diff --git a/bin/ari-transcriber b/bin/ari-transcriber
index 9e51657..af09248 100755
--- a/bin/ari-transcriber
+++ b/bin/ari-transcriber
@@ -32,7 +32,14 @@ require(`yargs`)
 		(yargs) => {
 			yargs.example("$0 --help --format=slin16 --sslCert=/etc/letsencrypt/live/myserver/fullchain.pem --sslKey=/etc/letsencrypt/live/myserver/privkey.pem --wssPort=39990 --speakerDiarization 'Local/1170' ")
 			yargs.wrap(yargs.terminalWidth());
-			yargs.positional('dialstring', {describe: 'Extension to dial such as "Local/1234"'});
+			yargs.parserConfiguration({
+				"parse-numbers": false,
+				"parse-positional-numbers": false
+			});
+			yargs.positional('dialstring', {
+				describe: 'Extension to dial such as "Local/1234" (or with -s, what to snoop on eg. "PJSIP/1234-0000abcd" or "1716337601.107")',
+				type: 'string'
+			});
 		},
 		opts => {
 			new transcriber.AriTranscriber(opts);
@@ -140,6 +147,13 @@ require(`yargs`)
 			description: "WebSocket server port.  If omitted, no websocket server will be started",
 			group: "Transcription WebSocket",
 			type: 'number',
+		},
+		snoopTarget: {
+			alias: 's',
+			global: true,
+			requiresArg: false,
+			description: "Use <dialstring> as the unique ID or channel name to snoop on",
+			type: 'boolean',
 		}
 	})
 	.strict().argv;
diff --git a/lib/ari-controller.js b/lib/ari-controller.js
index 4e88f70..d68f879 100644
--- a/lib/ari-controller.js
+++ b/lib/ari-controller.js
@@ -39,27 +39,39 @@ class AriController extends EventEmitter {
 		}
 		this.closing = true;
 		
+		if (this.dogChannelId) {
+			console.log("Hanging up dog channel id %s", this.dogChannelId);
+			try {
+				await this.ari.channels.hangup({channelId: this.dogChannelId});
+			} catch(error) {
+				console.error("Issue hanging up dog channel %s", error.message);
+			}
+			delete this.dogChannelId;
+		}
 		if (this.localChannel) {
-			console.log("Hanging up local channel");
+			console.log("Hanging up local channel %s", this.localChannel.id);
 			try {
 				await this.localChannel.hangup();
 			} catch(error) {
+				console.error("Issue hanging up local channel %s", error.message);
 			}
 			delete this.localChannel;
 		}
 		if (this.externalChannel) {
-			console.log("Hanging up external media channel");
+			console.log("Hanging up external media channel %s", this.externalChannel.id);
 			try {
 				await this.externalChannel.hangup();
 			} catch(error) {
+				console.error("Issue hanging up external media channel %s", error.message);
 			}
 			delete this.externalChannel;
 		}
 		if (this.bridge) {
-			console.log("Destroying bridge");
+			console.log("Destroying bridge %s", this.bridge.name);
 			try {
 				await this.bridge.destroy();
 			} catch(error) {
+				console.error("Issue destroying bridge %s", error.message);
 			}
 			delete this.bridge;
 		}
@@ -76,6 +88,7 @@ class AriController extends EventEmitter {
 				this.options.ariServerUrl, this.options.ariUser, this.options.ariPassword);
 		
 		await this.ari.start("externalMedia");
+		await this.ari.start("snoopLeg");
 		
 		// Create a simple bridge that is controlled by ARI/Stasis
 		this.bridge = this.ari.Bridge();
@@ -86,6 +99,7 @@ class AriController extends EventEmitter {
 			this.close();
 		}
 		this.bridge.on('BridgeDestroyed', (event) => {
+			console.log("Bridge Destroyed");
 			this.close();
 		});
 
@@ -106,13 +120,62 @@ class AriController extends EventEmitter {
 			this.close();
 		});
 
-		// Call the phone or confbridge specified in dialstring
-		try {
-			await this.localChannel.originate({
-				endpoint: this.options.dialstring, formats: this.options.format, app: "externalMedia",
+		if (this.options.snoopTarget) {
+
+			/*
+			 * Hmm, would be nice if snoopChannel co-operated, eg.
+			 *		this.dogChannel = this.ari.Channel();
+			 *		await this.dogChannel.snoopChannel(...)
+			 * Until then, carry around the dog channel ID instead!
+			 */
+
+			/* global callback to parse out the bridge id */
+			this.ari.on('StasisStart', (event, chan) => {
+				let app_data = chan.dialplan.app_data.split(",");
+				if (app_data[0] == "snoopLeg") {
+					if (app_data[1] == this.bridge.id) {
+						this.dogChannelId = chan.id;
+						this.bridge.addChannel({channel: chan.id});
+						console.log("snoopLeg connected channel '%s' bridge '%s'", chan.id, this.bridge.id);
+					}
+				}
 			});
-		} catch (error) {
-			this.close();
+
+			/* global callback to hangup when dogChannel dies */
+			this.ari.on('StasisEnd', (event, chan) => {
+				let app_data = chan.dialplan.app_data.split(",");
+				if (app_data[0] == "snoopLeg") {
+					if (app_data[1] == this.bridge.id) {
+						console.log("snoopLeg disconnected channel '%s' bridge '%s'", chan.id, this.bridge.id);
+						this.close();
+					}
+				}
+			});
+
+			/* register the bridge id started above as parameter to stasis app */
+			try {
+				await this.ari.channels.snoopChannel({
+					app: "snoopLeg",
+					appArgs: this.bridge.id,
+					channelId: this.options.dialstring,
+					spy: "both",
+					whisper: "none"
+				});
+			} catch (error) {
+				console.error("Could not snoop on '%s'", this.options.dialstring);
+				this.close();
+			}
+
+		} else {
+
+			// Call the phone or confbridge specified in dialstring
+			try {
+				await this.localChannel.originate({
+					endpoint: this.options.dialstring, formats: this.options.format, app: "externalMedia",
+				});
+			} catch (error) {
+				this.close();
+			}
 		}
 
 		// Now we create the External Media channel.
@@ -141,4 +204,4 @@ class AriController extends EventEmitter {
 	}
 }
 
-module.exports.AriController = AriController;
\ No newline at end of file
+module.exports.AriController = AriController;