diff --git a/types/cote/cote-tests.ts b/types/cote/cote-tests.ts
index 25a65555d2..6448111364 100644
--- a/types/cote/cote-tests.ts
+++ b/types/cote/cote-tests.ts
@@ -275,4 +275,32 @@ class InitialObservations {
         //     broadcasts: ['qux']
         // })
     }
+
+    discovery() {
+        new cote.Responder({ name: 'LocalUnlessForwarded' }, { address: '127.0.0.1' });
+
+        new cote.Publisher({ name: 'PassionateGreeter' }, { helloInterval: 100 });
+
+        new cote.Requester({ name: 'Optimist' }, {
+            checkInterval: 1e5,
+            nodeTimeout: 1e6
+        });
+
+        new cote.Subscriber({ name: 'Hachiko' }, { masterTimeout: 9 * 365 * 24 * 60 * 60 * 1000 });
+
+        new cote.Monitor({ name: 'HelloService', port: 2345 }, {
+            monitor: false,
+            statusLogsEnabled: false
+        });
+
+        new cote.Monitor({ name: 'OfflineLogger', port: 2346 }, {
+            disableScreen: true,
+            helloLogsEnabled: false,
+            log: true
+        });
+
+        new cote.Responder({ name: 'HearsNoneAbove' }, { ignoreProcess: true });
+
+        new cote.Requester({ name: 'OwnStatusReporter' }, { statusInterval: 100 });
+    }
 }
diff --git a/types/cote/index.d.ts b/types/cote/index.d.ts
index 7a59fea23c..074ba34ec0 100644
--- a/types/cote/index.d.ts
+++ b/types/cote/index.d.ts
@@ -238,6 +238,75 @@ export interface Advertisement {
  * Controls the network-layer configuration and environments for components.
  */
 export interface DiscoveryOptions {
+    /**
+     * Multicast address if using multicast.
+     */
     multicast?: string;
+
+    /**
+     * Broadcast address if using broadcast.
+     */
     broadcast?: string;
+
+    /**
+     * Address to bind to.
+     */
+    address?: string;
+
+    /**
+     * How often to broadcast a hello packet in milliseconds.
+     */
+    helloInterval?: number;
+
+    /**
+     * How often to to check for missing nodes in milliseconds.
+     */
+    checkInterval?: number;
+
+    /**
+     * Consider a node dead if not seen in this many milliseconds.
+     */
+    nodeTimeout?: number;
+
+    /**
+     * Consider a master node dead if not seen in this many milliseconds.
+     */
+    masterTimeout?: number;
+
+    /**
+     * Skips key equality checks when logging.
+     */
+    monitor?: boolean;
+
+    /**
+     * If false, disables `helloLogsEnabled` and `statusLogsEnabled` no matter
+     * what value they have, and also own hello log.
+     */
+    log?: boolean;
+
+    /**
+     * Notifies when another service goes online.
+     */
+    helloLogsEnabled?: boolean;
+
+    /**
+     * Notifies when another service goes online or offline. If false, disables
+     * `helloLogsEnabled` as well.
+     */
+    statusLogsEnabled?: boolean;
+
+    /**
+     * Ignores messages from other services within the same process.
+     */
+    ignoreProcess?: boolean;
+
+    /**
+     * Prevents Monitor from drawing.
+     */
+    disableScreen?: boolean;
+
+    /**
+     * Milliseconds between emissions of own status for monitoring.
+     */
+    statusInterval?: number;
 }