A per site license that permits the NBX system to upgrade to NBX R5.0 system software, available for NBX 100, NBX V3000, and SS3 NBX platforms. This license must be present or the NBX system will not allow moves, adds, and changes (MAC's) to be performed. This license is not required on new system purchases, as the license is embedded. License includes right-to-use licenses and keys for R4.2, R4.3, and R5.0. NBX System Software R5.0 or greater is required for 3Com NBX 3100, 3103, 3106 & 3107 Phones.

For further details on NBX R5.0 please click here.

The 3Com NBX System Software Release 5.0 includes:

• NBX R5.0 Site License
• NBX R5.0 Resource CD