VoIP Phones: Cisco SPA504G

Desk Phones
Cisco SPA504G
Aastra 9143i
Aastra 6757i
Yealink T22P
Yealink T28P
Polycom 330
Polycom 501
Polycom 501
Linksys SPA942
Linksys SPA962

Phone Adapters
Linksys SPA112
Linksys SPA1001
Linksys SPA2102
Linksys PAP2T


VoIP Services
Basic Phone Line
Hosted PBX

Four active lines and dual switched Ethernet ports offer incredible flexibility to the home or small-business Internet telephony user. Need more lines? Take a look at the SPA508G (8 lines) and SPA525 (5 lines with color screen).

This phone the newer version of the discontinued Linksys SPA-942 phone. It offers an improved speaker phone, HD-voice and secure calling support. Up to two, 32-button attendant consoles (SPA500S) can be connected to this phone. Each button can be used as a speed dial and/or extension state indicator, making this phone a good choice for receptionists.


This phone requires a POE-switch or an external power adapter (PA-101), which is sold separately.


We support automatic provisioning of almost all Cisco/Linksys SPA-series devices. Provisioning instructions:

  1. Connect phone to your network using the WAN port (middle)
  2. If your network does not support POE, connect a power adapter to the phone
  3. Press the settings button (below envelope button), choose option 9 and note current IP address
  4. Open a web browser on a computer connected to the same network, and enter the phone's IP address in the address bar
  5. You should see a Linksys Phone configuration page. Click Admin on top right, then click Advanced.
  6. On the Provisioning tab, enter the following into the Profile Rule field:
  7. Press the Submit All Changes button at the end of the page and let the phone reboot. Your phone will upgrade and provision itself in a minute or two. Do not unplug the phone until complete.