1. Introduktion
The Grandstream GXP2100 is an enterprise-grade IP phone designed for business communication. It features support for four lines, a backlit graphical LCD, and various programmable keys to enhance user experience. This manual provides detailed instructions for the installation, configuration, and operation of your GXP2100 IP phone.
2. Pakkens indhold
Upon unpacking your Grandstream GXP2100, verify that all items are present and in good condition. The standard package typically includes:
- Grandstream GXP2100 IP Phone Unit
- Håndsæt med spiralledning
- Telefonstativ
- Ethernet-kabel
- Strømadapter
- Quick Installation Guide (this manual provides more detail)

Image 2.1: Grandstream GXP2100 IP Phone unit, handset, coiled cord, power adapter, Ethernet cable, and quick start guide, displayed with its retail packaging.
3. Produktfunktioner
The GXP2100 IP phone offers a range of features designed for efficient business communication:
- Linjetaster: 4 dual-color line keys supporting up to 4 SIP accounts.
- Softkeys: 3 XML programmable context-sensitive soft keys for dynamic functions.
- BLF Extension Keys: 7 dual-color BLF (Busy Lamp Field) extension keys, supporting up to 11 call appearances.
- Conference Calling: Up to 5-way conference capability.
- Lydkvalitet: HD wideband audio and a superb full-duplex hands-free speakerphone with advanced acoustic echo cancellation.
- Netværksforbindelse: Dual network ports with integrated Power over Ethernet (PoE).
- Telefonbog: Automated phone book synchronization with directory servers using XML.
- Ansøgninger: Integrated real-time web applications (e.g., weather, stock, currency, RSS news).
- Sikkerhed: Advanced security protection for privacy.
- Implementering: Supports automated provisioning for easy deployment.

Billede 3.1: Forside view of the Grandstream GXP2100 IP Phone, highlighting the display, keypad, and function buttons.
4. Opsætning
4.1 Fysisk forbindelse
Follow these steps to connect your GXP2100 IP phone:
- Tilslut håndsættet: Plug the coiled cord into the handset port on the side of the phone and into the handset.
- Tilslut headsettet (valgfrit): If using a headset, plug it into the dedicated headset port.
- Opret forbindelse til netværk:
- If using PoE: Connect one end of the Ethernet cable to the LAN port on the phone and the other end to a PoE-enabled switch or hub.
- If not using PoE: Connect one end of the Ethernet cable to the LAN port on the phone and the other end to your network switch/router. Then, connect the power adapter to the phone's power jack and to an electrical outlet.
- Tilslutning til pc (valgfrit): If you wish to connect a computer through the phone, connect an Ethernet cable from the PC port on the phone to your computer's Ethernet port.

