Sarrera
The Cisco SPA112 2 Port Phone Adapter provides high-quality, feature-rich Voice over IP (VoIP) service through a broadband Internet connection. This adapter allows you to connect two standard analog telephones or fax machines to a VoIP service provider, enabling clear voice calls and reliable fax connections while simultaneously using your Internet connection. It supports various Internet VoIP provider features such as caller ID, call waiting, voicemail, and call forwarding.
Segurtasun informazio garrantzitsua
Produktu hau erabili aurretik, irakurri eta ulertu segurtasun-jarraibide guztiak. Jarraibide hauek ez jarraitzen badituzu, deskarga elektrikoak, sua edo bestelako arriskuak gerta daitezke.
- Ez jarri gailua uretara edo hezetasunera.
- Ez ireki edo konpontzen saiatu gailua. Mantendu konponketa guztiak langile kualifikatuen esku.
- Erabili gailuarekin hornitutako korronte-egokigailua soilik.
- Ziurtatu gailuaren inguruan aireztapen egokia gehiegi berotzea saihesteko.
- Mantendu gailua bero-iturrietatik eta eguzki-argitik urrun.
Paketearen edukia
Egiaztatu zure paketeak elementu hauek dituela:
- Cisco SPA112 2 Port Phone Adapter
- Elikatze-moldagailua
- Ethernet kablea
- Hasiera Azkarreko Gida (ez dago eskuliburu digital honetan sartuta)
Produktua amaituview
The Cisco SPA112 is a compact device designed to connect analog phones to a VoIP network. It features two phone ports and one Internet port.
Aurrealdeko panela

1. irudia: Aurrealdea view of the Cisco SPA112, showing the Cisco logo and indicator lights for phone lines, internet, and power.
The front panel includes indicator lights that provide status information:
- Phone 1/2 LEDs: Indicate the status of the phone lines. Lit when a phone is off-hook or in use.
- Interneteko LEDa: Indicates the status of the Internet connection. Lit when connected and active.
- Power LED: Indicates the power status of the device. Lit when the device is powered on.
Atzeko panela

2. Irudia: Atzealdea view of the Cisco SPA112, showing the Reset button, Phone 1 and Phone 2 ports, Internet port, and DC 5V Power input.
The rear panel contains all the connection ports:
- Berrezarri botoia: Used to reset the device to factory default settings.
- PHONE 1/2 Ports (RJ-11): Connect analog telephones or fax machines.
- INTERNET Port (RJ-45): Connects to your router or broadband modem.
- DC 5V POWER Input: Emandako korronte-egokigailura konektatzen da.
Konfigurazioa eta Instalazioa
Follow these steps to set up your Cisco SPA112 adapter.
Step 1: Physical Connections
- Connect the Internet Cable: Konektatu Ethernet kablearen mutur bat INTERNET port on the SPA112 and the other end to an available LAN port on your router or broadband modem.
- Connect Telephones: Connect your analog telephones or fax machines to the TELEFONOA 1 eta/edo TELEFONOA 2 ports using standard RJ-11 phone cables.
- Konektatu energia: Konektatu korronte egokitzaileari DC 5V ENERGIA input on the SPA112, then plug the adapter into an electrical outlet. The Power LED on the front panel should illuminate.

