diff --git a/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/commands/abstractCommand.ts b/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/commands/abstractCommand.ts
index 5ddfe060b..e9dc9d563 100644
--- a/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/commands/abstractCommand.ts
+++ b/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/commands/abstractCommand.ts
@@ -77,6 +77,15 @@ export abstract class ViscaInquiryCommand extends AbstractCommand {
 	}
 }
 
+export abstract class ViscaDeviceSettingCommand extends AbstractCommand {
+	readonly commandType = CommandType.ViscaDeviceSetting
+
+	deserializeReply(_payload: Buffer): unknown {
+		// No reply expected
+		return undefined
+	}
+}
+
 export abstract class ControlCommand extends AbstractCommand {
 	readonly commandType = CommandType.ControlCommand
 
diff --git a/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/commands/control/resetSeqNumberCommand.ts b/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/commands/control/resetSeqNumberCommand.ts
index a1f9186e1..734d0331d 100644
--- a/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/commands/control/resetSeqNumberCommand.ts
+++ b/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/commands/control/resetSeqNumberCommand.ts
@@ -1,8 +1,8 @@
-import { ControlCommand } from '../abstractCommand.js'
+import { ViscaDeviceSettingCommand } from '../abstractCommand.js'
 
-/** The IF_Clear command */
-export class ResetSequenceNumberCommand extends ControlCommand {
+/** The IF_Clear command - VISCA device setting command (type 0x0120), payload 8X 01 00 01 FF where X=1 for VISCA over IP */
+export class ResetSequenceNumberCommand extends ViscaDeviceSettingCommand {
 	serialize() {
-		return Buffer.from([0x88, 0x01, 0x00, 0x01, 0xff])
+		return Buffer.from([0x81, 0x01, 0x00, 0x01, 0xff])
 	}
 }
diff --git a/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/enums.ts b/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/enums.ts
index 82d0cdfcc..fd716db7d 100644
--- a/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/enums.ts
+++ b/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/enums.ts
@@ -2,6 +2,7 @@ export enum CommandType {
 	ViscaCommand = 0x0100,
 	ViscaInquiry = 0x0110,
 	ViscaReply = 0x0111,
+	ViscaDeviceSetting = 0x0120,
 	ControlCommand = 0x0200,
 	ControlReply = 0x0201,
 }
diff --git a/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/lib/socket.ts b/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/lib/socket.ts
index a3b0b7d25..d87d521ff 100644
--- a/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/lib/socket.ts
+++ b/packages/timeline-state-resolver/src/integrations/viscaOverIP/connection/lib/socket.ts
@@ -133,7 +133,7 @@ export class ViscaUdpSocket extends EventEmitter {
 
 		this._sendNextPacket()
 
-		this._localPacketId = this._localPacketId++ % this._maxPacketID
+		this._localPacketId = (this._localPacketId + 1) % this._maxPacketID
 
 		return promise
 	}
@@ -150,21 +150,25 @@ export class ViscaUdpSocket extends EventEmitter {
 		this._lastReceivedAt = Date.now()
 
 		const type = packet.readUInt16BE(0) as CommandType
-		const length = packet.readUInt32BE(4)
+		const length = packet.readUInt16BE(2)
 
 		if (this._debug) this.log('type', type, !!this._inFlight)
 		if (type === CommandType.ViscaReply && this._inFlight) {
 			// @todo: think about what resolves a command.
-			if (length === 3 && packet.readUInt8(9) === 0x41) {
+			if (length === 3 && (packet.readUInt8(9) & 0xf0) === 0x40) {
 				// supposedly an ack
 				return // completion resolves, and not ack so we skip
-			} else if (length === 4 && packet.readUInt8(9) === 0x51) {
+			} else if (length === 3 && (packet.readUInt8(9) & 0xf0) === 0x50) {
 				// supposedly a completion
+				if (this._connectionState === ConnectionState.Connecting) {
+					this._connectionState = ConnectionState.Connected
+					this.emit('connected')
+				}
 				this._inFlight.promise.resolve()
-			} else if (length === 4 && packet.readUInt16BE(9) === 0x6002) {
+			} else if (length === 4 && (packet.readUInt8(9) & 0xf0) === 0x60 && packet.readUInt8(10) === 0x02) {
 				// supposedly a syntax error
 				this._inFlight.promise.reject(new Error('Syntax Error'))
-			} else if (length === 4 && packet.readUInt16BE(9) === 0x6141) {
+			} else if (length === 4 && (packet.readUInt8(9) & 0xf0) === 0x60 && packet.readUInt8(10) === 0x41) {
 				// supposedly not executable
 				this._inFlight.promise.reject(new Error('Not executable'))
 			} else {