1. 서론
This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your ARRIS SURFboard mAX W21 AX6600 WiFi 6 Mesh Router. The SURFboard mAX W21 is designed to deliver high-speed, reliable WiFi 6 connectivity throughout your home, supporting advanced features like parental controls, Quality of Service (QoS), and smart home integration.

Figure 1: ARRIS SURFboard mAX W21 AX6600 WiFi 6 Mesh Router.
2. 패키지 내용
패키지에 다음 품목이 포함되어 있는지 확인하십시오.
- One (1) ARRIS SURFboard mAX AX6600 Tri-band WiFi 6 Router (Model W21)
- 하나(1)의 전원 어댑터
- 이더넷 케이블 1개(1)
- 빠른 시작 가이드(포함된 경우)

Figure 2: The ARRIS SURFboard mAX W21 Router and its retail packaging.
3. 설정
3.1 초기 배치
Place your SURFboard mAX W21 router in a central location within your home, away from obstructions and other electronic devices that may cause interference. Ensure it is near a power outlet and your internet modem.

Figure 3: Optimal placement of the ARRIS SURFboard mAX W21 Router on a shelf.
3.2 라우터 연결
- Connect one end of the Ethernet cable to the LAN port on your internet modem.
- Connect the other end of the Ethernet cable to the WAN/Internet port on your SURFboard mAX W21 router.
- 전원 어댑터를 라우터의 전원 포트에 연결한 다음 전원 콘센트에 꽂으세요.
- Wait for the router's LED indicator to show a stable blue light, indicating it is ready for setup.
3.3 Using the SURFboard Central App for Setup
The SURFboard Central app provides step-by-step instructions for a simple and secure setup process. It is required for initial configuration and ongoing management of your network.
- 다운로드 서프보드 센트럴 모바일 기기의 앱 스토어에서 앱을 다운로드하세요(iOS 및 Android에서 사용 가능).
- Open the app and follow the on-screen prompts to create an account and begin the setup process.
- The app will guide you through connecting to your new WiFi network and configuring its settings, including network name (SSID) and password.

Figure 4: The SURFboard Central app facilitates easy setup and network management.
비디오 1: 오버view of the ARRIS SURFboard mAX W121, highlighting its benefits for home network users.
4. 라우터 작동
Once set up, the SURFboard Central app becomes your control center for managing your home network. It provides real-time monitoring and optimization features.
4.1 게스트 네트워크
Create a separate guest network to provide internet access to visitors without sharing your main network password. This enhances security and privacy for your primary devices.
Video 2: Demonstrates the ease of setting up a guest network using the SURFboard mAX system.
4.2 자녀 보호
Manage internet access for family members with enhanced parental controls. Set time limits, pause internet access for specific devices, and create custom rules directly from the app.
4.3 서비스 품질(QoS)
Prioritize network traffic for specific applications or devices to ensure optimal performance for activities like online gaming, 4K video streaming, or video conferencing.
4.4 스마트 홈 통합(IFTTT)
The router supports IFTTT (If This Then That) integration, allowing you to connect and automate your network with various third-party smart home devices and services.

Figure 5: The SURFboard Central app interface displaying network speed and connected devices.
5. Expanding Your Mesh System
The SURFboard mAX W21 is designed to be part of an expandable mesh WiFi 6 system. You can add additional W121 or W21 SURFboard mesh devices to extend coverage and enhance performance throughout larger homes.
- Connect up to three (3) SURFboard mAX routers to create a seamless mesh network.
- Each additional router extends coverage and maintains gigabit speeds.


그림 6: 예amples of expanding your mesh network with additional SURFboard mAX devices.
6. 사양
| 특징 | 설명 |
|---|---|
| 모델명 | W21 |
| 상표 | 모서리 |
| 무선 표준 | 802.11ax(와이파이 6) |
| 주파수 대역 클래스 | 트라이밴드(2.4GHz/5GHz/5GHz 하이) |
| 데이터 전송 속도 | 최대 6600Mbps(AX6600) |
| 적용 범위 | Up to 2,750 sq ft (per router) |
| 포트 수 | 2개의 기가비트 이더넷 LAN 포트 |
| 제어 방법 | SURFboard 중앙 앱 |
| 특별 기능 | LED Indicator, Parental Control, QoS, Smart Home Compatible (IFTTT) |
| 안테나 유형 | 내부 |
| 보안 프로토콜 | WPA-PSK, WPA2-PSK |
| 운영 체제 | 리눅스 |
| 품목 무게 | 3 파운드 |
| 한국어: | 850027624020, 612572216095 |

Figure 7: The WiFi 6 Tri-Band Gigabit logo, indicating advanced network capabilities.
Video 3: A comparison highlighting the superior speed and coverage of SURFboard mAX mesh WiFi systems against competitors.
7. 문제 해결
7.1 일반적인 문제 및 해결 방법
- 인터넷에 연결되지 않음:
- Check all cable connections between the modem, router, and power outlet.
- Restart your modem and router by unplugging them for 30 seconds and then plugging them back in.
- Verify your internet service is active with your provider. - 와이파이 속도가 느림:
- Ensure your router is centrally located and free from obstructions.
- 다른 전자 장치와의 간섭을 확인하세요.
- Use the SURFboard Central app to optimize network settings and prioritize devices. - 앱 연결 문제:
- Ensure your mobile device is connected to the SURFboard mAX WiFi network.
- Try force-closing and reopening the SURFboard Central app.
- If issues persist, uninstall and reinstall the app. - LED 표시등 상태:
- 솔리드 블루: Router is online and functioning correctly.
- 파란색 깜박임: Router is booting up or updating firmware.
- 호박색: No internet connection or connection issue.
- 깜박이는 호박색: Router is attempting to connect to the internet.
7.2 공장 초기화
문제가 계속 발생하는 경우 공장 초기화를 통해 해결될 수 있습니다. 경고: A factory reset will erase all custom settings and return the router to its default factory configuration. You will need to reconfigure your network using the SURFboard Central app.
- With the router powered on, locate the reset button (usually a small pinhole) on the back or bottom of the device.
- Use a paperclip or similar pointed object to press and hold the reset button for approximately 10-15 seconds.
- Release the button when the LED lights begin to flash or change color.
- Allow the router to restart, then proceed with initial setup via the SURFboard Central app.

그림 8: 후면 view of the router, showing Ethernet ports and the MAC address label, often where the reset button is located.
8. 보증 및 지원
8.1 보증 정보
The ARRIS SURFboard mAX W21 router comes with a 2년 한정 보증. Please retain your proof of purchase for warranty claims. For full warranty terms and conditions, refer to the documentation included with your product or visit the official ARRIS support web대지.
8.2 기술 지원
For technical assistance, product registration, or to access additional resources, please visit the ARRIS support website or contact their customer service. Ensure you have your product model number (W21) and serial number ready when contacting support.
온라인 지원: www.arris.com/support