGMMQKapvw; nav-show-additional-modules=true; PHPSESSID=mchbrl11epjnnp851q0i4rt8rc"
     #[clap(short, long)]
-    session_cookie: String,
+    session_cookie: Option<String>,
     #[clap(long)]
-    target_ip: String,
+    target_ip: Option<String>,
     #[clap(long)]
-    target_room: u16,
+    target_room: Option<u16>,
     #[clap(long)]
     target_compilation: Option<u16>,
 }
 
 macro_rules! print_banner {
     ($f: expr, $($arg: expr),*) => {
-        println!(concat!("-----------------------------------\n", $f, "\n-----------------------------------"), $($arg),*)
+        println!(concat!("----------------------------------------\n", $f, "\n----------------------------------------"), $($arg),*)
     };
 }
 
@@ -37,7 +37,7 @@ fn ipad(args: &Args) -> Result<(), Box<dyn std::error::Error>> {
     let header = ("Cookie", &args.session_cookie);
     let client = reqwest::blocking::Client::new();
     let resp = client
-        .get(format!("https://{}/iserv/admin/hosts", args.hostname))
+        .get(format!("https://{}/iserv/admin/hosts", args.hostname.unwrap()))
         .header(header.0, header.1)
         .query(&params)
         .send()?;
@@ -55,9 +55,9 @@ fn ipad(args: &Args) -> Result<(), Box<dyn std::error::Error>> {
     // skip rest of loop when no entry appeared
     if json_part == "null" {
         println!(
-"###################################
+"########################################
 No new host: skipping (Retry in 5s)
-###################################
+########################################
 ");
         //sleep for 5 seconds
         std::thread::sleep(std::time::Duration::from_secs(5));
@@ -76,7 +76,7 @@ No new host: skipping (Retry in 5s)
         return Ok(())
     }
     let plain = &resp.text()?;
-    let mut form_ip: &str = &args.target_ip; //default
+    let mut form_ip: &str = &args.target_ip;
     let form_name = squeeze_html_form(plain, "name=\"host[name]\"", "value=\"", "\"");
     let form_tags = squeeze_html_form(plain, "name=\"host[tags][]\"", "value=\"", "\"");
     let form_mac = squeeze_html_form(plain, "name=\"host[mac]\"", "value=\"", "\"");