Hardware prerequisites

Last Updated : Aug 28, 2026 |
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Ensure that the LAN:
  • Uses unshielded twisted pair (UTP) Ethernet Category 5e or Category 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 5V DC power adapter. You must purchase the power adapter separately.