Product Categories
NBX Phone Systems
NBX 25, NBX V3000, NBX 100, Super Stack 3 NBX
NBX Phones & Attendant Consoles
NBX Business Phones
& Attendant Consoles
NBX Hardware Components
Analog Connection Devices, NBX Interface Cards, CITELink IP Handset Gateway
NBX Software Components
pcXset, IP Licenses, Voice Mail Upgrades
Refurbished NBX Systems & Phones
Refurbished NBX Systems, Phones, & Components
NBX Accessories
NBX Headsets, Phone Accessories, Power over Ethernet (PoE)
3Com NBX System Software Release 4.3

A per site license that permits the NBX system to upgrade to NBX R4.3 system software. This license must be present or the NBX system will not allow moves, adds, and changes (MACs) to be performed.

Note: NBX System Software R4.3 or greater is required for 3Com NBX 3101 and 3101SP phones and 3105 Attendant Console.

For further details on NBX R4.3 please click here.

The 3Com NBX System Software Release 4.3 includes:

  • NBX R4.3 Site License
  • NBX R4.3 Resource CD