Billede 4.1: Side view of the Grandstream GXP2100 IP Phone, showing the various connection ports for handset, headset, LAN, and PC.
4.2 Indledende konfiguration
After physical connection, the phone will attempt to obtain an IP address via DHCP. You can access the phone's web configuration interface for detailed setup:
- Hent IP-adresse: Tryk på Menu button on the phone, navigate to Status, så Netværksstatus to find the phone's IP address.
- Adgang Web Interface: Åbn a web browser on a computer connected to the same network and enter the phone's IP address in the address bar.
- Login: Enter the administrator username and password (default values are typically 'admin' for both, refer to your network administrator or Grandstream documentation for specific defaults).
- Configure SIP Accounts: Naviger til Regnskaber section to configure your SIP account details provided by your VoIP service provider. This includes SIP Server, SIP User ID, Authenticate ID, and Password.
- Save and Apply: After making changes, save and apply the configuration. The phone may reboot.
5. Betjeningsvejledning
5.1 Grundlæggende opkaldsfunktioner
- Foretag et opkald:
- Løft røret, tryk på Højttaler button, or press an available Linje nøgle.
- Tast det ønskede nummer.
- Tryk på SENDE button or wait a few seconds for automatic dialing.
- Besvare et opkald:
- Tag håndsættet.
- Tryk på den blinkende Linje nøgle.
- Tryk på Højttaler knap.
- Afslutning af et opkald: Læg røret på, eller tryk på Højttaler button if using speakerphone.
5.2 Avancerede opkaldsfunktioner
- Holde: Under et aktivt opkald skal du trykke på HOLDE button. The line key will flash. To resume, press the flashing Linje nøgle.
- Overførsel:
- Under et aktivt opkald skal du trykke på OVERFØRSEL soft key. The active call will be put on hold.
- Tast det nummer, som du vil overføre opkaldet til.
- Tryk på OVERFØRSEL soft key again to complete the transfer (blind transfer) or wait for the party to answer and announce the call before pressing OVERFØRSEL (overvåget overførsel).
- Konference:
- Under et aktivt opkald skal du trykke på KONF soft key. The active call will be put on hold.
- Dial the number of the next participant and press SENDE.
- Når den anden part svarer, skal du trykke på KONF soft key again to establish the conference call. Repeat for additional participants (up to 5-way).
- Stum: Tryk på STUM knappen for at slå lyden fra på din mikrofon under et opkald. Tryk igen for at slå lyden til.
- Højttalertelefon: Tryk på Højttaler knappen til at slå højttalertelefontilstand til eller fra.
- BLF Keys: The BLF (Busy Lamp Field) keys can be programmed to monitor the status of other extensions. A green light indicates idle, red indicates busy, and flashing red indicates ringing. Pressing a BLF key can initiate a call to that extension or pick up a ringing call.
- Softkeys: The three soft keys below the LCD display change their function based on the phone's current state (e.g., during a call, idle, or in a menu). Their current function is displayed on the LCD directly above them.
6. Vedligeholdelse
- Rensning: Use a soft, dry cloth to clean the phone's surface. Avoid abrasive cleaners or solvents.
- Firmwareopdateringer: Grandstream periodically releases firmware updates to improve performance and add features. Firmware updates are typically performed via the phone's web interface. Consult your network administrator or Grandstream's official support resources for the latest firmware and update procedures. Manual firmware updates often require downloading files from the manufacturer and hosting them on a local web server.
- Miljøforhold: Operate the phone within recommended temperature and humidity ranges to ensure optimal performance and longevity.
7. Fejlfinding
This section addresses common issues you might encounter with your GXP2100 IP phone.
| Problem | Mulig årsag | Løsning |
|---|---|---|
| Telefonen tænder ikke. | No power from adapter or PoE switch. |
|
| Ingen klartone / Kan ikke foretage eller modtage opkald. | Network connectivity issue, SIP account not registered, incorrect configuration. |
|
| One-way audio (you can hear, but the other party cannot, or vice-versa). | Network firewall/NAT issues, incorrect audio codec settings. |
|
| Phone frequently loses registration. | Unstable network connection, SIP server issues, incorrect registration expiration. |
|
8. Specifikationer
Key technical specifications for the Grandstream GXP2100 IP Business Phone:
| Attribut | Værdi |
|---|---|
| Modelnummer | GXP2100 |
| Mærke | Grandstream |
| Produktmål (L x B x H) | 8.7 x 8.3 x 3.6 tommer |
| Varens vægt | 2.4 pund |
| Farve | Grå |
| Telefontype | ledning |
| Strømkilde | Corded Electric (PoE capable) |
| Opkaldstype | Enkelt tastatur |
| Type svarsystem | Digital |
| Mulighed for telefonmøder | 5-vejs |
| Flerlinjeoperation | Multi-Line Operation (4 lines) |
| ASIN | B004PAS3SM |
| Dato først tilgængelig | 9. februar 2011 |
9. Garanti og support
For warranty information, technical support, or further assistance with your Grandstream GXP2100 IP Phone, please refer to the official Grandstream website or contact your product vendor. Keep your purchase receipt and product serial number handy when seeking support.
Official Grandstream Webwebsted: www.grandstream.com