Figure 3: Diagram showing the Cisco SPA112 connected to a router, power outlet, and an analog phone.
Step 2: Initial Configuration (Accessing the Web Interfazea)
To configure the SPA112, you will need to access its web-based administration interface. The device typically obtains an IP address automatically from your router via DHCP.
- Find the Device's IP Address:
- Connect an analog phone to the TELEFONOA 1 portua.
- Dial **** (four asterisks).
- When prompted, dial 110# to hear the device's IP address. Note this IP address.
- Sartu Web Interfazea:
- Ireki a web browser on a computer connected to the same network as the SPA112.
- Enter the IP address you noted in the browser's address bar (e.g., http://192.168.1.100) eta sakatu Sartu.
- You will be prompted for a username and password. The default credentials are typically:
- Erabiltzaile izena: admin
- Pasahitza: admin
- Configure VoIP Service:
Once logged in, navigate to the "Voice" or "Line" settings to enter the details provided by your VoIP service provider (e.g., SIP proxy, user ID, password). Refer to your VoIP provider's documentation for specific settings.
Funtzionamendu-argibideak
After successful setup and configuration, your Cisco SPA112 is ready for use.
Deiak egitea eta jasotzea
- Dei bat egiteko: Pick up the connected analog phone. You should hear a dial tone. Dial the desired phone number.
- Dei bat jasotzeko: When your phone rings, pick up the handset to answer.
Using Fax Machines
The SPA112 supports fax machines connected to its phone ports. For optimal fax performance, ensure your VoIP service provider supports T.38 faxing and that it is enabled in the adapter's configuration if necessary.
VoIP Features
The SPA112 supports various VoIP features depending on your service provider, including:
- Deitzailearen IDa
- Deia Zain
- Ahots-posta
- Deiak desbideratzea
- Eraztun Bereizgarria
- Hiru Bideko Jardunaldiak
Consult your VoIP service provider for details on how to activate and use these features.
Mantentzea
The Cisco SPA112 is designed for reliable operation with minimal maintenance.
- Garbiketa: Erabili zapi leun eta lehor bat gailua garbitzeko. Ez erabili garbitzaile likido edo aerosolik.
- Firmware eguneraketak: Aldian-aldian egiaztatu Cisco laguntza website for firmware updates. Firmware updates can improve performance, add features, or fix bugs. Follow the instructions provided by Cisco for updating firmware.
- Gailua berrabiarazi: If you experience issues, try restarting the device by unplugging the power adapter, waiting 10 seconds, and then plugging it back in.
Arazoak konpontzea
This section addresses common issues you might encounter with your SPA112.
Markatze-tonurik ez
- Egiaztatu potentzia: Ensure the power adapter is securely connected and the Power LED is lit.
- Egiaztatu telefonoaren konexioa: Verify that the analog phone is correctly plugged into a PHONE port.
- Egiaztatu Interneteko konexioa: Ensure the Internet LED is lit, indicating an active network connection.
- VoIP Service Status: Confirm your VoIP service is active and configured correctly in the adapter's web interfazea.
Ezin ditut deiak egin edo jaso
- Verify VoIP Configuration: Double-check all SIP settings (proxy, user ID, password) in the web interface against your VoIP provider's information.
- Sareko konexioa: Ensure your router and internet connection are working correctly. Try accessing other websites from a connected computer.
- Firewall Issues: Your router's firewall might be blocking VoIP traffic. Consult your router's manual or IT administrator to ensure necessary ports are open (typically UDP ports 5060 for SIP and 10000-20000 for RTP).
- Berrabiarazi gailuak: Try rebooting your modem, router, and the SPA112 in sequence.
Poor Call Quality (Echo, Jitter, Dropped Calls)
- Internet Bandwidth: Ensure you have sufficient internet bandwidth, especially during peak usage. Other network activities (streaming, large downloads) can impact call quality.
- Sare-pilaketak: If possible, connect the SPA112 directly to your router via Ethernet, avoiding Wi-Fi extenders or powerline adapters.
- QoS ezarpenak: If your router supports Quality of Service (QoS), configure it to prioritize VoIP traffic.
- VoIP Provider: Contact your VoIP service provider to check for any service-side issues or recommended settings.
Zehaztapenak
| Marka | Cisco |
| Eredua | SPA112 |
| Portuak | 2 x RJ-11 FXS (Phone), 1 x RJ-45 Ethernet (Internet) |
| Sare estandarra | 10 / 100Base-TX |
| Ethernet Teknologia | Ethernet azkarra |
| Energia iturria | Adapter (DC 5V) |
| Elementuaren neurriak (L x W x H) | 3.94 x 3.94 x 1.18 hazbete (10 x 10 x 3 cm) |
| Elementuaren pisua | 153 gramo |
| Gailu bateragarriak | VoIP services, computer networks, PSTN networks, caller ID services, routers, gateways, fax machines |
| Kanpoko Proba Ziurtagiria | FCC, CE, ICES, A-Tick, RoHS, UL |
| Deitzailearen IDa | Bai |
| Lerro anitzeko eragiketa | Lerro anitzeko eragiketa |
Bermearen informazioa
The Cisco SPA112 2 Port Phone Adapter comes with a 30-day warranty from the seller and a manufacturer's warranty. For specific terms and conditions, please refer to the documentation provided with your purchase or visit the official Cisco support webgunea.
Bezeroarentzako Arreta
For further assistance, technical support, or to download the latest firmware and documentation, please visit the official Cisco support website. You may also contact your VoIP service provider for configuration-specific support.
Cisco laguntza Webgunea: www.cisco.com/support