Hardware prerequisites

Last Updated : Apr 17, 2026 |
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Ensure that the LAN:
  • Uses Ethernet Cat. 5e or Cat. 6 cabling
  • Has either of the following specifications:
    • IEEE 802.3af PoE
    • IEEE 802.3af PoE injector
Note:
You can also power the phone using the Avaya DC 5 volt AC power adapter which can be ordered with the device.